2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: Avi Kivity (cherry picked from commit e286e86e6d2042d67d09244aa0e05ffef75c9d54) Some processors don't have EFER; don't oops if userspace wants us to read EFER when we check NX. Signed-off-by: Avi Kivity Signed-off-by: Greg Kroah-Hartman --- arch/x86/kvm/x86.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -983,9 +983,9 @@ void kvm_arch_vcpu_put(struct kvm_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; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/