AuxXxilium/linux_dsm_epyc7002
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a195f3d452
linux_dsm_epyc7002/arch/x86
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Peter Zijlstra a195f3d452 x86/debug: Only clear/set ->virtual_dr6 for userspace #DB 
The ->virtual_dr6 is the value used by ptrace_{get,set}_debugreg(6). A
kernel #DB clearing it could mean spurious malfunction of ptrace()
expectations.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Kyle Huey <me@kylehuey.com> 
Link: https://lore.kernel.org/r/20201027093608.028952500@infradead.org
2020-10-27 23:15:23 +01:00
..
boot treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
configs * A defconfig fix, from Daniel Díaz. 2020-09-20 15:06:43 -07:00
crypto crypto: x86/poly1305 - add back a needed assignment 2020-10-24 09:38:32 +11:00
entry A couple of x86 fixes which missed rc1 due to my stupidity: 2020-10-27 14:39:29 -07:00
events These are the performance events changes for v5.10: 2020-10-12 14:14:35 -07:00
hyperv x86/hyperv: Remove aliases with X64 in their name 2020-09-28 09:01:07 +00:00
ia32 x86: remove address space overrides using set_fs() 2020-09-08 22:21:36 -04:00
include treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
kernel x86/debug: Only clear/set ->virtual_dr6 for userspace #DB 2020-10-27 23:15:23 +01:00
kvm Two fixes for the pull request, and an unrelated bugfix for 2020-10-24 12:09:22 -07:00
lib Merge branch 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-10-22 09:59:21 -07:00
math-emu treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
mm treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
net bpf: x64: Do not emit sub/add 0, %rsp when !stack_depth 2020-09-29 16:47:39 -07:00
oprofile
pci pci-v5.10-changes 2020-10-22 12:41:00 -07:00
platform treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
power Kbuild updates for v5.9 2020-08-09 14:10:26 -07:00
purgatory treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
ras treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
realmode x86/head/64: Don't call verify_cpu() on starting APs 2020-09-09 11:33:20 +02:00
tools x86/insn: Make inat-tables.c suitable for pre-decompression code 2020-09-07 19:45:24 +02:00
um arch/um: partially revert the conversion to __section() macro 2020-10-26 15:39:37 -07:00
video
xen treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
.gitignore .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
Kbuild
Kconfig This feature enhances the current guest memory encryption support 2020-10-14 10:21:34 -07:00
Kconfig.assembler x86/delay: Introduce TPAUSE delay 2020-05-07 16:06:20 +02:00
Kconfig.cpu treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
Kconfig.debug x86, powerpc: Rename memcpy_mcsafe() to copy_mc_to_{user, kernel}() 2020-10-06 11:18:04 +02:00
Makefile x86/build: Warn on orphan section placement 2020-09-03 10:28:36 +02:00
Makefile_32.cpu
Makefile.um