[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Xen-devel] [PATCH 2/4] x86, CPU: Fix show_msr MSR accessing function
- To: "H. Peter Anvin" <hpa@xxxxxxxxx>
- From: Borislav Petkov <bp@xxxxxxxxx>
- Date: Fri, 1 Jun 2012 16:52:36 +0200
- Cc: Andre Przywara <andre.przywara@xxxxxxx>, jeremy@xxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Jacob Shin <jacob.shin@xxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Borislav Petkov <borislav.petkov@xxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Yinghai Lu <yinghai@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>
- Delivery-date: Fri, 01 Jun 2012 14:52:39 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
From: Borislav Petkov <borislav.petkov@xxxxxxx>
There's no real reason why, when showing the MSRs on a CPU at boottime,
we should be using the AMD-specific variant. Simply use the generic safe
one which handles #GPs just fine.
Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Signed-off-by: Borislav Petkov <borislav.petkov@xxxxxxx>
---
arch/x86/kernel/cpu/common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 82f29e70d058..232fba2d54c9 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -947,7 +947,7 @@ static void __cpuinit __print_cpu_msr(void)
index_max = msr_range_array[i].max;
for (index = index_min; index < index_max; index++) {
- if (rdmsrl_amd_safe(index, &val))
+ if (rdmsrl_safe(index, &val))
continue;
printk(KERN_INFO " MSR%08x: %016llx\n", index, val);
}
--
1.7.9.3.362.g71319
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel