[PATCH] [10/20] i386: Move MWAIT idle check to generic CPU initialization
From: Andi Kleen
Date: Wed Jan 02 2008 - 19:53:20 EST
Previously it was only run for Intel CPUs, but AMD Fam10h implements MWAIT too.
This matches 64bit behaviour.
Signed-off-by: Andi Kleen <ak@xxxxxxx>
---
arch/x86/kernel/cpu/common.c | 2 ++
arch/x86/kernel/cpu/intel.c | 1 -
2 files changed, 2 insertions(+), 1 deletion(-)
Index: linux/arch/x86/kernel/cpu/common.c
===================================================================
--- linux.orig/arch/x86/kernel/cpu/common.c
+++ linux/arch/x86/kernel/cpu/common.c
@@ -510,6 +510,8 @@ void __cpuinit identify_cpu(struct cpuin
/* Init Machine Check Exception if available. */
mcheck_init(c);
+
+ select_idle_routine(c);
}
void __init identify_boot_cpu(void)
Index: linux/arch/x86/kernel/cpu/intel.c
===================================================================
--- linux.orig/arch/x86/kernel/cpu/intel.c
+++ linux/arch/x86/kernel/cpu/intel.c
@@ -134,7 +134,6 @@ static void __cpuinit init_intel(struct
}
#endif
- select_idle_routine(c);
l2 = init_intel_cacheinfo(c);
if (c->cpuid_level > 9 ) {
unsigned eax = cpuid_eax(10);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/