AuxXxilium/linux_dsm_epyc7002
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b255188f90
linux_dsm_epyc7002/arch/arm
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Russell King b255188f90 ARM: fix scheduling while atomic warning in alignment handling code 
Paolo Pisati reports that IPv6 triggers this warning:

BUG: scheduling while atomic: swapper/0/0/0x40000100
Modules linked in:
[<c001b1c4>] (unwind_backtrace+0x0/0xf0) from [<c0503c5c>] (__schedule_bug+0x48/0x5c)
[<c0503c5c>] (__schedule_bug+0x48/0x5c) from [<c0508608>] (__schedule+0x700/0x740)
[<c0508608>] (__schedule+0x700/0x740) from [<c007007c>] (__cond_resched+0x24/0x34)
[<c007007c>] (__cond_resched+0x24/0x34) from [<c05086dc>] (_cond_resched+0x3c/0x44)
[<c05086dc>] (_cond_resched+0x3c/0x44) from [<c0021f6c>] (do_alignment+0x178/0x78c)
[<c0021f6c>] (do_alignment+0x178/0x78c) from [<c00083e0>] (do_DataAbort+0x34/0x98)
[<c00083e0>] (do_DataAbort+0x34/0x98) from [<c0509a60>] (__dabt_svc+0x40/0x60)
Exception stack(0xc0763d70 to 0xc0763db8)
3d60:                                     e97e805e e97e806e 2c000000 11000000
3d80: ea86bb00 0000002c 00000011 e97e807e c076d2a8 e97e805e e97e806e 0000002c
3da0: 3d000000 c0763dbc c04b98fc c02a8490 00000113 ffffffff
[<c0509a60>] (__dabt_svc+0x40/0x60) from [<c02a8490>] (__csum_ipv6_magic+0x8/0xc8)

Fix this by using probe_kernel_address() stead of __get_user().

Cc: <stable@vger.kernel.org>
Reported-by: Paolo Pisati <p.pisati@gmail.com>
Tested-by: Paolo Pisati <p.pisati@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-02-25 16:10:42 +00:00
..
boot ARM: 7656/1: uImage: Error out on build of multiplatform without LOADADDR 2013-02-23 14:06:27 +00:00
common ARM: GIC: fix GIC cpumask initialization 2013-02-08 10:17:22 +00:00
configs ARM: at91/at91_dt_defconfig: add at91sam9n12 SoC to DT defconfig 2013-01-23 10:39:58 +01:00
crypto
include ARM: 7654/1: Preserve L_PTE_VALID in pte_modify() 2013-02-21 13:25:37 +00:00
kernel ARM: 7653/2: do not scale loops_per_jiffy when using a constant delay clock 2013-02-21 13:25:36 +00:00
lib ARM: 7653/2: do not scale loops_per_jiffy when using a constant delay clock 2013-02-21 13:25:36 +00:00
mach-at91 ARM: at91: rm9200: remake the BGA as default version 2013-01-23 10:31:14 +01:00
mach-bcm Add support for generic BCM SoC chipsets 2012-11-19 22:39:07 -08:00
mach-bcm2835 ARM: arm-soc: SoC updates for 3.8 2012-12-12 12:05:15 -08:00
mach-clps711x ARM: clps711x: Rename board files to match functionality 2012-11-21 09:57:46 -08:00
mach-cns3xxx ARM: arm-soc: Non-critical bug fixes 2012-12-12 11:32:16 -08:00
mach-davinci ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-dove ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-ebsa110
mach-ep93xx ARM: ep93xx: properly wait for UART FIFO to be empty 2012-12-12 11:22:56 +11:00
mach-exynos pinctrl: exynos: change PINCTRL_EXYNOS option 2013-02-05 15:27:39 +01:00
mach-footbridge
mach-gemini
mach-h720x
mach-highbank ARM: highbank: save and restore L2 cache and GIC on suspend 2013-01-07 21:08:26 -08:00
mach-imx ARM: arm-soc: Fixes for 3.8-rc, take 2 2013-01-24 12:42:50 -08:00
mach-integrator ARM: integrator: move syscon remap for AP PCIv3 2013-01-11 11:25:22 -08:00
mach-iop13xx ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-iop32x
mach-iop33x
mach-ixp4xx Merge branch 'for-linus' of git://git.linaro.org/people/rmk/linux-arm 2012-12-12 11:30:02 -08:00
mach-kirkwood Merge branch 'v3.8-samsung-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into fixes 2013-01-16 19:58:58 -08:00
mach-ks8695 ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-l7200/include/mach
mach-lpc32xx ARM: LPC32xx: Add the motor PWM clock 2012-11-12 11:27:40 +01:00
mach-mmp ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-msm ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-mv78xx0 ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-mvebu arm: mvebu: Fix compile for multiplatform when ARMv6 is selected 2013-01-11 12:17:58 -08:00
mach-mxs Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc 2012-12-18 09:58:09 -08:00
mach-netx treewide: Fix typos in various drivers 2012-12-03 11:05:04 +01:00
mach-nomadik ARM: nomadik: bump the IRQ numbers again 2013-01-03 23:42:07 +01:00
mach-omap1 ARM: arm-soc fixes for 3.8-rc 2013-01-08 18:53:56 -08:00
mach-omap2 ARM: OMAP2+: omap4-panda: add UART2 muxing for WiLink shared transport 2013-01-21 10:39:53 -08:00
mach-orion5x ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-picoxcell
mach-prima2 ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-pxa Merge remote-tracking branch 'asoc/fix/pxa' into tmp 2013-01-10 12:22:16 +00:00
mach-realview ARM: realview: ensure that we have sufficient IRQs available 2013-02-08 10:23:32 +00:00
mach-rpc
mach-s3c24xx ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-s3c64xx ARM: S3C64XX: Fix up IRQ mapping for balblair on Cragganmore 2013-01-16 15:49:53 -08:00
mach-s3c2410
mach-s3c2412
mach-s3c2440
mach-s5p64x0 ARM: S5P64X0: Add I2S clkdev support 2012-12-19 09:49:29 -08:00
mach-s5pc100 ARM: S5PC100: Add I2S clkdev support 2012-12-19 09:49:29 -08:00
mach-s5pv210 ARM: S5PV210: Avoid passing the clks through platform data 2012-12-19 09:49:29 -08:00
mach-sa1100 ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-shark
mach-shmobile fbdev changes for 3.8: 2012-12-15 13:03:48 -08:00
mach-socfpga
mach-spear3xx ARM: SPEAr3xx: Shirq: Move shirq controller out of plat/ 2012-11-26 16:55:33 +05:30
mach-spear6xx
mach-spear13xx ARM: SPEAr1310: Fix AUXDATA for compact flash controller 2012-11-26 16:55:31 +05:30
mach-sunxi sunxi: Change the machine compatible string. 2012-12-23 18:20:15 +01:00
mach-tegra ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-u300 ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
mach-ux500 ARM: ux500: add pinctrl address resources 2012-12-26 01:59:54 +01:00
mach-versatile ARM: 7610/1: versatile: bump IRQ numbers 2013-01-02 10:35:06 +00:00
mach-vexpress ARM: 7609/1: disable errata work-arounds which access secure registers 2013-01-02 10:35:05 +00:00
mach-vt8500 ARM: arm-soc: multiplatform conversion patches 2012-12-13 10:57:16 -08:00
mach-w90x900
mach-zynq ARM: zynq: Remove all unused mach headers 2012-11-21 10:52:21 +01:00
mm ARM: fix scheduling while atomic warning in alignment handling code 2013-02-25 16:10:42 +00:00
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2012-12-12 18:07:07 -08:00
nwfpe
oprofile
plat-iop
plat-omap ARM: arm-soc fixes for 3.8-rc 2013-01-08 18:53:56 -08:00
plat-orion ARM: arm-soc: Updates for Marvell mvebu/kirkwood 2012-12-14 14:54:26 -08:00
plat-pxa ARM: drivers: remove __dev* attributes. 2013-01-03 15:57:04 -08:00
plat-s3c24xx Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2012-12-13 12:00:02 -08:00
plat-samsung ARM: arm-soc fixes for 3.8-rc 2013-01-08 18:53:56 -08:00
plat-spear ARM: SPEAr3xx: Shirq: Move shirq controller out of plat/ 2012-11-26 16:55:33 +05:30
plat-versatile ARM: vexpress: extend the MPIDR range used for pen release check 2013-01-24 12:19:23 +00:00
tools ARM: boot: Fix usage of kecho 2012-11-12 23:22:54 +01:00
vfp ARM: VFP: fix emulation of second VFP instruction 2013-02-25 16:09:12 +00:00
xen Features: 2012-12-13 14:29:16 -08:00
Kconfig Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm 2013-01-09 08:58:57 -08:00
Kconfig-nommu
Kconfig.debug ARM: arm-soc: multiplatform conversion patches 2012-12-13 10:57:16 -08:00
Makefile ARM: arm-soc: multiplatform conversion patches 2012-12-13 10:57:16 -08:00