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authorAvi Kivity <avi@qumranet.com>2006-12-29 16:49:37 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-30 10:56:44 -0800
commita9058ecd3cd72634cf548588ce79b3f225c9ca32 (patch)
tree11d1edd2dfdcec03ba6b54b3b06d41cae826b940 /drivers/kvm/svm.c
parent1e885461f02259d75e7480a70d291d2d8aaa938e (diff)
downloadop-kernel-dev-a9058ecd3cd72634cf548588ce79b3f225c9ca32.zip
op-kernel-dev-a9058ecd3cd72634cf548588ce79b3f225c9ca32.tar.gz
[PATCH] KVM: Simplify is_long_mode()
Instead of doing tricky stuff with the arch dependent virtualization registers, take a peek at the guest's efer. This simlifies some code, and fixes some confusion in the mmu branch. Signed-off-by: Avi Kivity <avi@qumranet.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/kvm/svm.c')
-rw-r--r--drivers/kvm/svm.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 283024a..68124c0 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -166,11 +166,6 @@ static inline void write_dr7(unsigned long val)
asm volatile ("mov %0, %%dr7" :: "r" (val));
}
-static inline int svm_is_long_mode(struct kvm_vcpu *vcpu)
-{
- return vcpu->svm->vmcb->save.efer & KVM_EFER_LMA;
-}
-
static inline void force_new_asid(struct kvm_vcpu *vcpu)
{
vcpu->svm->asid_generation--;
@@ -1609,7 +1604,6 @@ static struct kvm_arch_ops svm_arch_ops = {
.get_segment_base = svm_get_segment_base,
.get_segment = svm_get_segment,
.set_segment = svm_set_segment,
- .is_long_mode = svm_is_long_mode,
.get_cs_db_l_bits = svm_get_cs_db_l_bits,
.set_cr0 = svm_set_cr0,
.set_cr0_no_modeswitch = svm_set_cr0,
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