Messages in this thread Patch in this message | | | Date | Tue, 10 Jun 2008 16:04:30 +0200 | From | Andreas Herrmann <> | Subject | [PATCH 1/5] x86: unconditionally enable PAT for AMD CPUs |
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If PAT support is advertised it should just work. No errata known.
Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com> --- arch/x86/kernel/cpu/addon_cpuid_features.c | 5 +---- 1 files changed, 1 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c index d8b3e4a..0fbd062 100644 --- a/arch/x86/kernel/cpu/addon_cpuid_features.c +++ b/arch/x86/kernel/cpu/addon_cpuid_features.c @@ -54,14 +54,11 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) void __cpuinit validate_pat_support(struct cpuinfo_x86 *c) { switch (c->x86_vendor) { - case X86_VENDOR_AMD: - if (c->x86 >= 0xf && c->x86 <= 0x11) - return; - break; case X86_VENDOR_INTEL: if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15)) return; break; + case X86_VENDOR_AMD: case X86_VENDOR_CENTAUR: case X86_VENDOR_TRANSMETA: return; -- 1.5.5.3
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