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    Subject[PATCH] [4/11] x86_64: Set K8 CPUID flag for K8/Fam10h/Fam11h
    Date

    Previously this flag was only used on 32bit, but some shared code can use
    it now.

    Signed-off-by: Andi Kleen <ak@suse.de>

    Index: linux/arch/x86_64/kernel/setup.c
    ===================================================================
    --- linux.orig/arch/x86_64/kernel/setup.c
    +++ linux/arch/x86_64/kernel/setup.c
    @@ -612,6 +612,9 @@ static void __cpuinit init_amd(struct cp
    else
    num_cache_leaves = 3;

    + if (c->x86 == 0xf || c->x86 == 0x10 || c->x86 == 0x11)
    + set_bit(X86_FEATURE_K8, &c->x86_capability);
    +
    /* RDTSC can be speculated around */
    clear_bit(X86_FEATURE_SYNC_RDTSC, &c->x86_capability);

    -
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