Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

x86_64: Set K8 CPUID flag for K8/Fam10h/Fam11h

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

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andi Kleen 2007-07-22 11:12:34 +02:00 committed by Linus Torvalds
parent fbab6e7a5c
commit 0bd8acd1a7
1 changed files with 3 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
arch/x86_64/kernel/setup.c
View file

@ -608,6 +608,9 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
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);