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authorIngo Molnar <mingo@elte.hu>2008-07-16 00:29:07 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-16 00:29:07 +0200
commit82638844d9a8581bbf33201cc209a14876eca167 (patch)
tree961d7f9360194421a71aa644a9d0c176a960ce49 /arch/x86/kernel/cpu/addon_cpuid_features.c
parent9982fbface82893e77d211fbabfbd229da6bdde6 (diff)
parent63cf13b77ab785e87c867defa8545e6d4a989774 (diff)
downloadtalos-obmc-linux-82638844d9a8581bbf33201cc209a14876eca167.tar.gz
talos-obmc-linux-82638844d9a8581bbf33201cc209a14876eca167.zip
Merge branch 'linus' into cpus4096
Conflicts: arch/x86/xen/smp.c kernel/sched_rt.c net/iucv/iucv.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/addon_cpuid_features.c')
-rw-r--r--arch/x86/kernel/cpu/addon_cpuid_features.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c
index c2e1ce33c7cb..84a8220a6072 100644
--- a/arch/x86/kernel/cpu/addon_cpuid_features.c
+++ b/arch/x86/kernel/cpu/addon_cpuid_features.c
@@ -1,9 +1,7 @@
-
/*
* Routines to indentify additional cpu features that are scattered in
* cpuid space.
*/
-
#include <linux/cpu.h>
#include <asm/pat.h>
@@ -53,19 +51,20 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c)
#ifdef CONFIG_X86_PAT
void __cpuinit validate_pat_support(struct cpuinfo_x86 *c)
{
+ if (!cpu_has_pat)
+ pat_disable("PAT not supported by CPU.");
+
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;
}
- pat_disable(cpu_has_pat ?
- "PAT disabled. Not yet verified on this CPU type." :
- "PAT not supported by CPU.");
+ pat_disable("PAT disabled. Not yet verified on this CPU type.");
}
#endif
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