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authorAndy Lutomirski <luto@kernel.org>2017-08-07 19:43:13 -0700
committerIngo Molnar <mingo@kernel.org>2017-08-10 13:13:15 +0200
commite93c17301ac55321fc18e0f8316e924e58a83c8c (patch)
tree34dea282e59b05d5e40da598295d46af3602127b /arch/x86/Kconfig.debug
parent8d31f80eb38819e4f2905ad21c0e8998382a08f7 (diff)
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x86/asm/64: Clear AC on NMI entries
This closes a hole in our SMAP implementation. This patch comes from grsecurity. Good catch! Signed-off-by: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: stable@vger.kernel.org Link: http://lkml.kernel.org/r/314cc9f294e8f14ed85485727556ad4f15bb1659.1502159503.git.luto@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/Kconfig.debug')
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