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Date: Fri, 18 Jan 2008 00:25:22 -0500 From: Kyle McMartin <kyle@...artin.ca> To: "H. Peter Anvin" <hpa@...or.com> Cc: tglx@...utronix.de, mingo@...hat.com, linux-kernel@...r.kernel.org Subject: [PATCH] x86_64: remove redundant cpu_has_ definitions On Fri, Jan 18, 2008 at 12:04:54AM -0500, H. Peter Anvin wrote: > Unnecessary. These overrides are only needed for the anticases (known to > be zero) or for some special hacks. > Cool, guess that means a bunch of them can go... > Stuff that have proper CPUID bits get these defined as constants via the > REQUIRED_MASK macros. > PSE, PGE, XMM, XMM2, and FXSR are defined as required features, and will be optimized to a constant at compile time. Remove their redundant definitions. Signed-off-by: Kyle McMartin <kyle@...artin.ca> --- a/include/asm-x86/cpufeature.h +++ b/include/asm-x86/cpufeature.h @@ -195,21 +195,6 @@ #undef cpu_has_centaur_mcr #define cpu_has_centaur_mcr 0 -#undef cpu_has_pse -#define cpu_has_pse 1 - -#undef cpu_has_pge -#define cpu_has_pge 1 - -#undef cpu_has_xmm -#define cpu_has_xmm 1 - -#undef cpu_has_xmm2 -#define cpu_has_xmm2 1 - -#undef cpu_has_fxsr -#define cpu_has_fxsr 1 - #endif /* CONFIG_X86_64 */ #endif /* _ASM_X86_CPUFEATURE_H */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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