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authorAndre Przywara <andre.przywara@amd.com>2010-12-21 13:12:02 +0300
committerAvi Kivity <avi@redhat.com>2011-01-12 12:31:00 +0300
commit51d8b66199e94284e7725a79eae4a38de4b80d54 (patch)
tree904e8c206d9d1d52eb673c235c08b7a612cce9b0 /arch/x86/kvm/svm.c
parentdb8fcefaa704ccb40b6dcd24e3b75bad3ce7dde3 (diff)
downloadlinux-51d8b66199e94284e7725a79eae4a38de4b80d54.tar.xz
KVM: cleanup emulate_instruction
emulate_instruction had many callers, but only one used all parameters. One parameter was unused, another one is now hidden by a wrapper function (required for a future addition anyway), so most callers use now a shorter parameter list. Signed-off-by: Andre Przywara <andre.przywara@amd.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm.c')
-rw-r--r--arch/x86/kvm/svm.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 3d4b88af50f9..90d06582aac0 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -475,7 +475,7 @@ static void skip_emulated_instruction(struct kvm_vcpu *vcpu)
svm->next_rip = svm->vmcb->control.next_rip;
if (!svm->next_rip) {
- if (emulate_instruction(vcpu, 0, 0, EMULTYPE_SKIP) !=
+ if (emulate_instruction(vcpu, EMULTYPE_SKIP) !=
EMULATE_DONE)
printk(KERN_DEBUG "%s: NOP\n", __func__);
return;
@@ -1586,7 +1586,7 @@ static int ud_interception(struct vcpu_svm *svm)
{
int er;
- er = emulate_instruction(&svm->vcpu, 0, 0, EMULTYPE_TRAP_UD);
+ er = emulate_instruction(&svm->vcpu, EMULTYPE_TRAP_UD);
if (er != EMULATE_DONE)
kvm_queue_exception(&svm->vcpu, UD_VECTOR);
return 1;
@@ -1703,7 +1703,7 @@ static int io_interception(struct vcpu_svm *svm)
string = (io_info & SVM_IOIO_STR_MASK) != 0;
in = (io_info & SVM_IOIO_TYPE_MASK) != 0;
if (string || in)
- return emulate_instruction(vcpu, 0, 0, 0) == EMULATE_DONE;
+ return emulate_instruction(vcpu, 0) == EMULATE_DONE;
port = io_info >> 16;
size = (io_info & SVM_IOIO_SIZE_MASK) >> SVM_IOIO_SIZE_SHIFT;
@@ -2648,12 +2648,12 @@ static int iret_interception(struct vcpu_svm *svm)
static int invlpg_interception(struct vcpu_svm *svm)
{
- return emulate_instruction(&svm->vcpu, 0, 0, 0) == EMULATE_DONE;
+ return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
}
static int emulate_on_interception(struct vcpu_svm *svm)
{
- return emulate_instruction(&svm->vcpu, 0, 0, 0) == EMULATE_DONE;
+ return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
}
static int cr0_write_interception(struct vcpu_svm *svm)
@@ -2661,7 +2661,7 @@ static int cr0_write_interception(struct vcpu_svm *svm)
struct kvm_vcpu *vcpu = &svm->vcpu;
int r;
- r = emulate_instruction(&svm->vcpu, 0, 0, 0);
+ r = emulate_instruction(&svm->vcpu, 0);
if (svm->nested.vmexit_rip) {
kvm_register_write(vcpu, VCPU_REGS_RIP, svm->nested.vmexit_rip);
@@ -2680,7 +2680,7 @@ static int cr8_write_interception(struct vcpu_svm *svm)
u8 cr8_prev = kvm_get_cr8(&svm->vcpu);
/* instruction emulation calls kvm_set_cr8() */
- r = emulate_instruction(&svm->vcpu, 0, 0, 0);
+ r = emulate_instruction(&svm->vcpu, 0);
if (irqchip_in_kernel(svm->vcpu.kvm)) {
clr_cr_intercept(svm, INTERCEPT_CR8_WRITE);
return r == EMULATE_DONE;