[tip:x86/cpu] x86, AMD: Extend support to future families
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From: tip-bot for Borislav Petkov on 9 Jun 2010 20:20 Commit-ID: 12d8a961289644d265d8b3e88201878837c3b814 Gitweb: http://git.kernel.org/tip/12d8a961289644d265d8b3e88201878837c3b814 Author: Borislav Petkov <borislav.petkov(a)amd.com> AuthorDate: Wed, 2 Jun 2010 20:29:21 +0200 Committer: H. Peter Anvin <hpa(a)linux.intel.com> CommitDate: Wed, 9 Jun 2010 15:57:47 -0700 x86, AMD: Extend support to future families Extend support to future families, and in particular: * extend direct mapping split of Tseg SMM area. * extend K8 flavored alternatives (NOPS). * rep movs* prefix is fast in ucode. Signed-off-by: Borislav Petkov <borislav.petkov(a)amd.com> LKML-Reference: <20100602182921.GA21557(a)aftab> Signed-off-by: H. Peter Anvin <hpa(a)linux.intel.com> --- arch/x86/kernel/cpu/amd.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index e485825..12b9cff 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -466,7 +466,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) } } - if (c->x86 == 0x10 || c->x86 == 0x11) + if (c->x86 >= 0x10) set_cpu_cap(c, X86_FEATURE_REP_GOOD); /* get apicid instead of initial apic id from cpuid */ @@ -529,7 +529,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) num_cache_leaves = 3; } - if (c->x86 >= 0xf && c->x86 <= 0x11) + if (c->x86 >= 0xf) set_cpu_cap(c, X86_FEATURE_K8); if (cpu_has_xmm2) { @@ -546,7 +546,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) fam10h_check_enable_mmcfg(); } - if (c == &boot_cpu_data && c->x86 >= 0xf && c->x86 <= 0x11) { + if (c == &boot_cpu_data && c->x86 >= 0xf) { unsigned long long tseg; /* -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |