diff options
| author | Avi Kivity <avi@redhat.com> | 2011-01-06 18:09:11 +0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2011-03-17 13:08:25 -0300 |
| commit | 1c696d0e1b7c10e1e8b34cb6c797329e3c33f262 (patch) | |
| tree | cba560950eb5404c6083d570e4c4b951003237fc /arch/x86 | |
| parent | 00c25bce02fde63eaa1227532cff9ac7b71de79e (diff) | |
| download | blackbird-op-linux-1c696d0e1b7c10e1e8b34cb6c797329e3c33f262.tar.gz blackbird-op-linux-1c696d0e1b7c10e1e8b34cb6c797329e3c33f262.zip | |
KVM: VMX: Simplify saving guest rcx in vmx_vcpu_run
Change
push top-of-stack
pop guest-rcx
pop dummy
to
pop guest-rcx
which is the same thing, only simpler.
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index e2c4e324f6fa..da468c26639d 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -4066,7 +4066,7 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu) "xchg %0, (%%"R"sp) \n\t" "mov %%"R"ax, %c[rax](%0) \n\t" "mov %%"R"bx, %c[rbx](%0) \n\t" - "push"Q" (%%"R"sp); pop"Q" %c[rcx](%0) \n\t" + "pop"Q" %c[rcx](%0) \n\t" "mov %%"R"dx, %c[rdx](%0) \n\t" "mov %%"R"si, %c[rsi](%0) \n\t" "mov %%"R"di, %c[rdi](%0) \n\t" @@ -4084,7 +4084,7 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu) "mov %%cr2, %%"R"ax \n\t" "mov %%"R"ax, %c[cr2](%0) \n\t" - "pop %%"R"bp; pop %%"R"bp; pop %%"R"dx \n\t" + "pop %%"R"bp; pop %%"R"dx \n\t" "setbe %c[fail](%0) \n\t" : : "c"(vmx), "d"((unsigned long)HOST_RSP), [launched]"i"(offsetof(struct vcpu_vmx, launched)), |
