diff options
| author |   Andi Kleen <ak@suse.de> | 2007-07-22 11:12:35 +0200 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-22 11:03:38 -0700 |
| commit | 398cf2abdb51fc96bc08f2a007b1aa25ba6adfba (patch) | |
| tree | 047fa682d2016769c2bf00046791091c5fcdd6b8 /arch | |
| parent | x86_64: Set K8 CPUID flag for K8/Fam10h/Fam11h (diff) | |
| download | linux-dev-398cf2abdb51fc96bc08f2a007b1aa25ba6adfba.tar.xz linux-dev-398cf2abdb51fc96bc08f2a007b1aa25ba6adfba.zip | |
i386: Tune AMD Fam10h/11h like K8
This mainly changes the nops for alternative, so not very revolutionary.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/cpu/amd.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/i386/kernel/cpu/amd.c b/arch/i386/kernel/cpu/amd.c index 815a5f0aa474..c7ba455d5ac7 100644 --- a/arch/i386/kernel/cpu/amd.c +++ b/arch/i386/kernel/cpu/amd.c @@ -231,6 +231,9 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) switch (c->x86) { case 15: + /* Use K8 tuning for Fam10h and Fam11h */ + case 0x10: + case 0x11: set_bit(X86_FEATURE_K8, c->x86_capability); break; case 6: |