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Re: [Qemu-devel] [PATCH 2/3] X86, mpx: Intel MPX definition
From: |
Borislav Petkov |
Subject: |
Re: [Qemu-devel] [PATCH 2/3] X86, mpx: Intel MPX definition |
Date: |
Fri, 6 Dec 2013 14:33:39 +0100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Sat, Dec 07, 2013 at 02:52:55AM +0800, Qiaowei Ren wrote:
>
> Signed-off-by: Qiaowei Ren <address@hidden>
> Signed-off-by: Xudong Hao <address@hidden>
> Signed-off-by: Liu Jinsong <address@hidden>
> ---
> arch/x86/include/asm/cpufeature.h | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
This patch should probably be merged with the next one...
>
> diff --git a/arch/x86/include/asm/cpufeature.h
> b/arch/x86/include/asm/cpufeature.h
> index d3f5c63..6c2738d 100644
> --- a/arch/x86/include/asm/cpufeature.h
> +++ b/arch/x86/include/asm/cpufeature.h
> @@ -216,6 +216,7 @@
> #define X86_FEATURE_ERMS (9*32+ 9) /* Enhanced REP MOVSB/STOSB */
> #define X86_FEATURE_INVPCID (9*32+10) /* Invalidate Processor Context ID */
> #define X86_FEATURE_RTM (9*32+11) /* Restricted Transactional
> Memory */
> +#define X86_FEATURE_MPX (9*32+14) /* Memory Protection
> Extension */
> #define X86_FEATURE_RDSEED (9*32+18) /* The RDSEED instruction */
> #define X86_FEATURE_ADX (9*32+19) /* The ADCX and ADOX
> instructions */
> #define X86_FEATURE_SMAP (9*32+20) /* Supervisor Mode Access Prevention
> */
> @@ -330,6 +331,7 @@ extern const char * const x86_power_flags[32];
> #define cpu_has_perfctr_l2 boot_cpu_has(X86_FEATURE_PERFCTR_L2)
> #define cpu_has_cx8 boot_cpu_has(X86_FEATURE_CX8)
> #define cpu_has_cx16 boot_cpu_has(X86_FEATURE_CX16)
> +#define cpu_has_mpx boot_cpu_has(X86_FEATURE_MPX)
... and we're trying to not have more of those macros so people should be simply
using boot_cpu_has(X86_FEATURE_YYY).
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
- [Qemu-devel] [PATCH 1/3] x86, mpx: add documentation on Intel MPX, Qiaowei Ren, 2013/12/06
- [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, Qiaowei Ren, 2013/12/06
- [Qemu-devel] [PATCH 2/3] X86, mpx: Intel MPX definition, Qiaowei Ren, 2013/12/06
- Re: [Qemu-devel] [PATCH 2/3] X86, mpx: Intel MPX definition,
Borislav Petkov <=