Commit-ID: 7958b2246fadf54b7ff820a2a5a2c5ca1554716f Gitweb: https://git.kernel.org/tip/7958b2246fadf54b7ff820a2a5a2c5ca1554716f Author: Kirill A. Shutemov <kirill.shute...@linux.intel.com> AuthorDate: Mon, 5 Mar 2018 19:25:51 +0300 Committer: Ingo Molnar <mi...@kernel.org> CommitDate: Mon, 12 Mar 2018 12:09:53 +0100
x86/cpufeatures: Add Intel PCONFIG cpufeature CPUID.0x7.0x0:EDX[18] indicates whether Intel CPU support PCONFIG instruction. Signed-off-by: Kirill A. Shutemov <kirill.shute...@linux.intel.com> Cc: Dave Hansen <dave.han...@intel.com> Cc: Kai Huang <kai.hu...@linux.intel.com> Cc: Linus Torvalds <torva...@linux-foundation.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Thomas Gleixner <t...@linutronix.de> Cc: Tom Lendacky <thomas.lenda...@amd.com> Cc: linux...@kvack.org Link: http://lkml.kernel.org/r/20180305162610.37510-4-kirill.shute...@linux.intel.com Signed-off-by: Ingo Molnar <mi...@kernel.org> --- arch/x86/include/asm/cpufeatures.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 16898eb813f5..d554c11e01ff 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -329,6 +329,7 @@ /* Intel-defined CPU features, CPUID level 0x00000007:0 (EDX), word 18 */ #define X86_FEATURE_AVX512_4VNNIW (18*32+ 2) /* AVX-512 Neural Network Instructions */ #define X86_FEATURE_AVX512_4FMAPS (18*32+ 3) /* AVX-512 Multiply Accumulation Single precision */ +#define X86_FEATURE_PCONFIG (18*32+18) /* Intel PCONFIG */ #define X86_FEATURE_SPEC_CTRL (18*32+26) /* "" Speculation Control (IBRS + IBPB) */ #define X86_FEATURE_INTEL_STIBP (18*32+27) /* "" Single Thread Indirect Branch Predictors */ #define X86_FEATURE_ARCH_CAPABILITIES (18*32+29) /* IA32_ARCH_CAPABILITIES MSR (Intel) */
