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authorIngo Molnar <mingo@elte.hu>2009-05-18 07:37:44 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-18 07:37:49 +0200
commitdc3f81b129b5439ba7bac265bbc6a51a39275dae (patch)
tree216030731d911249496d2e97206cd61431e31c89 /arch/x86/kvm/x86.c
parentd2517a49d55536b38c7a87e5289550cfedaa4dcc (diff)
parent1406de8e11eb043681297adf86d6892ff8efc27a (diff)
Merge commit 'v2.6.30-rc6' into perfcounters/core
Merge reason: this branch was on an -rc4 base, merge it up to -rc6 to get the latest upstream fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 7c1ce5ac613..49079a46687 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1121,9 +1121,9 @@ void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
static int is_efer_nx(void)
{
- u64 efer;
+ unsigned long long efer = 0;
- rdmsrl(MSR_EFER, efer);
+ rdmsrl_safe(MSR_EFER, &efer);
return efer & EFER_NX;
}
@@ -1259,7 +1259,7 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
bit(X86_FEATURE_CMOV) | bit(X86_FEATURE_PSE36) |
bit(X86_FEATURE_MMX) | bit(X86_FEATURE_FXSR) |
bit(X86_FEATURE_SYSCALL) |
- (bit(X86_FEATURE_NX) && is_efer_nx()) |
+ (is_efer_nx() ? bit(X86_FEATURE_NX) : 0) |
#ifdef CONFIG_X86_64
bit(X86_FEATURE_LM) |
#endif