Messages in this thread Patch in this message | | | From | Arun Thomas <> | Subject | [PATCH] x86, cpu: Add cpufeature flag for PCIDs | Date | Fri, 19 Aug 2011 21:42:23 +0200 |
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This patch add a flag for Process-Context Identifiers (PCIDs) aka Address Space Identifiers (ASIDs) aka Tagged TLB support.
Signed-off-by: Arun Thomas <arun.thomas@gmail.com> --- arch/x86/include/asm/cpufeature.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 4258aac..f24ed51 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -114,6 +114,7 @@ #define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */ #define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */ #define X86_FEATURE_PDCM (4*32+15) /* Performance Capabilities */ +#define X86_FEATURE_PCID (4*32+17) /* Process Context Identifiers */ #define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */ #define X86_FEATURE_XMM4_1 (4*32+19) /* "sse4_1" SSE-4.1 */ #define X86_FEATURE_XMM4_2 (4*32+20) /* "sse4_2" SSE-4.2 */ -- 1.7.4.1
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