Commit Graph

48089 Commits

Author SHA1 Message Date
Linus Torvalds
09a31a7e37 MIPS updates for v5.10:
- removed support for PNX833x alias NXT_STB22x
 - included Ingenic SoC support into generic MIPS kernels
 - added support for new Ingenic SoCs
 - converted workaround selection to use Kconfig
 - replaced old boot mem functions by memblock_*
 - enabled COP2 usage in kernel for Loongson64 to make usage
   of usage of 16byte load/stores possible
 - cleanups and fixes
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Merge tag 'mips_5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Thomas Bogendoerfer:

 - removed support for PNX833x alias NXT_STB22x

 - included Ingenic SoC support into generic MIPS kernels

 - added support for new Ingenic SoCs

 - converted workaround selection to use Kconfig

 - replaced old boot mem functions by memblock_*

 - enabled COP2 usage in kernel for Loongson64 to make use
   of 16byte load/stores possible

 - cleanups and fixes

* tag 'mips_5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (92 commits)
  MIPS: DEC: Restore bootmem reservation for firmware working memory area
  MIPS: dec: fix section mismatch
  bcm963xx_tag.h: fix duplicated word
  mips: ralink: enable zboot support
  MIPS: ingenic: Remove CPU_SUPPORTS_HUGEPAGES
  MIPS: cpu-probe: remove MIPS_CPU_BP_GHIST option bit
  MIPS: cpu-probe: introduce exclusive R3k CPU probe
  MIPS: cpu-probe: move fpu probing/handling into its own file
  MIPS: replace add_memory_region with memblock
  MIPS: Loongson64: Clean up numa.c
  MIPS: Loongson64: Select SMP in Kconfig to avoid build error
  mips: octeon: Add Ubiquiti E200 and E220 boards
  MIPS: SGI-IP28: disable use of ll/sc in kernel
  MIPS: tx49xx: move tx4939_add_memory_regions into only user
  MIPS: pgtable: Remove used PAGE_USERIO define
  MIPS: alchemy: Share prom_init implementation
  MIPS: alchemy: Fix build breakage, if TOUCHSCREEN_WM97XX is disabled
  MIPS: process: include exec.h header in process.c
  MIPS: process: Add prototype for function arch_dup_task_struct
  MIPS: idle: Add prototype for function check_wait
  ...
2020-10-16 12:40:55 -07:00
Linus Torvalds
847d4287a0 s390 updates for the 5.10 merge window
- Remove address space overrides using set_fs().
 
 - Convert to generic vDSO.
 
 - Convert to generic page table dumper.
 
 - Add ARCH_HAS_DEBUG_WX support.
 
 - Add leap seconds handling support.
 
 - Add NVMe firmware-assisted kernel dump support.
 
 - Extend NVMe boot support with memory clearing control and addition of
   kernel parameters.
 
 - AP bus and zcrypt api code rework. Add adapter configure/deconfigure
   interface. Extend debug features. Add failure injection support.
 
 - Add ECC secure private keys support.
 
 - Add KASan support for running protected virtualization host with
   4-level paging.
 
 - Utilize destroy page ultravisor call to speed up secure guests shutdown.
 
 - Implement ioremap_wc() and ioremap_prot() with MIO in PCI code.
 
 - Various checksum improvements.
 
 - Other small various fixes and improvements all over the code.
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Merge tag 's390-5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 updates from Vasily Gorbik:

 - Remove address space overrides using set_fs()

 - Convert to generic vDSO

 - Convert to generic page table dumper

 - Add ARCH_HAS_DEBUG_WX support

 - Add leap seconds handling support

 - Add NVMe firmware-assisted kernel dump support

 - Extend NVMe boot support with memory clearing control and addition of
   kernel parameters

 - AP bus and zcrypt api code rework. Add adapter configure/deconfigure
   interface. Extend debug features. Add failure injection support

 - Add ECC secure private keys support

 - Add KASan support for running protected virtualization host with
   4-level paging

 - Utilize destroy page ultravisor call to speed up secure guests
   shutdown

 - Implement ioremap_wc() and ioremap_prot() with MIO in PCI code

 - Various checksum improvements

 - Other small various fixes and improvements all over the code

* tag 's390-5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (85 commits)
  s390/uaccess: fix indentation
  s390/uaccess: add default cases for __put_user_fn()/__get_user_fn()
  s390/zcrypt: fix wrong format specifications
  s390/kprobes: move insn_page to text segment
  s390/sie: fix typo in SIGP code description
  s390/lib: fix kernel doc for memcmp()
  s390/zcrypt: Introduce Failure Injection feature
  s390/zcrypt: move ap_msg param one level up the call chain
  s390/ap/zcrypt: revisit ap and zcrypt error handling
  s390/ap: Support AP card SCLP config and deconfig operations
  s390/sclp: Add support for SCLP AP adapter config/deconfig
  s390/ap: add card/queue deconfig state
  s390/ap: add error response code field for ap queue devices
  s390/ap: split ap queue state machine state from device state
  s390/zcrypt: New config switch CONFIG_ZCRYPT_DEBUG
  s390/zcrypt: introduce msg tracking in zcrypt functions
  s390/startup: correct early pgm check info formatting
  s390: remove orphaned extern variables declarations
  s390/kasan: make sure int handler always run with DAT on
  s390/ipl: add support to control memory clearing for nvme re-IPL
  ...
2020-10-16 12:36:38 -07:00
Linus Torvalds
96685f8666 powerpc updates for 5.10
- A series from Nick adding ARCH_WANT_IRQS_OFF_ACTIVATE_MM & selecting it for
    powerpc, as well as a related fix for sparc.
 
  - Remove support for PowerPC 601.
 
  - Some fixes for watchpoints & addition of a new ptrace flag for detecting ISA
    v3.1 (Power10) watchpoint features.
 
  - A fix for kernels using 4K pages and the hash MMU on bare metal Power9
    systems with > 16TB of RAM, or RAM on the 2nd node.
 
  - A basic idle driver for shallow stop states on Power10.
 
  - Tweaks to our sched domains code to better inform the scheduler about the
    hardware topology on Power9/10, where two SMT4 cores can be presented by
    firmware as an SMT8 core.
 
  - A series doing further reworks & cleanups of our EEH code.
 
  - Addition of a filter for RTAS (firmware) calls done via sys_rtas(), to
    prevent root from overwriting kernel memory.
 
  - Other smaller features, fixes & cleanups.
 
 Thanks to:
   Alexey Kardashevskiy, Andrew Donnellan, Aneesh Kumar K.V, Athira Rajeev, Biwen
   Li, Cameron Berkenpas, Cédric Le Goater, Christophe Leroy, Christoph Hellwig,
   Colin Ian King, Daniel Axtens, David Dai, Finn Thain, Frederic Barrat, Gautham
   R. Shenoy, Greg Kurz, Gustavo Romero, Ira Weiny, Jason Yan, Joel Stanley,
   Jordan Niethe, Kajol Jain, Konrad Rzeszutek Wilk, Laurent Dufour, Leonardo
   Bras, Liu Shixin, Luca Ceresoli, Madhavan Srinivasan, Mahesh Salgaonkar,
   Nathan Lynch, Nicholas Mc Guire, Nicholas Piggin, Nick Desaulniers, Oliver
   O'Halloran, Pedro Miraglia Franco de Carvalho, Pratik Rajesh Sampat, Qian Cai,
   Qinglang Miao, Ravi Bangoria, Russell Currey, Satheesh Rajendran, Scott
   Cheloha, Segher Boessenkool, Srikar Dronamraju, Stan Johnson, Stephen Kitt,
   Stephen Rothwell, Thiago Jung Bauermann, Tyrel Datwyler, Vaibhav Jain,
   Vaidyanathan Srinivasan, Vasant Hegde, Wang Wensheng, Wolfram Sang, Yang
   Yingliang, zhengbin.
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Merge tag 'powerpc-5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:

 - A series from Nick adding ARCH_WANT_IRQS_OFF_ACTIVATE_MM & selecting
   it for powerpc, as well as a related fix for sparc.

 - Remove support for PowerPC 601.

 - Some fixes for watchpoints & addition of a new ptrace flag for
   detecting ISA v3.1 (Power10) watchpoint features.

 - A fix for kernels using 4K pages and the hash MMU on bare metal
   Power9 systems with > 16TB of RAM, or RAM on the 2nd node.

 - A basic idle driver for shallow stop states on Power10.

 - Tweaks to our sched domains code to better inform the scheduler about
   the hardware topology on Power9/10, where two SMT4 cores can be
   presented by firmware as an SMT8 core.

 - A series doing further reworks & cleanups of our EEH code.

 - Addition of a filter for RTAS (firmware) calls done via sys_rtas(),
   to prevent root from overwriting kernel memory.

 - Other smaller features, fixes & cleanups.

Thanks to: Alexey Kardashevskiy, Andrew Donnellan, Aneesh Kumar K.V,
Athira Rajeev, Biwen Li, Cameron Berkenpas, Cédric Le Goater, Christophe
Leroy, Christoph Hellwig, Colin Ian King, Daniel Axtens, David Dai, Finn
Thain, Frederic Barrat, Gautham R. Shenoy, Greg Kurz, Gustavo Romero,
Ira Weiny, Jason Yan, Joel Stanley, Jordan Niethe, Kajol Jain, Konrad
Rzeszutek Wilk, Laurent Dufour, Leonardo Bras, Liu Shixin, Luca
Ceresoli, Madhavan Srinivasan, Mahesh Salgaonkar, Nathan Lynch, Nicholas
Mc Guire, Nicholas Piggin, Nick Desaulniers, Oliver O'Halloran, Pedro
Miraglia Franco de Carvalho, Pratik Rajesh Sampat, Qian Cai, Qinglang
Miao, Ravi Bangoria, Russell Currey, Satheesh Rajendran, Scott Cheloha,
Segher Boessenkool, Srikar Dronamraju, Stan Johnson, Stephen Kitt,
Stephen Rothwell, Thiago Jung Bauermann, Tyrel Datwyler, Vaibhav Jain,
Vaidyanathan Srinivasan, Vasant Hegde, Wang Wensheng, Wolfram Sang, Yang
Yingliang, zhengbin.

* tag 'powerpc-5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (228 commits)
  Revert "powerpc/pci: unmap legacy INTx interrupts when a PHB is removed"
  selftests/powerpc: Fix eeh-basic.sh exit codes
  cpufreq: powernv: Fix frame-size-overflow in powernv_cpufreq_reboot_notifier
  powerpc/time: Make get_tb() common to PPC32 and PPC64
  powerpc/time: Make get_tbl() common to PPC32 and PPC64
  powerpc/time: Remove get_tbu()
  powerpc/time: Avoid using get_tbl() and get_tbu() internally
  powerpc/time: Make mftb() common to PPC32 and PPC64
  powerpc/time: Rename mftbl() to mftb()
  powerpc/32s: Remove #ifdef CONFIG_PPC_BOOK3S_32 in head_book3s_32.S
  powerpc/32s: Rename head_32.S to head_book3s_32.S
  powerpc/32s: Setup the early hash table at all time.
  powerpc/time: Remove ifdef in get_dec() and set_dec()
  powerpc: Remove get_tb_or_rtc()
  powerpc: Remove __USE_RTC()
  powerpc: Tidy up a bit after removal of PowerPC 601.
  powerpc: Remove support for PowerPC 601
  powerpc: Remove PowerPC 601
  powerpc: Drop SYNC_601() ISYNC_601() and SYNC()
  powerpc: Remove CONFIG_PPC601_SYNC_FIX
  ...
2020-10-16 12:21:15 -07:00
Linus Torvalds
c4cf498dc0 Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:
 "155 patches.

  Subsystems affected by this patch series: mm (dax, debug, thp,
  readahead, page-poison, util, memory-hotplug, zram, cleanups), misc,
  core-kernel, get_maintainer, MAINTAINERS, lib, bitops, checkpatch,
  binfmt, ramfs, autofs, nilfs, rapidio, panic, relay, kgdb, ubsan,
  romfs, and fault-injection"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (155 commits)
  lib, uaccess: add failure injection to usercopy functions
  lib, include/linux: add usercopy failure capability
  ROMFS: support inode blocks calculation
  ubsan: introduce CONFIG_UBSAN_LOCAL_BOUNDS for Clang
  sched.h: drop in_ubsan field when UBSAN is in trap mode
  scripts/gdb/tasks: add headers and improve spacing format
  scripts/gdb/proc: add struct mount & struct super_block addr in lx-mounts command
  kernel/relay.c: drop unneeded initialization
  panic: dump registers on panic_on_warn
  rapidio: fix the missed put_device() for rio_mport_add_riodev
  rapidio: fix error handling path
  nilfs2: fix some kernel-doc warnings for nilfs2
  autofs: harden ioctl table
  ramfs: fix nommu mmap with gaps in the page cache
  mm: remove the now-unnecessary mmget_still_valid() hack
  mm/gup: take mmap_lock in get_dump_page()
  binfmt_elf, binfmt_elf_fdpic: use a VMA list snapshot
  coredump: rework elf/elf_fdpic vma_dump_size() into common helper
  coredump: refactor page range dumping into common helper
  coredump: let dump_emit() bail out on short writes
  ...
2020-10-16 11:31:55 -07:00
Albert van der Linde
2c739ced58 lib, include/linux: add usercopy failure capability
Patch series "add fault injection to user memory access", v3.

The goal of this series is to improve testing of fault-tolerance in usages
of user memory access functions, by adding support for fault injection.

syzkaller/syzbot are using the existing fault injection modes and will use
this particular feature also.

The first patch adds failure injection capability for usercopy functions.
The second changes usercopy functions to use this new failure capability
(copy_from_user, ...).  The third patch adds get/put/clear_user failures
to x86.

This patch (of 3):

Add a failure injection capability to improve testing of fault-tolerance
in usages of user memory access functions.

Add CONFIG_FAULT_INJECTION_USERCOPY to enable faults in usercopy
functions.  The should_fail_usercopy function is to be called by these
functions (copy_from_user, get_user, ...) in order to fail or not.

Signed-off-by: Albert van der Linde <alinde@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Marco Elver <elver@google.com>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20200831171733.955393-1-alinde@google.com
Link: http://lkml.kernel.org/r/20200831171733.955393-2-alinde@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-16 11:11:22 -07:00
Matthew Wilcox (Oracle)
8fc75643c5 XArray: add xas_split
In order to use multi-index entries for huge pages in the page cache, we
need to be able to split a multi-index entry (eg if a file is truncated in
the middle of a huge page entry).  This version does not support splitting
more than one level of the tree at a time.  This is an acceptable
limitation for the page cache as we do not expect to support order-12
pages in the near future.

[akpm@linux-foundation.org: export xas_split_alloc() to modules]
[willy@infradead.org: fix xarray split]
  Link: https://lkml.kernel.org/r/20200910175450.GV6583@casper.infradead.org
[willy@infradead.org: fix xarray]
  Link: https://lkml.kernel.org/r/20201001233943.GW20115@casper.infradead.org

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: "Kirill A . Shutemov" <kirill@shutemov.name>
Cc: Qian Cai <cai@lca.pw>
Cc: Song Liu <songliubraving@fb.com>
Link: https://lkml.kernel.org/r/20200903183029.14930-3-willy@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-16 11:11:15 -07:00
Linus Torvalds
9ff9b0d392 networking changes for the 5.10 merge window
Add redirect_neigh() BPF packet redirect helper, allowing to limit stack
 traversal in common container configs and improving TCP back-pressure.
 Daniel reports ~10Gbps => ~15Gbps single stream TCP performance gain.
 
 Expand netlink policy support and improve policy export to user space.
 (Ge)netlink core performs request validation according to declared
 policies. Expand the expressiveness of those policies (min/max length
 and bitmasks). Allow dumping policies for particular commands.
 This is used for feature discovery by user space (instead of kernel
 version parsing or trial and error).
 
 Support IGMPv3/MLDv2 multicast listener discovery protocols in bridge.
 
 Allow more than 255 IPv4 multicast interfaces.
 
 Add support for Type of Service (ToS) reflection in SYN/SYN-ACK
 packets of TCPv6.
 
 In Multi-patch TCP (MPTCP) support concurrent transmission of data
 on multiple subflows in a load balancing scenario. Enhance advertising
 addresses via the RM_ADDR/ADD_ADDR options.
 
 Support SMC-Dv2 version of SMC, which enables multi-subnet deployments.
 
 Allow more calls to same peer in RxRPC.
 
 Support two new Controller Area Network (CAN) protocols -
 CAN-FD and ISO 15765-2:2016.
 
 Add xfrm/IPsec compat layer, solving the 32bit user space on 64bit
 kernel problem.
 
 Add TC actions for implementing MPLS L2 VPNs.
 
 Improve nexthop code - e.g. handle various corner cases when nexthop
 objects are removed from groups better, skip unnecessary notifications
 and make it easier to offload nexthops into HW by converting
 to a blocking notifier.
 
 Support adding and consuming TCP header options by BPF programs,
 opening the doors for easy experimental and deployment-specific
 TCP option use.
 
 Reorganize TCP congestion control (CC) initialization to simplify life
 of TCP CC implemented in BPF.
 
 Add support for shipping BPF programs with the kernel and loading them
 early on boot via the User Mode Driver mechanism, hence reusing all the
 user space infra we have.
 
 Support sleepable BPF programs, initially targeting LSM and tracing.
 
 Add bpf_d_path() helper for returning full path for given 'struct path'.
 
 Make bpf_tail_call compatible with bpf-to-bpf calls.
 
 Allow BPF programs to call map_update_elem on sockmaps.
 
 Add BPF Type Format (BTF) support for type and enum discovery, as
 well as support for using BTF within the kernel itself (current use
 is for pretty printing structures).
 
 Support listing and getting information about bpf_links via the bpf
 syscall.
 
 Enhance kernel interfaces around NIC firmware update. Allow specifying
 overwrite mask to control if settings etc. are reset during update;
 report expected max time operation may take to users; support firmware
 activation without machine reboot incl. limits of how much impact
 reset may have (e.g. dropping link or not).
 
 Extend ethtool configuration interface to report IEEE-standard
 counters, to limit the need for per-vendor logic in user space.
 
 Adopt or extend devlink use for debug, monitoring, fw update
 in many drivers (dsa loop, ice, ionic, sja1105, qed, mlxsw,
 mv88e6xxx, dpaa2-eth).
 
 In mlxsw expose critical and emergency SFP module temperature alarms.
 Refactor port buffer handling to make the defaults more suitable and
 support setting these values explicitly via the DCBNL interface.
 
 Add XDP support for Intel's igb driver.
 
 Support offloading TC flower classification and filtering rules to
 mscc_ocelot switches.
 
 Add PTP support for Marvell Octeontx2 and PP2.2 hardware, as well as
 fixed interval period pulse generator and one-step timestamping in
 dpaa-eth.
 
 Add support for various auth offloads in WiFi APs, e.g. SAE (WPA3)
 offload.
 
 Add Lynx PHY/PCS MDIO module, and convert various drivers which have
 this HW to use it. Convert mvpp2 to split PCS.
 
 Support Marvell Prestera 98DX3255 24-port switch ASICs, as well as
 7-port Mediatek MT7531 IP.
 
 Add initial support for QCA6390 and IPQ6018 in ath11k WiFi driver,
 and wcn3680 support in wcn36xx.
 
 Improve performance for packets which don't require much offloads
 on recent Mellanox NICs by 20% by making multiple packets share
 a descriptor entry.
 
 Move chelsio inline crypto drivers (for TLS and IPsec) from the crypto
 subtree to drivers/net. Move MDIO drivers out of the phy directory.
 
 Clean up a lot of W=1 warnings, reportedly the actively developed
 subsections of networking drivers should now build W=1 warning free.
 
 Make sure drivers don't use in_interrupt() to dynamically adapt their
 code. Convert tasklets to use new tasklet_setup API (sadly this
 conversion is not yet complete).
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:

 - Add redirect_neigh() BPF packet redirect helper, allowing to limit
   stack traversal in common container configs and improving TCP
   back-pressure.

   Daniel reports ~10Gbps => ~15Gbps single stream TCP performance gain.

 - Expand netlink policy support and improve policy export to user
   space. (Ge)netlink core performs request validation according to
   declared policies. Expand the expressiveness of those policies
   (min/max length and bitmasks). Allow dumping policies for particular
   commands. This is used for feature discovery by user space (instead
   of kernel version parsing or trial and error).

 - Support IGMPv3/MLDv2 multicast listener discovery protocols in
   bridge.

 - Allow more than 255 IPv4 multicast interfaces.

 - Add support for Type of Service (ToS) reflection in SYN/SYN-ACK
   packets of TCPv6.

 - In Multi-patch TCP (MPTCP) support concurrent transmission of data on
   multiple subflows in a load balancing scenario. Enhance advertising
   addresses via the RM_ADDR/ADD_ADDR options.

 - Support SMC-Dv2 version of SMC, which enables multi-subnet
   deployments.

 - Allow more calls to same peer in RxRPC.

 - Support two new Controller Area Network (CAN) protocols - CAN-FD and
   ISO 15765-2:2016.

 - Add xfrm/IPsec compat layer, solving the 32bit user space on 64bit
   kernel problem.

 - Add TC actions for implementing MPLS L2 VPNs.

 - Improve nexthop code - e.g. handle various corner cases when nexthop
   objects are removed from groups better, skip unnecessary
   notifications and make it easier to offload nexthops into HW by
   converting to a blocking notifier.

 - Support adding and consuming TCP header options by BPF programs,
   opening the doors for easy experimental and deployment-specific TCP
   option use.

 - Reorganize TCP congestion control (CC) initialization to simplify
   life of TCP CC implemented in BPF.

 - Add support for shipping BPF programs with the kernel and loading
   them early on boot via the User Mode Driver mechanism, hence reusing
   all the user space infra we have.

 - Support sleepable BPF programs, initially targeting LSM and tracing.

 - Add bpf_d_path() helper for returning full path for given 'struct
   path'.

 - Make bpf_tail_call compatible with bpf-to-bpf calls.

 - Allow BPF programs to call map_update_elem on sockmaps.

 - Add BPF Type Format (BTF) support for type and enum discovery, as
   well as support for using BTF within the kernel itself (current use
   is for pretty printing structures).

 - Support listing and getting information about bpf_links via the bpf
   syscall.

 - Enhance kernel interfaces around NIC firmware update. Allow
   specifying overwrite mask to control if settings etc. are reset
   during update; report expected max time operation may take to users;
   support firmware activation without machine reboot incl. limits of
   how much impact reset may have (e.g. dropping link or not).

 - Extend ethtool configuration interface to report IEEE-standard
   counters, to limit the need for per-vendor logic in user space.

 - Adopt or extend devlink use for debug, monitoring, fw update in many
   drivers (dsa loop, ice, ionic, sja1105, qed, mlxsw, mv88e6xxx,
   dpaa2-eth).

 - In mlxsw expose critical and emergency SFP module temperature alarms.
   Refactor port buffer handling to make the defaults more suitable and
   support setting these values explicitly via the DCBNL interface.

 - Add XDP support for Intel's igb driver.

 - Support offloading TC flower classification and filtering rules to
   mscc_ocelot switches.

 - Add PTP support for Marvell Octeontx2 and PP2.2 hardware, as well as
   fixed interval period pulse generator and one-step timestamping in
   dpaa-eth.

 - Add support for various auth offloads in WiFi APs, e.g. SAE (WPA3)
   offload.

 - Add Lynx PHY/PCS MDIO module, and convert various drivers which have
   this HW to use it. Convert mvpp2 to split PCS.

 - Support Marvell Prestera 98DX3255 24-port switch ASICs, as well as
   7-port Mediatek MT7531 IP.

 - Add initial support for QCA6390 and IPQ6018 in ath11k WiFi driver,
   and wcn3680 support in wcn36xx.

 - Improve performance for packets which don't require much offloads on
   recent Mellanox NICs by 20% by making multiple packets share a
   descriptor entry.

 - Move chelsio inline crypto drivers (for TLS and IPsec) from the
   crypto subtree to drivers/net. Move MDIO drivers out of the phy
   directory.

 - Clean up a lot of W=1 warnings, reportedly the actively developed
   subsections of networking drivers should now build W=1 warning free.

 - Make sure drivers don't use in_interrupt() to dynamically adapt their
   code. Convert tasklets to use new tasklet_setup API (sadly this
   conversion is not yet complete).

* tag 'net-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2583 commits)
  Revert "bpfilter: Fix build error with CONFIG_BPFILTER_UMH"
  net, sockmap: Don't call bpf_prog_put() on NULL pointer
  bpf, selftest: Fix flaky tcp_hdr_options test when adding addr to lo
  bpf, sockmap: Add locking annotations to iterator
  netfilter: nftables: allow re-computing sctp CRC-32C in 'payload' statements
  net: fix pos incrementment in ipv6_route_seq_next
  net/smc: fix invalid return code in smcd_new_buf_create()
  net/smc: fix valid DMBE buffer sizes
  net/smc: fix use-after-free of delayed events
  bpfilter: Fix build error with CONFIG_BPFILTER_UMH
  cxgb4/ch_ipsec: Replace the module name to ch_ipsec from chcr
  net: sched: Fix suspicious RCU usage while accessing tcf_tunnel_info
  bpf: Fix register equivalence tracking.
  rxrpc: Fix loss of final ack on shutdown
  rxrpc: Fix bundle counting for exclusive connections
  netfilter: restore NF_INET_NUMHOOKS
  ibmveth: Identify ingress large send packets.
  ibmveth: Switch order of ibmveth_helper calls.
  cxgb4: handle 4-tuple PEDIT to NAT mode translation
  selftests: Add VRF route leaking tests
  ...
2020-10-15 18:42:13 -07:00
Linus Torvalds
fefa636d81 Updates for tracing and bootconfig:
- Add support for "bool" type in synthetic events
 
 - Add per instance tracing for bootconfig
 
 - Support perf-style return probe ("SYMBOL%return") in kprobes and uprobes
 
 - Allow for kprobes to be enabled earlier in boot up
 
 - Added tracepoint helper function to allow testing if tracepoints are
   enabled in headers
 
 - Synthetic events can now have dynamic strings (variable length)
 
 - Various fixes and cleanups
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Merge tag 'trace-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing updates from Steven Rostedt:
 "Updates for tracing and bootconfig:

   - Add support for "bool" type in synthetic events

   - Add per instance tracing for bootconfig

   - Support perf-style return probe ("SYMBOL%return") in kprobes and
     uprobes

   - Allow for kprobes to be enabled earlier in boot up

   - Added tracepoint helper function to allow testing if tracepoints
     are enabled in headers

   - Synthetic events can now have dynamic strings (variable length)

   - Various fixes and cleanups"

* tag 'trace-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (58 commits)
  tracing: support "bool" type in synthetic trace events
  selftests/ftrace: Add test case for synthetic event syntax errors
  tracing: Handle synthetic event array field type checking correctly
  selftests/ftrace: Change synthetic event name for inter-event-combined test
  tracing: Add synthetic event error logging
  tracing: Check that the synthetic event and field names are legal
  tracing: Move is_good_name() from trace_probe.h to trace.h
  tracing: Don't show dynamic string internals in synthetic event description
  tracing: Fix some typos in comments
  tracing/boot: Add ftrace.instance.*.alloc_snapshot option
  tracing: Fix race in trace_open and buffer resize call
  tracing: Check return value of __create_val_fields() before using its result
  tracing: Fix synthetic print fmt check for use of __get_str()
  tracing: Remove a pointless assignment
  ftrace: ftrace_global_list is renamed to ftrace_ops_list
  ftrace: Format variable declarations of ftrace_allocate_records
  ftrace: Simplify the calculation of page number for ftrace_page->records
  ftrace: Simplify the dyn_ftrace->flags macro
  ftrace: Simplify the hash calculation
  ftrace: Use fls() to get the bits for dup_hash()
  ...
2020-10-15 15:51:28 -07:00
Linus Torvalds
0674324b16 linux-kselftest-next-5.10-rc1
This kselftest update for Linux 5.10-rc1 consists of enhancements to
 
 -- speed up headers_install done during selftest build
 -- add generic make nesting support
 -- add support to select individual tests:
    - Selftests build/install generates run_kselftest.sh script to run
      selftests on a target system. Currently the script doesn't have
      support for selecting individual tests. Add support for it.
 
      With this enhancement, user can select test collections (or tests)
      individually. e.g:
 
      run_kselftest.sh -c seccomp -t timers:posix_timers -t timers:nanosleep
 
      Additionally adds a way to list all known tests with "-l", usage
      with "-h", and perform a dry run without running tests with "-n".
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Merge tag 'linux-kselftest-next-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull kselftest updates from Shuah Khan:

 - speed up headers_install done during selftest build

 - add generic make nesting support

 - add support to select individual tests:

   Selftests build/install generates run_kselftest.sh script to run
   selftests on a target system. Currently the script doesn't have
   support for selecting individual tests. Add support for it.

   With this enhancement, user can select test collections (or tests)
   individually. e.g:

      run_kselftest.sh -c seccomp -t timers:posix_timers -t timers:nanosleep

   Additionally adds a way to list all known tests with "-l", usage with
   "-h", and perform a dry run without running tests with "-n".

* tag 'linux-kselftest-next-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  doc: dev-tools: kselftest.rst: Update examples and paths
  selftests/run_kselftest.sh: Make each test individually selectable
  selftests: Extract run_kselftest.sh and generate stand-alone test list
  selftests: Add missing gitignore entries
  selftests: more general make nesting support
  selftests: use "$(MAKE)" instead of "make" for headers_install
2020-10-15 15:14:32 -07:00
Linus Torvalds
5a32c3413d dma-mapping updates for 5.10
- rework the non-coherent DMA allocator
  - move private definitions out of <linux/dma-mapping.h>
  - lower CMA_ALIGNMENT (Paul Cercueil)
  - remove the omap1 dma address translation in favor of the common
    code
  - make dma-direct aware of multiple dma offset ranges (Jim Quinlan)
  - support per-node DMA CMA areas (Barry Song)
  - increase the default seg boundary limit (Nicolin Chen)
  - misc fixes (Robin Murphy, Thomas Tai, Xu Wang)
  - various cleanups
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Merge tag 'dma-mapping-5.10' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping updates from Christoph Hellwig:

 - rework the non-coherent DMA allocator

 - move private definitions out of <linux/dma-mapping.h>

 - lower CMA_ALIGNMENT (Paul Cercueil)

 - remove the omap1 dma address translation in favor of the common code

 - make dma-direct aware of multiple dma offset ranges (Jim Quinlan)

 - support per-node DMA CMA areas (Barry Song)

 - increase the default seg boundary limit (Nicolin Chen)

 - misc fixes (Robin Murphy, Thomas Tai, Xu Wang)

 - various cleanups

* tag 'dma-mapping-5.10' of git://git.infradead.org/users/hch/dma-mapping: (63 commits)
  ARM/ixp4xx: add a missing include of dma-map-ops.h
  dma-direct: simplify the DMA_ATTR_NO_KERNEL_MAPPING handling
  dma-direct: factor out a dma_direct_alloc_from_pool helper
  dma-direct check for highmem pages in dma_direct_alloc_pages
  dma-mapping: merge <linux/dma-noncoherent.h> into <linux/dma-map-ops.h>
  dma-mapping: move large parts of <linux/dma-direct.h> to kernel/dma
  dma-mapping: move dma-debug.h to kernel/dma/
  dma-mapping: remove <asm/dma-contiguous.h>
  dma-mapping: merge <linux/dma-contiguous.h> into <linux/dma-map-ops.h>
  dma-contiguous: remove dma_contiguous_set_default
  dma-contiguous: remove dev_set_cma_area
  dma-contiguous: remove dma_declare_contiguous
  dma-mapping: split <linux/dma-mapping.h>
  cma: decrease CMA_ALIGNMENT lower limit to 2
  firewire-ohci: use dma_alloc_pages
  dma-iommu: implement ->alloc_noncoherent
  dma-mapping: add new {alloc,free}_noncoherent dma_map_ops methods
  dma-mapping: add a new dma_alloc_pages API
  dma-mapping: remove dma_cache_sync
  53c700: convert to dma_alloc_noncoherent
  ...
2020-10-15 14:43:29 -07:00
Linus Torvalds
f065199d4d dmaengine updates for v5.10-rc1
Core:
  - Mark dma_request_slave_channel() deprecated in favour of dma_request_chan()
  - subsystem conversion for tasklet_setup() API
  - subsystem removal of local dma_parms for arm drivers
 
 Updates to bunch of driver notably TI, DW and AXI-DMAC
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Merge tag 'dmaengine-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine

Pull dmaengine updates from Vinod Koul:
 "Core:

   - Mark dma_request_slave_channel() deprecated in favour of
     dma_request_chan()

   - subsystem conversion for tasklet_setup() API

   - subsystem removal of local dma_parms for arm drivers

  Also updates to bunch of driver notably TI, DW and AXI-DMAC"

* tag 'dmaengine-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (104 commits)
  dmaengine: owl-dma: fix kernel-doc style for enum
  dmaengine: zynqmp_dma: fix kernel-doc style for tasklet
  dmaengine: xilinx_dma: fix kernel-doc style for tasklet
  dmaengine: qcom: bam_dma: fix kernel-doc style for tasklet
  dmaengine: altera-msgdma: fix kernel-doc style for tasklet
  dmaengine: xilinx: dpdma: convert tasklets to use new tasklet_setup() API
  dmaengine: sf-pdma: convert tasklets to use new tasklet_setup() API
  dt-bindings: Fix 'reg' size issues in zynqmp examples
  dmaengine: rcar-dmac: drop double zeroing
  dmaengine: sh: drop double zeroing
  dmaengine: ioat: Allocate correct size for descriptor chunk
  dmaengine: ti: k3-udma: use devm_platform_ioremap_resource_byname
  dmaengine: fsl: remove bad channel update
  dmaengine: dma-jz4780: Fix race in jz4780_dma_tx_status
  dmaengine: pl330: fix argument for tasklet
  dmaengine: dmatest: Return boolean result directly in filter()
  dmaengine: dmatest: Check list for emptiness before access its last entry
  dmaengine: ti: k3-udma-glue: fix channel enable functions
  dmaengine: iop-adma: Fix pointer cast warnings
  dmaengine: dw-edma: Fix Using plain integer as NULL pointer in dw-edma-v0-debugfs.c
  ...
2020-10-15 14:33:52 -07:00
Jakub Kicinski
2295cddf99 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor conflicts in net/mptcp/protocol.h and
tools/testing/selftests/net/Makefile.

In both cases code was added on both sides in the same place
so just keep both.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-15 12:43:21 -07:00
Linus Torvalds
c48b75b727 sound updates for 5.10
The amount of changes is smaller at this round (what a surprise),
 but lots of activity is seen.  Most of changes are about ASoC
 driver development, especially Intel platforms.
 Here are some highlights:
 
 General:
 * Replace all tasklet usages with other alternatives
 * Cleanup of the ASoC error unwinding code
 * Fixes for trivial issues caught by static checker
 * Spell fixes allover the places
 
 ALSA Core:
 * Lockdep fix for control devices
 * Fix for potential OSS sequencer mutex stalls
 
 HD-audio and USB-audio:
 * SoundBlaster AE-7 support
 * Changes in quirk table for the rename handling
 * Quirks for HP and ASUS machines, Pioneer DJ DJM-250MK2.
 
 ASoC:
 * Lots of updates for Intel SOF and SoundWire enablement
 * Replacement of the DSP driver for some older x86 systems;
   the new code was written from scratch, better maintenance
   expected
 * Helpers for parsing auxiluary devices from the device tree
 * New support for AllWinner A64, Cirrus Logic CS4234, Mediatek
   MT6359 Microchip S/PDIF TX and RX controllers, Realtek RT1015P,
   and Texas Instruments J721E, TAS2110, TAS2564 and TAS2764
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Merge tag 'sound-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "The amount of changes is smaller at this round (what a surprise), but
  lots of activity is seen. Most of changes are about ASoC driver
  development, especially Intel platforms. Here are some highlights:

  General:
   - Replace all tasklet usages with other alternatives
   - Cleanup of the ASoC error unwinding code
   - Fixes for trivial issues caught by static checker
   - Spell fixes allover the places

  ALSA Core:
   - Lockdep fix for control devices
   - Fix for potential OSS sequencer mutex stalls

  HD-audio and USB-audio:
   - SoundBlaster AE-7 support
   - Changes in quirk table for the rename handling
   - Quirks for HP and ASUS machines, Pioneer DJ DJM-250MK2.

  ASoC:
   - Lots of updates for Intel SOF and SoundWire enablement
   - Replacement of the DSP driver for some older x86 systems; the new
     code was written from scratch, better maintenance expected
   - Helpers for parsing auxiluary devices from the device tree
   - New support for AllWinner A64, Cirrus Logic CS4234, Mediatek MT6359
     Microchip S/PDIF TX and RX controllers, Realtek RT1015P, and Texas
     Instruments J721E, TAS2110, TAS2564 and TAS2764"

* tag 'sound-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (498 commits)
  ALSA: hda/hdmi: fix incorrect locking in hdmi_pcm_close
  ALSA: hda: fix jack detection with Realtek codecs when in D3
  ALSA: fireworks: use semicolons rather than commas to separate statements
  ALSA: hda: use semicolons rather than commas to separate statements
  ALSA: hda/i915 - fix list corruption with concurrent probes
  ASoC: dmaengine: Document support for TX only or RX only streams
  ASoC: mchp-spdiftx: remove 'TX' from playback stream name
  ASoC: ti: davinci-mcasp: Use &pdev->dev for early dev_warn
  ASoC: tas2764: Add the driver for the TAS2764
  dt-bindings: tas2764: Add the TAS2764 binding doc
  ASoC: Intel: catpt: Add explicit DMADEVICES kconfig dependency
  ASoC: Intel: catpt: Fix compilation when CONFIG_MODULES is disabled
  ASoC: stm32: dfsdm: add actual resolution trace
  ASoC: stm32: dfsdm: change rate limits
  ASoC: qcom: sc7180: Add support for audio over DP
  Asoc: qcom: lpass-platform : Increase buffer size
  ASoC: qcom: Add support for lpass hdmi driver
  Asoc: qcom: lpass:Update lpaif_dmactl members order
  Asoc:qcom:lpass-cpu:Update dts property read API
  ASoC: dt-bindings: Add dt binding for lpass hdmi
  ...
2020-10-15 11:07:44 -07:00
Linus Torvalds
93b694d096 drm next for 5.10-rc1
New driver:
 Cadence MHDP8546 DisplayPort bridge driver
 
 core:
 - cross-driver scatterlist cleanups
 - devm_drm conversions
 - remove drm_dev_init
 - devm_drm_dev_alloc conversion
 
 ttm:
 - lots of refactoring and cleanups
 
 bridges:
 - chained bridge support in more drivers
 
 panel:
 - misc new panels
 
 scheduler:
 - cleanup priority levels
 
 displayport:
 - refactor i915 code into helpers for nouveau
 
 i915:
 - split into display and GT trees
 - WW locking refactoring in GEM
 - execbuf2 extension mechanism
 - syncobj timeline support
 - GEN 12 HOBL display powersaving
 - Rocket Lake display additions
 - Disable FBC on Tigerlake
 - Tigerlake Type-C + DP improvements
 - Hotplug interrupt refactoring
 
 amdgpu:
 - Sienna Cichlid updates
 - Navy Flounder updates
 - DCE6 (SI) support for DC
 - Plane rotation enabled
 - TMZ state info ioctl
 - PCIe DPC recovery support
 - DC interrupt handling refactor
 - OLED panel fixes
 
 amdkfd:
 - add SMI events for thermal throttling
 - SMI interface events ioctl update
 - process eviction counters
 
 radeon:
 - move to dma_ for allocations
 - expose sclk via sysfs
 
 msm:
 - DSI support for sm8150/sm8250
 - per-process GPU pagetable support
 - Displayport support
 
 mediatek:
 - move HDMI phy driver to PHY
 - convert mtk-dpi to bridge API
 - disable mt2701 tmds
 
 tegra:
 - bridge support
 
 exynos:
 - misc cleanups
 
 vc4:
 - dual display cleanups
 
 ast:
 - cleanups
 
 gma500:
 - conversion to GPIOd API
 
 hisilicon:
 - misc reworks
 
 ingenic:
 - clock handling and format improvements
 
 mcde:
 - DSI support
 
 mgag200:
 - desktop g200 support
 
 mxsfb:
 - i.MX7 + i.MX8M
 - alpha plane support
 
 panfrost:
 - devfreq support
 - amlogic SoC support
 
 ps8640:
 - EDID from eDP retrieval
 
 tidss:
 - AM65xx YUV workaround
 
 virtio:
 - virtio-gpu exported resources
 
 rcar-du:
 - R8A7742, R8A774E1 and R8A77961 support
 - YUV planar format fixes
 - non-visible plane handling
 - VSP device reference count fix
 - Kconfig fix to avoid displaying disabled options in .config
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Merge tag 'drm-next-2020-10-15' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Not a major amount of change, the i915 trees got split into display
  and gt trees to better facilitate higher level review, and there's a
  major refactoring of i915 GEM locking to use more core kernel concepts
  (like ww-mutexes). msm gets per-process pagetables, older AMD SI cards
  get DC support, nouveau got a bump in displayport support with common
  code extraction from i915.

  Outside of drm this contains a couple of patches for hexint
  moduleparams which you've acked, and a virtio common code tree that
  you should also get via it's regular path.

  New driver:
   - Cadence MHDP8546 DisplayPort bridge driver

  core:
   - cross-driver scatterlist cleanups
   - devm_drm conversions
   - remove drm_dev_init
   - devm_drm_dev_alloc conversion

  ttm:
   - lots of refactoring and cleanups

  bridges:
   - chained bridge support in more drivers

  panel:
   - misc new panels

  scheduler:
   - cleanup priority levels

  displayport:
   - refactor i915 code into helpers for nouveau

  i915:
   - split into display and GT trees
   - WW locking refactoring in GEM
   - execbuf2 extension mechanism
   - syncobj timeline support
   - GEN 12 HOBL display powersaving
   - Rocket Lake display additions
   - Disable FBC on Tigerlake
   - Tigerlake Type-C + DP improvements
   - Hotplug interrupt refactoring

  amdgpu:
   - Sienna Cichlid updates
   - Navy Flounder updates
   - DCE6 (SI) support for DC
   - Plane rotation enabled
   - TMZ state info ioctl
   - PCIe DPC recovery support
   - DC interrupt handling refactor
   - OLED panel fixes

  amdkfd:
   - add SMI events for thermal throttling
   - SMI interface events ioctl update
   - process eviction counters

  radeon:
   - move to dma_ for allocations
   - expose sclk via sysfs

  msm:
   - DSI support for sm8150/sm8250
   - per-process GPU pagetable support
   - Displayport support

  mediatek:
   - move HDMI phy driver to PHY
   - convert mtk-dpi to bridge API
   - disable mt2701 tmds

  tegra:
   - bridge support

  exynos:
   - misc cleanups

  vc4:
   - dual display cleanups

  ast:
   - cleanups

  gma500:
   - conversion to GPIOd API

  hisilicon:
   - misc reworks

  ingenic:
   - clock handling and format improvements

  mcde:
   - DSI support

  mgag200:
   - desktop g200 support

  mxsfb:
   - i.MX7 + i.MX8M
   - alpha plane support

  panfrost:
   - devfreq support
   - amlogic SoC support

  ps8640:
   - EDID from eDP retrieval

  tidss:
   - AM65xx YUV workaround

  virtio:
   - virtio-gpu exported resources

  rcar-du:
   - R8A7742, R8A774E1 and R8A77961 support
   - YUV planar format fixes
   - non-visible plane handling
   - VSP device reference count fix
   - Kconfig fix to avoid displaying disabled options in .config"

* tag 'drm-next-2020-10-15' of git://anongit.freedesktop.org/drm/drm: (1494 commits)
  drm/ingenic: Fix bad revert
  drm/amdgpu: Fix invalid number of character '{' in amdgpu_acpi_init
  drm/amdgpu: Remove warning for virtual_display
  drm/amdgpu: kfd_initialized can be static
  drm/amd/pm: setup APU dpm clock table in SMU HW initialization
  drm/amdgpu: prevent spurious warning
  drm/amdgpu/swsmu: fix ARC build errors
  drm/amd/display: Fix OPTC_DATA_FORMAT programming
  drm/amd/display: Don't allow pstate if no support in blank
  drm/panfrost: increase readl_relaxed_poll_timeout values
  MAINTAINERS: Update entry for st7703 driver after the rename
  Revert "gpu/drm: ingenic: Add option to mmap GEM buffers cached"
  drm/amd/display: HDMI remote sink need mode validation for Linux
  drm/amd/display: Change to correct unit on audio rate
  drm/amd/display: Avoid set zero in the requested clk
  drm/amdgpu: align frag_end to covered address space
  drm/amdgpu: fix NULL pointer dereference for Renoir
  drm/vmwgfx: fix regression in thp code due to ttm init refactor.
  drm/amdgpu/swsmu: add interrupt work handler for smu11 parts
  drm/amdgpu/swsmu: add interrupt work function
  ...
2020-10-15 10:46:16 -07:00
Linus Torvalds
726eb70e0d Char/Misc driver patches for 5.10-rc1
Here is the big set of char, misc, and other assorted driver subsystem
 patches for 5.10-rc1.
 
 There's a lot of different things in here, all over the drivers/
 directory.  Some summaries:
 	- soundwire driver updates
 	- habanalabs driver updates
 	- extcon driver updates
 	- nitro_enclaves new driver
 	- fsl-mc driver and core updates
 	- mhi core and bus updates
 	- nvmem driver updates
 	- eeprom driver updates
 	- binder driver updates and fixes
 	- vbox minor bugfixes
 	- fsi driver updates
 	- w1 driver updates
 	- coresight driver updates
 	- interconnect driver updates
 	- misc driver updates
 	- other minor driver updates
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the big set of char, misc, and other assorted driver subsystem
  patches for 5.10-rc1.

  There's a lot of different things in here, all over the drivers/
  directory. Some summaries:

   - soundwire driver updates

   - habanalabs driver updates

   - extcon driver updates

   - nitro_enclaves new driver

   - fsl-mc driver and core updates

   - mhi core and bus updates

   - nvmem driver updates

   - eeprom driver updates

   - binder driver updates and fixes

   - vbox minor bugfixes

   - fsi driver updates

   - w1 driver updates

   - coresight driver updates

   - interconnect driver updates

   - misc driver updates

   - other minor driver updates

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (396 commits)
  binder: fix UAF when releasing todo list
  docs: w1: w1_therm: Fix broken xref, mistakes, clarify text
  misc: Kconfig: fix a HISI_HIKEY_USB dependency
  LSM: Fix type of id parameter in kernel_post_load_data prototype
  misc: Kconfig: add a new dependency for HISI_HIKEY_USB
  firmware_loader: fix a kernel-doc markup
  w1: w1_therm: make w1_poll_completion static
  binder: simplify the return expression of binder_mmap
  test_firmware: Test partial read support
  firmware: Add request_partial_firmware_into_buf()
  firmware: Store opt_flags in fw_priv
  fs/kernel_file_read: Add "offset" arg for partial reads
  IMA: Add support for file reads without contents
  LSM: Add "contents" flag to kernel_read_file hook
  module: Call security_kernel_post_load_data()
  firmware_loader: Use security_post_load_data()
  LSM: Introduce kernel_post_load_data() hook
  fs/kernel_read_file: Add file_size output argument
  fs/kernel_read_file: Switch buffer size arg to size_t
  fs/kernel_read_file: Remove redundant size argument
  ...
2020-10-15 10:01:51 -07:00
Linus Torvalds
c6dbef7307 USB/PHY/Thunderbolt driver patches for 5.10-rc1
Here is the big set of USB, PHY, and Thunderbolt driver updates for
 5.10-rc1.
 
 Lots of tiny different things for these subsystems are in here,
 including:
 	- phy driver updates
 	- thunderbolt / USB 4 updates and additions
 	- USB gadget driver updates
 	- xhci fixes and updates
 	- typec driver additions and updates
 	- api conversions to various drivers for core kernel api changes
 	- new USB control message functions to make it harder to get
 	  wrong, as found by syzbot (took 2 tries to get it right)
 	- lots of tiny USB driver fixes and updates all over the place
 
 All of these have been in linux-next for a while, with the exception of
 the last "obviously correct" patch that updated a FALLTHROUGH comment
 that got merged last weekend.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY/Thunderbolt driver updates from Greg KH:
 "Here is the big set of USB, PHY, and Thunderbolt driver updates for
  5.10-rc1.

  Lots of tiny different things for these subsystems are in here,
  including:

   - phy driver updates

   - thunderbolt / USB 4 updates and additions

   - USB gadget driver updates

   - xhci fixes and updates

   - typec driver additions and updates

   - api conversions to various drivers for core kernel api changes

   - new USB control message functions to make it harder to get wrong,
     as found by syzbot (took 2 tries to get it right)

   - lots of tiny USB driver fixes and updates all over the place

  All of these have been in linux-next for a while, with the exception
  of the last "obviously correct" patch that updated a FALLTHROUGH
  comment that got merged last weekend"

* tag 'usb-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (374 commits)
  usb: musb: gadget: Use fallthrough pseudo-keyword
  usb: typec: Add QCOM PMIC typec detection driver
  USB: serial: option: add Cellient MPL200 card
  usb: typec: tcpci_maxim: Add support for Sink FRS
  usb: typec: tcpci: Implement callbacks for FRS
  usb: typec: tcpm: Add support for Sink Fast Role SWAP(FRS)
  usb: typec: tcpci_maxim: Chip level TCPC driver
  usb: typec: tcpci: Add set_vbus tcpci callback
  usb: typec: tcpci: Add a getter method to retrieve tcpm_port reference
  usbip: vhci_hcd: fix calling usb_hcd_giveback_urb() with irqs enabled
  usb: cdc-acm: add quirk to blacklist ETAS ES58X devices
  USB: serial: ftdi_sio: use cur_altsetting for consistency
  USB: serial: option: Add Telit FT980-KS composition
  USB: core: remove polling for /sys/kernel/debug/usb/devices
  usb: typec: add support for STUSB160x Type-C controller family
  usb: typec: add typec_find_pwr_opmode
  usb: typec: hd3ss3220: Use OF graph API to get the connector fwnode
  dt-bindings: usb: renesas,usb3-peri: Document HS and SS data bus
  dt-bindings: usb: convert ti,hd3ss3220 bindings to json-schema
  usb: dwc2: Fix INTR OUT transfers in DDMA mode.
  ...
2020-10-15 09:51:18 -07:00
Linus Torvalds
ade7afe3e6 Staging / IIO driver updates for 5.10-rc1
Here is the large set of staging and IIO driver updates for 5.10-rc1.
 
 Included in here are:
 	- new IIO drivers
 	- new IIO driver frameworks
 	- various IIO driver fixes and updates
 	- IIO device tree conversions to yaml
 	- so many minor staging driver coding style cleanups
 	- most cdev driver moved out of staging
 	- no new drivers added or removed
 
 Full details are in the shortlog.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging / IIO driver updates from Greg KH:
 "Here is the large set of staging and IIO driver updates for 5.10-rc1.

  Included in here are:

   - new IIO drivers

   - new IIO driver frameworks

   - various IIO driver fixes and updates

   - IIO device tree conversions to yaml

   - so many minor staging driver coding style cleanups

   - most cdev driver moved out of staging

   - no staging drivers added or removed

  Full details are in the shortlog.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'staging-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (476 commits)
  staging: comedi: check validity of wMaxPacketSize of usb endpoints found
  staging: wfx: improve robustness of wfx_get_hw_rate()
  staging: wfx: drop unicode characters from strings
  staging: wfx: gpiod_get_value() can return an error
  staging: wfx: increase robustness of hif_generic_confirm()
  staging: wfx: wfx_init_common() returns NULL on error
  staging: wfx: standardize the error when vif does not exist
  staging: wfx: check memory allocation
  staging: wfx: improve error handling of hif_join()
  staging: dpaa2-switch: add a dpaa2_switch prefix to all functions in ethsw.c
  staging: dpaa2-switch: add a dpaa2_switch_ prefix to all functions in ethsw-ethtool.c
  staging: rtl8188eu: Fix long lines
  dt-bindings: staging: wfx: silabs,wfx yaml conversion
  staging: wfx: update copyrights dates
  staging: wfx: fix QoS priority for slow buses
  staging: wfx: fix BA sessions for older firmwares
  staging: wfx: remove remaining code of 'secure link' feature
  staging: wfx: fix handling of MMIC error
  staging: vchiq: Fix list_for_each exit tests
  staging: greybus: use __force when assigning __u8 value to snd_ctl_elem_type_t
  ...
2020-10-15 09:46:23 -07:00
Linus Torvalds
3e4fb4346c SPDX patches for 5.10-rc1
Here are some SPDX-specific changes for 5.10-rc1.
 
 They include:
 	- driver fixes to make spdxcheck.pl work properly
 	- add GFDL licenses as "deprecated" but required due to some of
 	  our documentation using them
 	- add Zlib license as "deprecated" but required because we have
 	  code with this license in the tree.
 	- convert some drivers to have SPDX identifiers that previously
 	  didn't have them.
 
 All have been in linux-next for a very long time with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'spdx-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx

Pull SPDX updates from Greg KH:
 "Here are some SPDX-specific changes for 5.10-rc1.

  They include:

   - driver fixes to make spdxcheck.pl work properly

   - add GFDL licenses as "deprecated" but required due to some of our
     documentation using them

   - add Zlib license as "deprecated" but required because we have code
     with this license in the tree.

   - convert some drivers to have SPDX identifiers that previously
     didn't have them.

  All have been in linux-next for a very long time with no reported
  issues"

* tag 'spdx-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx:
  scripts/spdxcheck.py: handle license identifiers in XML comments
  net/mlx5: IPsec: make spdxcheck.py happy
  LICENSES/deprecated: add Zlib license text
  LICENSE: add GFDL deprecated licenses
  net/qla3xxx: Convert to SPDX license identifiers
  net/qlge: Convert to SPDX license identifiers
  net/qlcnic: Convert to SPDX license identifiers
  scsi/qla2xxx: Convert to SPDX license identifiers
  scsi/qla4xxx: Convert to SPDX license identifiers
2020-10-14 16:19:42 -07:00
Linus Torvalds
fe151462bd Driver Core patches for 5.10-rc1
Here is the "big" set of driver core patches for 5.10-rc1
 
 They include a lot of different things, all related to the driver core
 and/or some driver logic:
 	- sysfs common write functions to make it easier to audit sysfs
 	  attributes
 	- device connection cleanups and fixes
 	- devm helpers for a few functions
 	- NOIO allocations for when devices are being removed
 	- minor cleanups and fixes
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the "big" set of driver core patches for 5.10-rc1

  They include a lot of different things, all related to the driver core
  and/or some driver logic:

   - sysfs common write functions to make it easier to audit sysfs
     attributes

   - device connection cleanups and fixes

   - devm helpers for a few functions

   - NOIO allocations for when devices are being removed

   - minor cleanups and fixes

  All have been in linux-next for a while with no reported issues"

* tag 'driver-core-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (31 commits)
  regmap: debugfs: use semicolons rather than commas to separate statements
  platform/x86: intel_pmc_core: do not create a static struct device
  drivers core: node: Use a more typical macro definition style for ACCESS_ATTR
  drivers core: Use sysfs_emit for shared_cpu_map_show and shared_cpu_list_show
  mm: and drivers core: Convert hugetlb_report_node_meminfo to sysfs_emit
  drivers core: Miscellaneous changes for sysfs_emit
  drivers core: Reindent a couple uses around sysfs_emit
  drivers core: Remove strcat uses around sysfs_emit and neaten
  drivers core: Use sysfs_emit and sysfs_emit_at for show(device *...) functions
  sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output
  dyndbg: use keyword, arg varnames for query term pairs
  driver core: force NOIO allocations during unplug
  platform_device: switch to simpler IDA interface
  driver core: platform: Document return type of more functions
  Revert "driver core: Annotate dev_err_probe() with __must_check"
  Revert "test_firmware: Test platform fw loading on non-EFI systems"
  iio: adc: xilinx-xadc: use devm_krealloc()
  hwmon: pmbus: use more devres helpers
  devres: provide devm_krealloc()
  syscore: Use pm_pr_dbg() for syscore_{suspend,resume}()
  ...
2020-10-14 16:09:32 -07:00
Linus Torvalds
5d6c413c92 TTY/Serial patches for 5.10-rc1
Here is the big set of tty and serial driver patches for 5.10-rc1.
 
 Lots of little things in here, including:
 	- tasklet_setup api conversions
 	- sysrq support for capital letters
 	- vt and vc cleanups and unwinding the mess some more
 	- serial driver updates and minor tweaks
 	- new device ids
 	- rs485 support for some drivers
 	- serial binding documentation updates
 	- lots of small serial driver changes for reported issues
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial updates from Greg KH:
 "Here is the big set of tty and serial driver patches for 5.10-rc1.

  Lots of little things in here, including:

   - tasklet_setup api conversions

   - sysrq support for capital letters

   - vt and vc cleanups and unwinding the mess some more

   - serial driver updates and minor tweaks

   - new device ids

   - rs485 support for some drivers

   - serial binding documentation updates

   - lots of small serial driver changes for reported issues

  All have been in linux-next for a while with no reported issues"

* tag 'tty-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (79 commits)
  serial: mcf: add sysrq capability
  serial: fsl_lpuart: add sysrq support when using dma
  fbcon: remove no-op fbcon_set_origin()
  tty/sysrq: Extend the sysrq_key_table to cover capital letters
  serial: max310x: rework RX interrupt handling
  serial: 8250_dw: Fix clk-notifier/port suspend deadlock
  serial: 8250: Skip uninitialized TTY port baud rate update
  serial: 8250: Discard RTS/DTS setting from clock update method
  tty: serial: imx: disable TXDC IRQ in imx_uart_shutdown() to avoid IRQ storm
  serial: 8250_fsl: Fix TX interrupt handling condition
  serial: pl011: Fix lockdep splat when handling magic-sysrq interrupt
  tty: serial: fsl_lpuart: fix lpuart32_poll_get_char
  tty: serial: lpuart: fix lpuart32_write usage
  serial: qcom_geni_serial: To correct QUP Version detection logic
  serial: mvebu-uart: fix unused variable warning
  vt_ioctl: make VT_RESIZEX behave like VT_RESIZE
  serial: mvebu-uart: simplify the return expression of mvebu_uart_probe()
  tty: serial: imx: fix link error with CONFIG_SERIAL_CORE_CONSOLE=n
  tty: hvc: fix link error with CONFIG_SERIAL_CORE_CONSOLE=n
  pch_uart: drop double zeroing
  ...
2020-10-14 16:05:52 -07:00
Linus Torvalds
6448cbf662 - New Drivers
- Add support for KTD253
 
  - Fix-ups
    - Add Device Tree documentation; common, kinetic,ktd253
    - Use correct header(s); tosa_lcd, tosa_bl
 
  - Bug Fixes
    - Fix refcount imbalance; sky81452-backlight
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Merge tag 'backlight-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "New Drivers:
   - Add support for KTD253

  Fix-ups:
   - Add Device Tree documentation; common, kinetic,ktd253
   - Use correct header(s); tosa_lcd, tosa_bl

  Bug Fixes:
   - Fix refcount imbalance; sky81452-backlight"

* tag 'backlight-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: tosa_bl: Include the right header
  backlight: tosa_lcd: Include the right header
  backlight: Add Kinetic KTD253 backlight driver
  dt-bindings: backlight: Add Kinetic KTD253 bindings
  dt-bindings: backlight: Add some common backlight properties
  backlight: sky81452-backlight: Fix refcount imbalance on error
2020-10-14 15:59:42 -07:00
Linus Torvalds
1a31c12371 - New Drivers
- Add support for initialising shared (between children) Regmaps
    - Add support for Kontron SL28CPLD
    - Add support for ENE KB3930 Embedded Controller
    - Add support for Intel FPGA PAC MAX 10 BMC
 
  - New Device Support
    - Add support for Power to Ricoh RN5T618
    - Add support for UART to Intel Lakefield
    - Add support for LP87524_Q1 to Texas Instruments LP87565
 
  - New Functionality
    - Device Tree; ene-kb3930, sl28cpld, syscon, lp87565, lp87524-q1
    - Use new helper dev_err_probe(); madera-core, stmfx, wcd934x
    - Use new GPIOD API; dm355evm_msp
    - Add wake-up capability; sprd-sc27xx-spi
    - Add ACPI support; kempld-core
 
  - Fix-ups
    - Trivial (spelling/whitespace); Kconfig, ab8500
    - Fix for unused variables; khadas-mcu, kempld-core
    - Remove unused header file(s); mt6360-core
    - Use correct IRQ flags in docs; act8945a, gateworks-gsc, rohm,bd70528-pmic
    - Add COMPILE_TEST support; asic3, tmio_core
    - Add dependency on I2C; SL28CPLD
 
  - Bug Fixes
    - Fix memory leak(s); sm501
    - Do not free regmap_config's 'name' until exit; syscon
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Merge tag 'mfd-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "New Drivers:
   - Add support for initialising shared (between children) Regmaps
   - Add support for Kontron SL28CPLD
   - Add support for ENE KB3930 Embedded Controller
   - Add support for Intel FPGA PAC MAX 10 BMC

  New Device Support:
   - Add support for Power to Ricoh RN5T618
   - Add support for UART to Intel Lakefield
   - Add support for LP87524_Q1 to Texas Instruments LP87565

  New Functionality:
   - Device Tree; ene-kb3930, sl28cpld, syscon, lp87565, lp87524-q1
   - Use new helper dev_err_probe(); madera-core, stmfx, wcd934x
   - Use new GPIOD API; dm355evm_msp
   - Add wake-up capability; sprd-sc27xx-spi
   - Add ACPI support; kempld-core

  Fix-ups:
   - Trivial (spelling/whitespace); Kconfig, ab8500
   - Fix for unused variables; khadas-mcu, kempld-core
   - Remove unused header file(s); mt6360-core
   - Use correct IRQ flags in docs; act8945a, gateworks-gsc, rohm,bd70528-pmic
   - Add COMPILE_TEST support; asic3, tmio_core
   - Add dependency on I2C; SL28CPLD

  Bug Fixes:
   - Fix memory leak(s); sm501
   - Do not free regmap_config's 'name' until exit; syscon"

* tag 'mfd-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (34 commits)
  mfd: kempld-core: Fix unused variable 'kempld_acpi_table' when !ACPI
  mfd: sl28cpld: Depend on I2C
  mfd: asic3: Build if COMPILE_TEST=y
  dt-bindings: mfd: Correct interrupt flags in examples
  mfd: Add ACPI support to Kontron PLD driver
  mfd: intel-m10-bmc: Add Intel MAX 10 BMC chip support for Intel FPGA PAC
  mfd: lp87565: Add LP87524-Q1 variant
  dt-bindings: mfd: Add LP87524-Q1
  dt-bindings: mfd: lp87565: Convert to yaml
  mfd: mt6360: Remove unused include <linux/version.h>
  mfd: sm501: Fix leaks in probe()
  mfd: syscon: Don't free allocated name for regmap_config
  dt-bindings: mfd: syscon: Document Exynos3 and Exynos5433 compatibles
  dt-bindings: mfd: syscon: Merge Samsung Exynos Sysreg bindings
  dt-bindings: mfd: ab8500: Remove weird Unicode characters
  mfd: sprd: Add wakeup capability for PMIC IRQ
  mfd: intel-lpss: Add device IDs for UART ports for Lakefield
  mfd: dm355evm_msp: Convert LEDs to GPIO descriptor table
  mfd: wcd934x: Simplify with dev_err_probe()
  mfd: stmfx: Simplify with dev_err_probe()
  ...
2020-10-14 15:56:58 -07:00
Linus Torvalds
f888bdf982 Devicetree updates for v5.10:
- Update dtc to upstream version v1.6.0-31-gcbca977ea121
 
 - dtx_diff help text reformatting
 
 - Speed-up validation time for binding and dtb checks using json for
   intermediate files
 
 - Add support for running yamllint on DT schema files
 
 - Remove old booting-without-of.rst
 
 - Extend the example schema to address common issues
 
 - Cleanup handling of additionalProperties/unevaluatedProperties
 
 - Ensure all DSI controller schemas reference dsi-controller.yaml
 
 - Vendor prefixes for Zealz, Wandbord/Technexion, Embest RIoT, Rex, DFI,
   and Cisco Meraki
 
 - Convert at25, SPMI bus, TI hwlock, HiSilicon Hi3660 USB3 PHY, Arm
   SP805 watchdog, Arm SP804, and Samsung 11-pin USB connector to DT
   schema
 
 - Convert HiSilicon SoC and syscon bindings to DT schema
 
 - Convert SiFive Risc-V L2 cache, PLIC, PRCI, and PWM to DT schema
 
 - Convert i.MX bindings for w1, crypto, rng, SIM, PM, DDR,
    SATA, vf610 GPIO, and UART to DT schema
 
 - Add i.MX 8M compatible strings
 
 - Add LM81 and DS1780 as trivial devices
 
 - Various missing properties added to fix dtb validation warnings
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Merge tag 'devicetree-for-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Update dtc to upstream version v1.6.0-31-gcbca977ea121

 - dtx_diff help text reformatting

 - Speed-up validation time for binding and dtb checks using json for
   intermediate files

 - Add support for running yamllint on DT schema files

 - Remove old booting-without-of.rst

 - Extend the example schema to address common issues

 - Cleanup handling of additionalProperties/unevaluatedProperties

 - Ensure all DSI controller schemas reference dsi-controller.yaml

 - Vendor prefixes for Zealz, Wandbord/Technexion, Embest RIoT, Rex,
   DFI, and Cisco Meraki

 - Convert at25, SPMI bus, TI hwlock, HiSilicon Hi3660 USB3 PHY, Arm
   SP805 watchdog, Arm SP804, and Samsung 11-pin USB connector to DT
   schema

 - Convert HiSilicon SoC and syscon bindings to DT schema

 - Convert SiFive Risc-V L2 cache, PLIC, PRCI, and PWM to DT schema

 - Convert i.MX bindings for w1, crypto, rng, SIM, PM, DDR, SATA, vf610
   GPIO, and UART to DT schema

 - Add i.MX 8M compatible strings

 - Add LM81 and DS1780 as trivial devices

 - Various missing properties added to fix dtb validation warnings

* tag 'devicetree-for-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (111 commits)
  dt-bindings: misc: explicitly add #address-cells for slave mode
  spi: dt-bindings: spi-controller: explicitly require #address-cells=<0> for slave mode
  dt: Remove booting-without-of.rst
  dt-bindings: update usb-c-connector example
  dt-bindings: arm: hisilicon: add missing properties into cpuctrl.yaml
  dt-bindings: arm: hisilicon: add missing properties into sysctrl.yaml
  dt-bindings: pwm: imx: document i.MX compatibles
  scripts/dtc: Update to upstream version v1.6.0-31-gcbca977ea121
  dt-bindings: Add running yamllint to dt_binding_check
  dt-bindings: powerpc: Add a schema for the 'sleep' property
  dt-bindings: pinctrl: sirf: Fix typo abitrary
  dt-bindings: pinctrl: qcom: Fix typo abitrary
  dt-bindings: Explicitly allow additional properties in common schemas
  dt-bindings: Use 'additionalProperties' instead of 'unevaluatedProperties'
  dt-bindings: Add missing 'unevaluatedProperties'
  Docs: Fixing spelling errors in Documentation/devicetree/bindings/
  dt-bindings: arm: hisilicon: convert Hi6220 domain controller bindings to json-schema
  dt-bindings: riscv: convert pwm bindings to json-schema
  dt-bindings: riscv: convert plic bindings to json-schema
  dt-bindings: fu540: prci: convert PRCI bindings to json-schema
  ...
2020-10-14 15:31:58 -07:00
Linus Torvalds
b4e1bce85f Pin control bulk changes for the v5.10 kernel cycle
Core changes:
 
 - NONE whatsoever, we don't even touch the core files this
   time around.
 
 New drivers:
 
 - New driver for the Toshiba Visconti SoC.
 
 - New subdriver for the Qualcomm MSM8226 SoC.
 
 - New subdriver for the Actions Semiconductor S500 SoC.
 
 - New subdriver for the Mediatek MT8192 SoC.
 
 - New subdriver for the Microchip SAMA7G5 SoC.
 
 Driver enhancements:
 
 - Intel Cherryview and Baytrail cleanups and refactorings.
 
 - Enhanced support for the Renesas R8A7790, more pins and
   groups.
 
 - Some optimizations for the MCP23S08 MCP23x17 variant.
 
 - Some cleanups around the Actions Semiconductor subdrivers.
 
 - A bunch of cleanups around the SH-PFC and Emma Mobile
   drivers.
 
 - The "SH-PFC" (literally SuperH pin function controller, I
   think) subdirectory is now renamed to the more neutral
   "renesas", as these are not very much centered around
   SuperH anymore.
 
 - Non-critical fixes for the Aspeed driver.
 
 - Non-critical fixes for the Ingenic (MIPS!) driver.
 
 - Fix a bunch of missing pins on the AMD pinctrl driver.
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Merge tag 'pinctrl-v5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control updates from Linus Walleij:
 "Core changes:

   - NONE whatsoever, we don't even touch the core files this time
     around.

  New drivers:

   - New driver for the Toshiba Visconti SoC.

   - New subdriver for the Qualcomm MSM8226 SoC.

   - New subdriver for the Actions Semiconductor S500 SoC.

   - New subdriver for the Mediatek MT8192 SoC.

   - New subdriver for the Microchip SAMA7G5 SoC.

  Driver enhancements:

   - Intel Cherryview and Baytrail cleanups and refactorings.

   - Enhanced support for the Renesas R8A7790, more pins and groups.

   - Some optimizations for the MCP23S08 MCP23x17 variant.

   - Some cleanups around the Actions Semiconductor subdrivers.

   - A bunch of cleanups around the SH-PFC and Emma Mobile drivers.

   - The "SH-PFC" (literally SuperH pin function controller, I think)
     subdirectory is now renamed to the more neutral "renesas", as these
     are not very much centered around SuperH anymore.

   - Non-critical fixes for the Aspeed driver.

   - Non-critical fixes for the Ingenic (MIPS!) driver.

   - Fix a bunch of missing pins on the AMD pinctrl driver"

* tag 'pinctrl-v5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (78 commits)
  pinctrl: amd: Add missing pins to the pin group list
  dt-bindings: pinctrl: sunxi: Allow pinctrl with more interrupt banks
  pinctrl: visconti: PINCTRL_TMPV7700 should depend on ARCH_VISCONTI
  pinctrl: mediatek: Free eint data on failure
  pinctrl: single: fix debug output when #pinctrl-cells = 2
  pinctrl: single: fix pinctrl_spec.args_count bounds check
  pinctrl: sunrisepoint: Modify COMMUNITY macros to be consistent
  pinctrl: cannonlake: Modify COMMUNITY macros to be consistent
  pinctrl: tigerlake: Fix register offsets for TGL-H variant
  pinctrl: Document pinctrl-single,pins when #pinctrl-cells = 2
  pinctrl: mediatek: use devm_platform_ioremap_resource_byname()
  pinctrl: nuvoton: npcm7xx: Constify static ops structs
  pinctrl: mediatek: mt7622: add antsel pins/groups
  pinctrl: ocelot: simplify the return expression of ocelot_gpiochip_register()
  pinctrl: at91-pio4: add support for sama7g5 SoC
  dt-bindings: pinctrl: at91-pio4: add microchip,sama7g5
  pinctrl: spear: simplify the return expression of tvc_connect()
  pinctrl: spear: simplify the return expression of spear310_pinctrl_probe
  pinctrl: sprd: use module_platform_driver to simplify the code
  pinctrl: Ingenic: Add I2S pins support for Ingenic SoCs.
  ...
2020-10-14 15:25:04 -07:00
Linus Torvalds
7fafb54c7d Pull request for 5.10-rc1.
Quite a lot of stuff is going on here. Great cleanups/fixes from Marek
 and others are biggest part.
 
 I limited CPU LED trigger to 8 LEDs, because it was willing to
 register 1024 "triggers" on machine with 1024 CPUs. I don't believe it
 will cause any problems, but we can raise the limit if it does.
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Merge tag 'leds-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds

Pull LED updates from Pavel Machek:
 "Quite a lot of stuff is going on here. Great cleanups/fixes from Marek
  and others are biggest part.

  I limited CPU LED trigger to 8 LEDs, because it was willing to
  register 1024 'triggers' on machine with 1024 CPUs. I don't believe it
  will cause any problems, but we can raise the limit if it does"

* tag 'leds-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds: (84 commits)
  leds: pwm: Remove platform_data support
  leds: lm3697: Fix out-of-bound access
  leds: ns2: do not guard OF match pointer with of_match_ptr
  leds: ns2: convert to fwnode API
  leds: tlc591xx: fix leak of device node iterator
  leds: pca963x: use struct led_init_data when registering
  leds: pca963x: register LEDs immediately after parsing, get rid of platdata
  leds: tca6507: remove binding comment
  leds: tca6507: cosmetic change: use helper variable
  leds: tca6507: do not set GPIO names
  dt-bindings: leds: tca6507: convert to YAML
  ledtrig-cpu: Limit to 8 CPUs
  leds: TODO: Add documentation about possible subsystem improvements
  leds: pca9532: read pwm settings from device tree
  leds: pca9532: correct shift computation in pca9532_getled
  leds: lm36274: Fix warning for undefined parameters
  leds: lm3532: Fix warnings for undefined parameters
  leds: pca963x: use flexible array
  leds: pca963x: cosmetic: rename variables
  leds: pca963x: cosmetic: rename variables
  ...
2020-10-14 15:22:07 -07:00
Linus Torvalds
55e0500eb5 SCSI misc on 20201013
This series consists of the usual driver updates (ufs, qla2xxx, tcmu,
 ibmvfc, lpfc, smartpqi, hisi_sas, qedi, qedf, mpt3sas) and minor bug
 fixes.  There are only three core changes: adding sense codes,
 cleaning up noretry and adding an option for limitless retries.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "The usual driver updates (ufs, qla2xxx, tcmu, ibmvfc, lpfc, smartpqi,
  hisi_sas, qedi, qedf, mpt3sas) and minor bug fixes.

  There are only three core changes: adding sense codes, cleaning up
  noretry and adding an option for limitless retries"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (226 commits)
  scsi: hisi_sas: Recover PHY state according to the status before reset
  scsi: hisi_sas: Filter out new PHY up events during suspend
  scsi: hisi_sas: Add device link between SCSI devices and hisi_hba
  scsi: hisi_sas: Add check for methods _PS0 and _PR0
  scsi: hisi_sas: Add controller runtime PM support for v3 hw
  scsi: hisi_sas: Switch to new framework to support suspend and resume
  scsi: hisi_sas: Use hisi_hba->cq_nvecs for calling calling synchronize_irq()
  scsi: qedf: Remove redundant assignment to variable 'rc'
  scsi: lpfc: Remove unneeded variable 'status' in lpfc_fcp_cpu_map_store()
  scsi: snic: Convert to use DEFINE_SEQ_ATTRIBUTE macro
  scsi: qla4xxx: Delete unneeded variable 'status' in qla4xxx_process_ddb_changed
  scsi: sun_esp: Use module_platform_driver to simplify the code
  scsi: sun3x_esp: Use module_platform_driver to simplify the code
  scsi: sni_53c710: Use module_platform_driver to simplify the code
  scsi: qlogicpti: Use module_platform_driver to simplify the code
  scsi: mac_esp: Use module_platform_driver to simplify the code
  scsi: jazz_esp: Use module_platform_driver to simplify the code
  scsi: mvumi: Fix error return in mvumi_io_attach()
  scsi: lpfc: Drop nodelist reference on error in lpfc_gen_req()
  scsi: be2iscsi: Fix a theoretical leak in beiscsi_create_eqs()
  ...
2020-10-14 15:15:35 -07:00
Linus Torvalds
612e7a4c16 kernel-clone-v5.9
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Merge tag 'kernel-clone-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux

Pull kernel_clone() updates from Christian Brauner:
 "During the v5.9 merge window we reworked the process creation
  codepaths across multiple architectures. After this work we were only
  left with the _do_fork() helper based on the struct kernel_clone_args
  calling convention. As was pointed out _do_fork() isn't valid
  kernelese especially for a helper that isn't just static.

  This series removes the _do_fork() helper and introduces the new
  kernel_clone() helper. The process creation cleanup didn't change the
  name to something more reasonable mainly because _do_fork() was used
  in quite a few places. So sending this as a separate series seemed the
  better strategy.

  I originally intended to send this early in the v5.9 development cycle
  after the merge window had closed but given that this was touching
  quite a few places I decided to defer this until the v5.10 merge
  window"

* tag 'kernel-clone-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux:
  sched: remove _do_fork()
  tracing: switch to kernel_clone()
  kgdbts: switch to kernel_clone()
  kprobes: switch to kernel_clone()
  x86: switch to kernel_clone()
  sparc: switch to kernel_clone()
  nios2: switch to kernel_clone()
  m68k: switch to kernel_clone()
  ia64: switch to kernel_clone()
  h8300: switch to kernel_clone()
  fork: introduce kernel_clone()
2020-10-14 14:32:52 -07:00
Linus Torvalds
531d29b0b6 IOMMU Updates for Linux v5.10
Including:
 
 	- ARM-SMMU Updates from Will:
 
 	  - Continued SVM enablement, where page-table is shared with
 	    CPU
 
 	  - Groundwork to support integrated SMMU with Adreno GPU
 
 	  - Allow disabling of MSI-based polling on the kernel
 	    command-line
 
 	  - Minor driver fixes and cleanups (octal permissions, error
 	    messages, ...)
 
 	- Secure Nested Paging Support for AMD IOMMU. The IOMMU will
 	  fault when a device tries DMA on memory owned by a guest. This
 	  needs new fault-types as well as a rewrite of the IOMMU memory
 	  semaphore for command completions.
 
 	- Allow broken Intel IOMMUs (wrong address widths reported) to
 	  still be used for interrupt remapping.
 
 	- IOMMU UAPI updates for supporting vSVA, where the IOMMU can
 	  access address spaces of processes running in a VM.
 
 	- Support for the MT8167 IOMMU in the Mediatek IOMMU driver.
 
 	- Device-tree updates for the Renesas driver to support r8a7742.
 
 	- Several smaller fixes and cleanups all over the place.
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Merge tag 'iommu-updates-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - ARM-SMMU Updates from Will:

      - Continued SVM enablement, where page-table is shared with CPU

      - Groundwork to support integrated SMMU with Adreno GPU

      - Allow disabling of MSI-based polling on the kernel command-line

      - Minor driver fixes and cleanups (octal permissions, error
        messages, ...)

 - Secure Nested Paging Support for AMD IOMMU. The IOMMU will fault when
   a device tries DMA on memory owned by a guest. This needs new
   fault-types as well as a rewrite of the IOMMU memory semaphore for
   command completions.

 - Allow broken Intel IOMMUs (wrong address widths reported) to still be
   used for interrupt remapping.

 - IOMMU UAPI updates for supporting vSVA, where the IOMMU can access
   address spaces of processes running in a VM.

 - Support for the MT8167 IOMMU in the Mediatek IOMMU driver.

 - Device-tree updates for the Renesas driver to support r8a7742.

 - Several smaller fixes and cleanups all over the place.

* tag 'iommu-updates-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (57 commits)
  iommu/vt-d: Gracefully handle DMAR units with no supported address widths
  iommu/vt-d: Check UAPI data processed by IOMMU core
  iommu/uapi: Handle data and argsz filled by users
  iommu/uapi: Rename uapi functions
  iommu/uapi: Use named union for user data
  iommu/uapi: Add argsz for user filled data
  docs: IOMMU user API
  iommu/qcom: add missing put_device() call in qcom_iommu_of_xlate()
  iommu/arm-smmu-v3: Add SVA device feature
  iommu/arm-smmu-v3: Check for SVA features
  iommu/arm-smmu-v3: Seize private ASID
  iommu/arm-smmu-v3: Share process page tables
  iommu/arm-smmu-v3: Move definitions to a header
  iommu/io-pgtable-arm: Move some definitions to a header
  iommu/arm-smmu-v3: Ensure queue is read after updating prod pointer
  iommu/amd: Re-purpose Exclusion range registers to support SNP CWWB
  iommu/amd: Add support for RMP_PAGE_FAULT and RMP_HW_ERR
  iommu/amd: Use 4K page for completion wait write-back semaphore
  iommu/tegra-smmu: Allow to group clients in same swgroup
  iommu/tegra-smmu: Fix iova->phys translation
  ...
2020-10-14 12:08:34 -07:00
Linus Torvalds
defb53a7c7 PNP updates for 5.10-rc1
- Remove the now unused pnp_find_card() function (Christoph Hellwig).
 
  - Drop duplicate pci.h include from the quirks code and add an
    "internal.h" include to acpi_pnp.c to fix a compiler warning (Tian
    Tao).
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Merge tag 'pnp-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull PNP updates from Rafael Wysocki:
 "These clean the PNP code somewhat:

   - Remove the now unused pnp_find_card() function (Christoph Hellwig)

   - Drop duplicate pci.h include from the quirks code and add an
     "internal.h" include to acpi_pnp.c to fix a compiler warning (Tian
     Tao)"

* tag 'pnp-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PNP: remove the now unused pnp_find_card() function
  PNP: ACPI: Fix missing-prototypes in acpi_pnp.c
  PNP: quirks: Fix duplicate included pci.h
2020-10-14 11:50:01 -07:00
Linus Torvalds
cf1d2b44f6 ACPI updates for 5.10-rc1
- Add support for generic initiator-only proximity domains to
    the ACPI NUMA code and the architectures using it (Jonathan
    Cameron).
 
  - Clean up some non-ACPICA code referring to debug facilities from
    ACPICA that are not actually used in there (Hanjun Guo).
 
  - Add new DPTF driver for the PCH FIVR participant (Srinivas
    Pandruvada).
 
  - Reduce overhead related to accessing GPE registers in ACPICA and
    the OS interface layer and make it possible to access GPE registers
    using logical addresses if they are memory-mapped (Rafael Wysocki).
 
  - Update the ACPICA code in the kernel to upstream revision 20200925
    including changes as follows:
    * Add predefined names from the SMBus sepcification (Bob Moore).
    * Update acpi_help UUID list (Bob Moore).
    * Return exceptions for string-to-integer conversions in iASL (Bob
      Moore).
    * Add a new "ALL <NameSeg>" debugger command (Bob Moore).
    * Add support for 64 bit risc-v compilation (Colin Ian King).
    * Do assorted cleanups (Bob Moore, Colin Ian King, Randy Dunlap).
 
  - Add new ACPI backlight whitelist entry for HP 635 Notebook (Alex
    Hung).
 
  - Move TPS68470 OpRegion driver to drivers/acpi/pmic/ and split out
    Kconfig and Makefile specific for ACPI PMIC (Andy Shevchenko).
 
  - Clean up the ACPI SoC driver for AMD SoCs (Hanjun Guo).
 
  - Add missing config_item_put() to fix refcount leak (Hanjun Guo).
 
  - Drop lefrover field from struct acpi_memory_device (Hanjun Guo).
 
  - Make the ACPI extlog driver check for RDMSR failures (Ben
    Hutchings).
 
  - Fix handling of lid state changes in the ACPI button driver when
    input device is closed (Dmitry Torokhov).
 
  - Fix several assorted build issues (Barnabás Pőcze, John Garry,
    Nathan Chancellor, Tian Tao).
 
  - Drop unused inline functions and reduce code duplication by using
    kobj_to_dev() in the NFIT parsing code (YueHaibing, Wang Qing).
 
  - Serialize tools/power/acpi Makefile (Thomas Renninger).
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Merge tag 'acpi-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI updates from Rafael Wysocki:
 "These add support for generic initiator-only proximity domains to the
  ACPI NUMA code and the architectures using it, clean up some
  non-ACPICA code referring to debug facilities from ACPICA, reduce the
  overhead related to accessing GPE registers, add a new DPTF (Dynamic
  Power and Thermal Framework) participant driver, update the ACPICA
  code in the kernel to upstream revision 20200925, add a new ACPI
  backlight whitelist entry, fix a few assorted issues and clean up some
  code.

  Specifics:

   - Add support for generic initiator-only proximity domains to the
     ACPI NUMA code and the architectures using it (Jonathan Cameron)

   - Clean up some non-ACPICA code referring to debug facilities from
     ACPICA that are not actually used in there (Hanjun Guo)

   - Add new DPTF driver for the PCH FIVR participant (Srinivas
     Pandruvada)

   - Reduce overhead related to accessing GPE registers in ACPICA and
     the OS interface layer and make it possible to access GPE registers
     using logical addresses if they are memory-mapped (Rafael Wysocki)

   - Update the ACPICA code in the kernel to upstream revision 20200925
     including changes as follows:
      + Add predefined names from the SMBus sepcification (Bob Moore)
      + Update acpi_help UUID list (Bob Moore)
      + Return exceptions for string-to-integer conversions in iASL (Bob
        Moore)
      + Add a new "ALL <NameSeg>" debugger command (Bob Moore)
      + Add support for 64 bit risc-v compilation (Colin Ian King)
      + Do assorted cleanups (Bob Moore, Colin Ian King, Randy Dunlap)

   - Add new ACPI backlight whitelist entry for HP 635 Notebook (Alex
     Hung)

   - Move TPS68470 OpRegion driver to drivers/acpi/pmic/ and split out
     Kconfig and Makefile specific for ACPI PMIC (Andy Shevchenko)

   - Clean up the ACPI SoC driver for AMD SoCs (Hanjun Guo)

   - Add missing config_item_put() to fix refcount leak (Hanjun Guo)

   - Drop lefrover field from struct acpi_memory_device (Hanjun Guo)

   - Make the ACPI extlog driver check for RDMSR failures (Ben
     Hutchings)

   - Fix handling of lid state changes in the ACPI button driver when
     input device is closed (Dmitry Torokhov)

   - Fix several assorted build issues (Barnabás Pőcze, John Garry,
     Nathan Chancellor, Tian Tao)

   - Drop unused inline functions and reduce code duplication by using
     kobj_to_dev() in the NFIT parsing code (YueHaibing, Wang Qing)

   - Serialize tools/power/acpi Makefile (Thomas Renninger)"

* tag 'acpi-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (64 commits)
  ACPICA: Update version to 20200925 Version 20200925
  ACPICA: Remove unnecessary semicolon
  ACPICA: Debugger: Add a new command: "ALL <NameSeg>"
  ACPICA: iASL: Return exceptions for string-to-integer conversions
  ACPICA: acpi_help: Update UUID list
  ACPICA: Add predefined names found in the SMBus sepcification
  ACPICA: Tree-wide: fix various typos and spelling mistakes
  ACPICA: Drop the repeated word "an" in a comment
  ACPICA: Add support for 64 bit risc-v compilation
  ACPI: button: fix handling lid state changes when input device closed
  tools/power/acpi: Serialize Makefile
  ACPI: scan: Replace ACPI_DEBUG_PRINT() with pr_debug()
  ACPI: memhotplug: Remove 'state' from struct acpi_memory_device
  ACPI / extlog: Check for RDMSR failure
  ACPI: Make acpi_evaluate_dsm() prototype consistent
  docs: mm: numaperf.rst Add brief description for access class 1.
  node: Add access1 class to represent CPU to memory characteristics
  ACPI: HMAT: Fix handling of changes from ACPI 6.2 to ACPI 6.3
  ACPI: Let ACPI know we support Generic Initiator Affinity Structures
  x86: Support Generic Initiator only proximity domains
  ...
2020-10-14 11:42:04 -07:00
Linus Torvalds
0b8417c141 Power management updates for 5.10-rc1
- Rework cpufreq statistics collection to allow it to take place
    when fast frequency switching is enabled in the governor (Viresh
    Kumar).
 
  - Make the cpufreq core set the frequency scale on behalf of the
    driver and update several cpufreq drivers accordingly (Ionela
    Voinescu, Valentin Schneider).
 
  - Add new hardware support to the STI and qcom cpufreq drivers and
    improve them (Alain Volmat, Manivannan Sadhasivam).
 
  - Fix multiple assorted issues in cpufreq drivers (Jon Hunter,
    Krzysztof Kozlowski, Matthias Kaehlcke, Pali Rohár, Stephan
    Gerhold, Viresh Kumar).
 
  - Fix several assorted issues in the operating performance points
    (OPP) framework (Stephan Gerhold, Viresh Kumar).
 
  - Allow devfreq drivers to fetch devfreq instances by DT enumeration
    instead of using explicit phandles and modify the devfreq core
    code to support driver-specific devfreq DT bindings (Leonard
    Crestez, Chanwoo Choi).
 
  - Improve initial hardware resetting in the tegra30 devfreq driver
    and clean up the tegra cpuidle driver (Dmitry Osipenko).
 
  - Update the cpuidle core to collect state entry rejection
    statistics and expose them via sysfs (Lina Iyer).
 
  - Improve the ACPI _CST code handling diagnostics (Chen Yu).
 
  - Update the PSCI cpuidle driver to allow the PM domain
    initialization to occur in the OSI mode as well as in the PC
    mode (Ulf Hansson).
 
  - Rework the generic power domains (genpd) core code to allow
    domain power off transition to be aborted in the absence of the
    "power off" domain callback (Ulf Hansson).
 
  - Fix two suspend-to-idle issues in the ACPI EC driver (Rafael
    Wysocki).
 
  - Fix the handling of timer_expires in the PM-runtime framework on
    32-bit systems and the handling of device links in it (Grygorii
    Strashko, Xiang Chen).
 
  - Add IO requests batching support to the hibernate image saving and
    reading code and drop a bogus get_gendisk() from there (Xiaoyi
    Chen, Christoph Hellwig).
 
  - Allow PCIe ports to be put into the D3cold power state if they
    are power-manageable via ACPI (Lukas Wunner).
 
  - Add missing header file include to a power capping driver (Pujin
    Shi).
 
  - Clean up the qcom-cpr AVS driver a bit (Liu Shixin).
 
  - Kevin Hilman steps down as designated reviwer of adaptive voltage
    scaling (AVS) driverrs (Kevin Hilman).
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Merge tag 'pm-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "These rework the collection of cpufreq statistics to allow it to take
  place if fast frequency switching is enabled in the governor, rework
  the frequency invariance handling in the cpufreq core and drivers, add
  new hardware support to a couple of cpufreq drivers, fix a number of
  assorted issues and clean up the code all over.

  Specifics:

   - Rework cpufreq statistics collection to allow it to take place when
     fast frequency switching is enabled in the governor (Viresh Kumar).

   - Make the cpufreq core set the frequency scale on behalf of the
     driver and update several cpufreq drivers accordingly (Ionela
     Voinescu, Valentin Schneider).

   - Add new hardware support to the STI and qcom cpufreq drivers and
     improve them (Alain Volmat, Manivannan Sadhasivam).

   - Fix multiple assorted issues in cpufreq drivers (Jon Hunter,
     Krzysztof Kozlowski, Matthias Kaehlcke, Pali Rohár, Stephan
     Gerhold, Viresh Kumar).

   - Fix several assorted issues in the operating performance points
     (OPP) framework (Stephan Gerhold, Viresh Kumar).

   - Allow devfreq drivers to fetch devfreq instances by DT enumeration
     instead of using explicit phandles and modify the devfreq core code
     to support driver-specific devfreq DT bindings (Leonard Crestez,
     Chanwoo Choi).

   - Improve initial hardware resetting in the tegra30 devfreq driver
     and clean up the tegra cpuidle driver (Dmitry Osipenko).

   - Update the cpuidle core to collect state entry rejection statistics
     and expose them via sysfs (Lina Iyer).

   - Improve the ACPI _CST code handling diagnostics (Chen Yu).

   - Update the PSCI cpuidle driver to allow the PM domain
     initialization to occur in the OSI mode as well as in the PC mode
     (Ulf Hansson).

   - Rework the generic power domains (genpd) core code to allow domain
     power off transition to be aborted in the absence of the "power
     off" domain callback (Ulf Hansson).

   - Fix two suspend-to-idle issues in the ACPI EC driver (Rafael
     Wysocki).

   - Fix the handling of timer_expires in the PM-runtime framework on
     32-bit systems and the handling of device links in it (Grygorii
     Strashko, Xiang Chen).

   - Add IO requests batching support to the hibernate image saving and
     reading code and drop a bogus get_gendisk() from there (Xiaoyi
     Chen, Christoph Hellwig).

   - Allow PCIe ports to be put into the D3cold power state if they are
     power-manageable via ACPI (Lukas Wunner).

   - Add missing header file include to a power capping driver (Pujin
     Shi).

   - Clean up the qcom-cpr AVS driver a bit (Liu Shixin).

   - Kevin Hilman steps down as designated reviwer of adaptive voltage
     scaling (AVS) drivers (Kevin Hilman)"

* tag 'pm-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (65 commits)
  cpufreq: stats: Fix string format specifier mismatch
  arm: disable frequency invariance for CONFIG_BL_SWITCHER
  cpufreq,arm,arm64: restructure definitions of arch_set_freq_scale()
  cpufreq: stats: Add memory barrier to store_reset()
  cpufreq: schedutil: Simplify sugov_fast_switch()
  ACPI: EC: PM: Drop ec_no_wakeup check from acpi_ec_dispatch_gpe()
  ACPI: EC: PM: Flush EC work unconditionally after wakeup
  PCI/ACPI: Whitelist hotplug ports for D3 if power managed by ACPI
  PM: hibernate: remove the bogus call to get_gendisk() in software_resume()
  cpufreq: Move traces and update to policy->cur to cpufreq core
  cpufreq: stats: Enable stats for fast-switch as well
  cpufreq: stats: Mark few conditionals with unlikely()
  cpufreq: stats: Remove locking
  cpufreq: stats: Defer stats update to cpufreq_stats_record_transition()
  PM: domains: Allow to abort power off when no ->power_off() callback
  PM: domains: Rename power state enums for genpd
  PM / devfreq: tegra30: Improve initial hardware resetting
  PM / devfreq: event: Change prototype of devfreq_event_get_edev_by_phandle function
  PM / devfreq: Change prototype of devfreq_get_devfreq_by_phandle function
  PM / devfreq: Add devfreq_get_devfreq_by_node function
  ...
2020-10-14 10:45:41 -07:00
Linus Torvalds
d5660df4a5 Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton:
 "181 patches.

  Subsystems affected by this patch series: kbuild, scripts, ntfs,
  ocfs2, vfs, mm (slab, slub, kmemleak, dax, debug, pagecache, fadvise,
  gup, swap, memremap, memcg, selftests, pagemap, mincore, hmm, dma,
  memory-failure, vmallo and migration)"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (181 commits)
  mm/migrate: remove obsolete comment about device public
  mm/migrate: remove cpages-- in migrate_vma_finalize()
  mm, oom_adj: don't loop through tasks in __set_oom_adj when not necessary
  memblock: use separate iterators for memory and reserved regions
  memblock: implement for_each_reserved_mem_region() using __next_mem_region()
  memblock: remove unused memblock_mem_size()
  x86/setup: simplify reserve_crashkernel()
  x86/setup: simplify initrd relocation and reservation
  arch, drivers: replace for_each_membock() with for_each_mem_range()
  arch, mm: replace for_each_memblock() with for_each_mem_pfn_range()
  memblock: reduce number of parameters in for_each_mem_range()
  memblock: make memblock_debug and related functionality private
  memblock: make for_each_memblock_type() iterator private
  mircoblaze: drop unneeded NUMA and sparsemem initializations
  riscv: drop unneeded node initialization
  h8300, nds32, openrisc: simplify detection of memory extents
  arm64: numa: simplify dummy_numa_init()
  arm, xtensa: simplify initialization of high memory pages
  dma-contiguous: simplify cma_early_percent_memory()
  KVM: PPC: Book3S HV: simplify kvm_cma_reserve()
  ...
2020-10-14 09:57:24 -07:00
Zhen Lei
bd36e51d10 dt-bindings: misc: explicitly add #address-cells for slave mode
Explicitly add "#address-cells = <0>" and "#size-cells = <0>" to
eliminate below warnings.

(spi_bus_bridge): /example-0/spi: incorrect #address-cells for SPI bus
(spi_bus_bridge): /example-0/spi: incorrect #size-cells for SPI bus
(spi_bus_reg): Failed prerequisite 'spi_bus_bridge'

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20201013160845.1772-5-thunder.leizhen@huawei.com
Signed-off-by: Rob Herring <robh@kernel.org>
2020-10-14 08:42:25 -05:00
Zhen Lei
faaa30dd1f spi: dt-bindings: spi-controller: explicitly require #address-cells=<0> for slave mode
scripts/dtc/checks.c:
if (get_property(node, "spi-slave"))
	spi_addr_cells = 0;
if (node_addr_cells(node) != spi_addr_cells)
	FAIL(c, dti, node, "incorrect #address-cells for SPI bus");
if (node_size_cells(node) != 0)
	FAIL(c, dti, node, "incorrect #size-cells for SPI bus");

The above code in check_spi_bus_bridge() require that the number of address
cells must be 0. So we should explicitly declare "#address-cells = <0>".

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20201013160845.1772-4-thunder.leizhen@huawei.com
Signed-off-by: Rob Herring <robh@kernel.org>
2020-10-14 08:40:20 -05:00
Baoquan He
540809be52 doc/vm: fix typo in the hugetlb admin documentation
Change 'pecify' to 'Specify'.

Signed-off-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Anshuman Khandual <anshuman.khandual@arm.com>
Link: https://lkml.kernel.org/r/20200723032248.24772-4-bhe@redhat.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:33 -07:00
Patricia Alfonso
9ab5be9768 KASAN: Testing Documentation
Include documentation on how to test KASAN using CONFIG_TEST_KASAN_KUNIT
and CONFIG_TEST_KASAN_MODULE.

Signed-off-by: Patricia Alfonso <trishalfonso@google.com>
Signed-off-by: David Gow <davidgow@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Dmitry Vyukov <dvyukov@google.com>
Acked-by: Brendan Higgins <brendanhiggins@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Link: https://lkml.kernel.org/r/20200915035828.570483-5-davidgow@google.com
Link: https://lkml.kernel.org/r/20200910070331.3358048-5-davidgow@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:32 -07:00
Alexander Gordeev
25356cfad6 docs/vm: fix 'mm_count' vs 'mm_users' counter confusion
In the context of the anonymous address space lifespan description the
'mm_users' reference counter is confused with 'mm_count'.  I.e a "zombie"
mm gets released when "mm_count" becomes zero, not "mm_users".

Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Link: https://lkml.kernel.org/r/1597040695-32633-1-git-send-email-agordeev@linux.ibm.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:32 -07:00
Muchun Song
5f9a4f4a70 mm: memcontrol: add the missing numa_stat interface for cgroup v2
In the cgroup v1, we have a numa_stat interface.  This is useful for
providing visibility into the numa locality information within an memcg
since the pages are allowed to be allocated from any physical node.  One
of the use cases is evaluating application performance by combining this
information with the application's CPU allocation.  But the cgroup v2 does
not.  So this patch adds the missing information.

Suggested-by: Shakeel Butt <shakeelb@google.com>
Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Cc: Zefan Li <lizefan@huawei.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: Roman Gushchin <guro@fb.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Link: https://lkml.kernel.org/r/20200916100030.71698-2-songmuchun@bytedance.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:30 -07:00
Dan Williams
3b0d31011d x86/numa: add 'nohmat' option
Disable parsing of the HMAT for debug, to workaround broken platform
instances, or cases where it is otherwise not wanted.

[rdunlap@infradead.org: fix build when CONFIG_ACPI is not set]
  Link: https://lkml.kernel.org/r/70e5ee34-9809-a997-7b49-499e4be61307@infradead.org

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Brice Goglin <Brice.Goglin@inria.fr>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: David Airlie <airlied@linux.ie>
Cc: David Hildenbrand <david@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Jason Gunthorpe <jgg@mellanox.com>
Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Jia He <justin.he@arm.com>
Cc: Joao Martins <joao.m.martins@oracle.com>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Mike Rapoport <rppt@linux.ibm.com>
Cc: Paul Mackerras <paulus@ozlabs.org>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Wei Yang <richard.weiyang@linux.alibaba.com>
Cc: Will Deacon <will@kernel.org>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Hulk Robot <hulkci@huawei.com>
Cc: Jason Yan <yanaijie@huawei.com>
Cc: "Jérôme Glisse" <jglisse@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: kernel test robot <lkp@intel.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Vivek Goyal <vgoyal@redhat.com>
Link: https://lkml.kernel.org/r/159643095540.4062302.732962081968036212.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:27 -07:00
Hui Su
1abbef4f51 mm,kmemleak-test.c: move kmemleak-test.c to samples dir
kmemleak-test.c is just a kmemleak test module, which also can not be used
as a built-in kernel module.  Thus, i think it may should not be in mm
dir, and move the kmemleak-test.c to samples/kmemleak/kmemleak-test.c.
Fix the spelling of built-in by the way.

Signed-off-by: Hui Su <sh_def@163.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Rob Herring <robh@kernel.org>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Divya Indi <divya.indi@oracle.com>
Cc: Tomas Winkler <tomas.winkler@intel.com>
Cc: David Howells <dhowells@redhat.com>
Link: https://lkml.kernel.org/r/20200925183729.GA172837@rlk
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:27 -07:00
Lukas Bulwahn
eb38f37c3c kbuild: doc: describe proper script invocation
During an investigation to fix up the execute bits of scripts in the
kernel repository, Andrew Morton and Kees Cook pointed out that the
execute bit should not matter, and that build scripts cannot rely on that.
Kees could not point to any documentation, though.

Masahiro Yamada explained the convention of setting execute bits to make
it easier for manual script invocation.

Provide some basic documentation how the build shall invoke scripts, such
that the execute bits do not matter, and acknowledge that execute bits are
useful nonetheless.

This serves as reference for further clean-up patches in the future.

Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Suggested-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Michal Marek <michal.lkml@markovi.net>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Ujjwal Kumar <ujjwalkumar0501@gmail.com>
Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Link: https://lore.kernel.org/lkml/20200830174409.c24c3f67addcce0cea9a9d4c@linux-foundation.org/
Link: https://lore.kernel.org/lkml/202008271102.FEB906C88@keescook/
Link: https://lore.kernel.org/linux-kbuild/CAK7LNAQdrvMkDA6ApDJCGr+5db8SiPo=G+p8EiOvnnGvEN80gA@mail.gmail.com/
Link: https://lkml.kernel.org/r/20201001075723.24246-1-lukas.bulwahn@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:26 -07:00
Marco Elver
527f6750d9 kasan: remove mentions of unsupported Clang versions
Since the kernel now requires at least Clang 10.0.1, remove any mention of
old Clang versions and simplify the documentation.

Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Cc: Fangrui Song <maskray@google.com>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20200902225911.209899-7-ndesaulniers@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-13 18:38:26 -07:00
Linus Torvalds
7b540812cc selinux/stable-5.10 PR 20201012
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Merge tag 'selinux-pr-20201012' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux

Pull selinux updates from Paul Moore:
 "A decent number of SELinux patches for v5.10, twenty two in total. The
  highlights are listed below, but all of the patches pass our test
  suite and merge cleanly.

   - A number of changes to how the SELinux policy is loaded and managed
     inside the kernel with the goal of improving the atomicity of a
     SELinux policy load operation.

     These changes account for the bulk of the diffstat as well as the
     patch count. A special thanks to everyone who contributed patches
     and fixes for this work.

   - Convert the SELinux policy read-write lock to RCU.

   - A tracepoint was added for audited SELinux access control events;
     this should help provide a more unified backtrace across kernel and
     userspace.

   - Allow the removal of security.selinux xattrs when a SELinux policy
     is not loaded.

   - Enable policy capabilities in SELinux policies created with the
     scripts/selinux/mdp tool.

   - Provide some "no sooner than" dates for the SELinux checkreqprot
     sysfs deprecation"

* tag 'selinux-pr-20201012' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: (22 commits)
  selinux: provide a "no sooner than" date for the checkreqprot removal
  selinux: Add helper functions to get and set checkreqprot
  selinux: access policycaps with READ_ONCE/WRITE_ONCE
  selinux: simplify away security_policydb_len()
  selinux: move policy mutex to selinux_state, use in lockdep checks
  selinux: fix error handling bugs in security_load_policy()
  selinux: convert policy read-write lock to RCU
  selinux: delete repeated words in comments
  selinux: add basic filtering for audit trace events
  selinux: add tracepoint on audited events
  selinux: Create new booleans and class dirs out of tree
  selinux: Standardize string literal usage for selinuxfs directory names
  selinux: Refactor selinuxfs directory populating functions
  selinux: Create function for selinuxfs directory cleanup
  selinux: permit removing security.selinux xattr before policy load
  selinux: fix memdup.cocci warnings
  selinux: avoid dereferencing the policy prior to initialization
  selinux: fix allocation failure check on newpolicy->sidtab
  selinux: refactor changing booleans
  selinux: move policy commit after updating selinuxfs
  ...
2020-10-13 16:29:55 -07:00
Willem de Bruijn
254941f323 docs: networking: update XPS to account for netif_set_xps_queue
With the introduction of netif_set_xps_queue, XPS can be enabled
by the driver at initialization.

Update the documentation to reflect this, as otherwise users
may incorrectly believe that the feature is off by default.

Fixes: 537c00de1c ("net: Add functions netif_reset_xps_queue and netif_set_xps_queue")
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-13 16:21:54 -07:00
Linus Torvalds
d594d8f411 printk changes for 5.10
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Merge tag 'printk-for-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux

Pull printk updates from Petr Mladek:
 "The big new thing is the fully lockless ringbuffer implementation,
  including the support for continuous lines. It will allow to store and
  read messages in any situation wihtout the risk of deadlocks and
  without the need of temporary per-CPU buffers.

  The access is still serialized by logbuf_lock. It synchronizes few
  more operations, for example, temporary buffer for formatting the
  message, syslog and kmsg_dump operations. The lock removal is being
  discussed and should be ready for the next release.

  The continuous lines are handled exactly the same way as before to
  avoid regressions in user space. It means that they are appended to
  the last message when the caller is the same. Only the last message
  can be extended.

  The data ring includes plain text of the messages. Except for an
  integer at the beginning of each message that points back to the
  descriptor ring with other metadata.

  The dictionary has to stay. journalctl uses it to filter the log. It
  allows to show messages related to a given device. The dictionary
  values are stored in the descriptor ring with the other metadata.

  This is the first part of the printk rework as discussed at Plumbers
  2019, see https://lore.kernel.org/r/87k1acz5rx.fsf@linutronix.de. The
  next big step will be handling consoles by kthreads during the normal
  system operation. It will require special handling of situations when
  the kthreads could not get scheduled, for example, early boot,
  suspend, panic.

  Other changes:

   - Add John Ogness as a reviewer for printk subsystem. He is author of
     the rework and is familiar with the code and history.

   - Fix locking in serial8250_do_startup() to prevent lockdep report.

   - Few code cleanups"

* tag 'printk-for-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux: (27 commits)
  printk: Use fallthrough pseudo-keyword
  printk: reduce setup_text_buf size to LOG_LINE_MAX
  printk: avoid and/or handle record truncation
  printk: remove dict ring
  printk: move dictionary keys to dev_printk_info
  printk: move printk_info into separate array
  printk: reimplement log_cont using record extension
  printk: ringbuffer: add finalization/extension support
  printk: ringbuffer: change representation of states
  printk: ringbuffer: clear initial reserved fields
  printk: ringbuffer: add BLK_DATALESS() macro
  printk: ringbuffer: relocate get_data()
  printk: ringbuffer: avoid memcpy() on state_var
  printk: ringbuffer: fix setting state in desc_read()
  kernel.h: Move oops_in_progress to printk.h
  scripts/gdb: update for lockless printk ringbuffer
  scripts/gdb: add utils.read_ulong()
  docs: vmcoreinfo: add lockless printk ringbuffer vmcoreinfo
  printk: reduce LOG_BUF_SHIFT range for H8300
  printk: ringbuffer: support dataless records
  ...
2020-10-13 15:58:10 -07:00
Linus Torvalds
3ad11d7ac8 block-5.10-2020-10-12
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Merge tag 'block-5.10-2020-10-12' of git://git.kernel.dk/linux-block

Pull block updates from Jens Axboe:

 - Series of merge handling cleanups (Baolin, Christoph)

 - Series of blk-throttle fixes and cleanups (Baolin)

 - Series cleaning up BDI, seperating the block device from the
   backing_dev_info (Christoph)

 - Removal of bdget() as a generic API (Christoph)

 - Removal of blkdev_get() as a generic API (Christoph)

 - Cleanup of is-partition checks (Christoph)

 - Series reworking disk revalidation (Christoph)

 - Series cleaning up bio flags (Christoph)

 - bio crypt fixes (Eric)

 - IO stats inflight tweak (Gabriel)

 - blk-mq tags fixes (Hannes)

 - Buffer invalidation fixes (Jan)

 - Allow soft limits for zone append (Johannes)

 - Shared tag set improvements (John, Kashyap)

 - Allow IOPRIO_CLASS_RT for CAP_SYS_NICE (Khazhismel)

 - DM no-wait support (Mike, Konstantin)

 - Request allocation improvements (Ming)

 - Allow md/dm/bcache to use IO stat helpers (Song)

 - Series improving blk-iocost (Tejun)

 - Various cleanups (Geert, Damien, Danny, Julia, Tetsuo, Tian, Wang,
   Xianting, Yang, Yufen, yangerkun)

* tag 'block-5.10-2020-10-12' of git://git.kernel.dk/linux-block: (191 commits)
  block: fix uapi blkzoned.h comments
  blk-mq: move cancel of hctx->run_work to the front of blk_exit_queue
  blk-mq: get rid of the dead flush handle code path
  block: get rid of unnecessary local variable
  block: fix comment and add lockdep assert
  blk-mq: use helper function to test hw stopped
  block: use helper function to test queue register
  block: remove redundant mq check
  block: invoke blk_mq_exit_sched no matter whether have .exit_sched
  percpu_ref: don't refer to ref->data if it isn't allocated
  block: ratelimit handle_bad_sector() message
  blk-throttle: Re-use the throtl_set_slice_end()
  blk-throttle: Open code __throtl_de/enqueue_tg()
  blk-throttle: Move service tree validation out of the throtl_rb_first()
  blk-throttle: Move the list operation after list validation
  blk-throttle: Fix IO hang for a corner case
  blk-throttle: Avoid tracking latency if low limit is invalid
  blk-throttle: Avoid getting the current time if tg->last_finish_time is 0
  blk-throttle: Remove a meaningless parameter for throtl_downgrade_state()
  block: Remove redundant 'return' statement
  ...
2020-10-13 12:12:44 -07:00
Rob Herring
441848282c dt: Remove booting-without-of.rst
booting-without-of.rst is an ancient document that first outlined
Flattened DeviceTree on PowerPC initially. The DT world has evolved a
lot in the 15 years since and booting-without-of.rst is pretty stale.
The name of the document itself is confusing if you don't understand the
evolution from real 'OpenFirmware'. Most of what booting-without-of.rst
contains is now in the DT specification (which evolved out of the
ePAPR). The few things that weren't documented in the DT specification
are now.

All that remains is the boot entry details, so let's move these to arch
specific documents. The exception is arm which already has the same
details documented.

Cc: Frank Rowand <frowand.list@gmail.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-mips@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-sh@vger.kernel.org
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Borislav Petkov <bp@suse.de>
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Signed-off-by: Rob Herring <robh@kernel.org>
2020-10-13 13:33:16 -05:00
Linus Torvalds
c4439713e8 hwmon changes for v5.10-rc1
New driver and chip support:
 - Moortec MR75203 PVT controller
 - MPS Multi-phase mp2975 controller
 - ADM1266
 - Zen3 CPUs
 - Intel MAX 10 BMC
 
 Enhancements:
 - Support for rated attributes in hwmon core
 - MAX20730
   - Device monitoring via debugfs
   - VOUT readin adjustment vie devicetree bindings
 - LM75
   - Devicetree support
   - Regulator support
 - Improved accumulationm logic in amd_energy driver
 - Added fan sensor to gsc-hwmon driver
 - Support for simplified I2C probing
 
 Various other minor fixes and improvements.
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Merge tag 'hwmon-for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:
 "New driver and chip support:
   - Moortec MR75203 PVT controller
   - MPS Multi-phase mp2975 controller
   - ADM1266
   - Zen3 CPUs
   - Intel MAX 10 BMC

  Enhancements:
   - Support for rated attributes in hwmon core
   - MAX20730:
      - Device monitoring via debugfs
      - VOUT readin adjustment vie devicetree bindings
   - LM75:
      - Devicetree support
      - Regulator support
   - Improved accumulationm logic in amd_energy driver
   - Added fan sensor to gsc-hwmon driver
   - Support for simplified I2C probing

  Various other minor fixes and improvements"

* tag 'hwmon-for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (64 commits)
  hwmon: (pmbus/max20730) adjust the vout reading given voltage divider
  dt-bindings: hwmon: max20730: adding device tree doc for max20730
  hwmon: Add hardware monitoring driver for Moortec MR75203 PVT controller
  hwmon: Add DT bindings schema for PVT controller
  dt-bindings: hwmon: Add the +vs supply to the lm75 bindings
  dt-bindings: hwmon: Convert lm75 bindings to yaml
  docs: hwmon: (ltc2945) update datasheet link
  hwmon: (mlxreg-fan) Fix double "Mellanox"
  hwmon: (pmbus/max20730) add device monitoring via debugfs
  hwmon: (pmbus/max34440) Fix OC fault limits
  hwmon: (bt1-pvt) Wait for the completion with timeout
  hwmon: (bt1-pvt) Cache current update timeout
  hwmon: (bt1-pvt) Test sensor power supply on probe
  hwmon: (lm75) Add regulator support
  hwmon: Add hwmon driver for Intel MAX 10 BMC
  dt-bindings: Add MP2975 voltage regulator device
  hwmon: (pmbus) Add support for MPS Multi-phase mp2975 controller
  hwmon: (tmp513) fix spelling typo in comments
  hwmon: (amd_energy) Update driver documentation
  hwmon: (amd_energy) Improve the accumulation logic
  ...
2020-10-13 10:15:31 -07:00
Linus Torvalds
0486beaf88 GPIO bulk changes for the v5.10 kernel cycle:
Core changes:
 
 - The big core change is the updated (v2) userspace character
   device API. This corrects badly designed 64-bit alignment around
   the line events. We also add the debounce request feature.
   This echoes the often quotes passage from Frederick Brooks
   "The mythical man-month" to always throw one away, which we
   have seen before in things such as V4L2. So we put in a new
   one and deprecate and obsolete the old one.
 
 - All example tools in tools/gpio/* are migrated to the new API
   to set a good example. The libgpiod userspace library has been
   augmented to use this new API pretty much from day 1.
 
 - Some misc API hardening by using strn* function calls has been
   added as well.
 
 - Use the simpler IDA interface for GPIO chip instance enumeration.
 
 - Add device core function for counting string arrays in
   device properties.
 
 - Provide a generic library function kfree_strarray() that can
   be used throughout the kernel.
 
 Driver enhancements:
 
 - The DesignWare dwapb-gpio driver has been enhanced and now
   uses the IRQ handling in the gpiolib core.
 
 - The mockup and aggregator drivers have seen some substantial
   code clean-up and now use more of the core kernel
   inftrastructure.
 
 - Misc cleanups using dev_err_probe().
 
 - The MXC drivers (Freescale/NXP) can now be built modularized,
   which makes modularized GKI Android kernels happy.
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Merge tag 'gpio-v5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO updates from Linus Walleij:
 "This time very little driver changes but lots of core changes.

  We have some interesting cooperative work for ARM and Intel alike,
  making the GPIO subsystem more and more suitable for industrial
  systems and the like, in addition to the in-kernel users.

  We touch driver core (device properties) and lib/* by adding one
  simple string array free function, these are authored by Andy
  Shevchenko who is a well known and recognized core helpers maintainers
  so this should be fine.

  We also see some Android GKI-related modularization in the MXC
  drivers.

  Core changes:

   - The big core change is the updated (v2) userspace character device
     API.

     This corrects badly designed 64-bit alignment around the line
     events. We also add the debounce request feature. This echoes the
     often quotes passage from Frederick Brooks "The mythical man-month"
     to always throw one away, which we have seen before in things such
     as V4L2. So we put in a new one and deprecate and obsolete the old
     one.

   - All example tools in tools/gpio/* are migrated to the new API to
     set a good example. The libgpiod userspace library has been
     augmented to use this new API pretty much from day 1.

   - Some misc API hardening by using strn* function calls has been
     added as well.

   - Use the simpler IDA interface for GPIO chip instance enumeration.

   - Add device core function for counting string arrays in device
     properties.

   - Provide a generic library function kfree_strarray() that can be
     used throughout the kernel.

  Driver enhancements:

   - The DesignWare dwapb-gpio driver has been enhanced and now uses the
     IRQ handling in the gpiolib core.

   - The mockup and aggregator drivers have seen some substantial code
     clean-up and now use more of the core kernel inftrastructure.

   - Misc cleanups using dev_err_probe().

   - The MXC drivers (Freescale/NXP) can now be built modularized, which
     makes modularized GKI Android kernels happy"

* tag 'gpio-v5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (73 commits)
  gpiolib: Update header block in gpiolib-cdev.h
  gpiolib: cdev: switch from kstrdup() to kstrndup()
  docs: gpio: add a new document to its index.rst
  gpio: pca953x: Add support for the NXP PCAL9554B/C
  tools: gpio: add debounce support to gpio-event-mon
  tools: gpio: add multi-line monitoring to gpio-event-mon
  tools: gpio: port gpio-event-mon to v2 uAPI
  tools: gpio: port gpio-hammer to v2 uAPI
  tools: gpio: rename nlines to num_lines
  tools: gpio: port gpio-watch to v2 uAPI
  tools: gpio: port lsgpio to v2 uAPI
  gpio: uapi: document uAPI v1 as deprecated
  gpiolib: cdev: support setting debounce
  gpiolib: cdev: support GPIO_V2_LINE_SET_VALUES_IOCTL
  gpiolib: cdev: support GPIO_V2_LINE_SET_CONFIG_IOCTL
  gpiolib: cdev: support edge detection for uAPI v2
  gpiolib: cdev: support GPIO_V2_GET_LINEINFO_IOCTL and GPIO_V2_GET_LINEINFO_WATCH_IOCTL
  gpiolib: cdev: support GPIO_V2_GET_LINE_IOCTL and GPIO_V2_LINE_GET_VALUES_IOCTL
  gpiolib: add build option for CDEV v1 ABI
  gpiolib: make cdev a build option
  ...
2020-10-13 10:09:33 -07:00
Linus Torvalds
a996b9c617 spi: Updates for v5.10
There's quite a lot of changes for SPI in this release but none in the
 core, they're all mostly small driver updates and additions.  Some of
 the more notable changes include:
 
  - A huge set of cleanups, optimizations and improvements for the
    DesignWare driver from Serge Semin finishing up the work started
    last release.
  - Conversion of the Zynq gqspi driver to spi-mem.
  - Support for Baikal T1, Broadcom BCMSTB 7445, and Renesas R8A7742.
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Merge tag 'spi-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "There's quite a lot of changes for SPI in this release but none in the
  core, they're all mostly small driver updates and additions. Some of
  the more notable changes include:

   - A huge set of cleanups, optimizations and improvements for the
     DesignWare driver from Serge Semin finishing up the work started
     last release.

   - Conversion of the Zynq gqspi driver to spi-mem.

   - Support for Baikal T1, Broadcom BCMSTB 7445, and Renesas R8A7742"

* tag 'spi-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (137 commits)
  spi: cadence: Add SPI transfer delays
  spi: dw: Add Baikal-T1 SPI Controller bindings
  spi: dw: Add Baikal-T1 SPI Controller glue driver
  spi: dw: Add poll-based SPI transfers support
  spi: dw: Introduce max mem-ops SPI bus frequency setting
  spi: dw: Add memory operations support
  spi: dw: Add generic DW SSI status-check method
  spi: dw: Move num-of retries parameter to the header file
  spi: dw: Explicitly de-assert CS on SPI transfer completion
  spi: dw: De-assert chip-select on reset
  spi: dw: Discard chip enabling on DMA setup error
  spi: dw: Unmask IRQs after enabling the chip
  spi: dw: Perform IRQ setup in a dedicated function
  spi: dw: Refactor IRQ-based SPI transfer procedure
  spi: dw: Refactor data IO procedure
  spi: dw: Add DW SPI controller config structure
  spi: dw: Update Rx sample delay in the config function
  spi: dw: Simplify the SPI bus speed config procedure
  spi: dw: Update SPI bus speed in a config function
  spi: dw: Detach SPI device specific CR0 config method
  ...
2020-10-13 10:03:12 -07:00