Commit 3564990a authored by Joerg Roedel's avatar Joerg Roedel Committed by Avi Kivity

KVM: SVM: do not intercept task switch with NPT

When KVM uses NPT there is no reason to intercept task switches. This patch
removes the intercept for it in that case.
Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent d4c9ff2d
...@@ -591,6 +591,7 @@ static void init_vmcb(struct vcpu_svm *svm) ...@@ -591,6 +591,7 @@ static void init_vmcb(struct vcpu_svm *svm)
if (npt_enabled) { if (npt_enabled) {
/* Setup VMCB for Nested Paging */ /* Setup VMCB for Nested Paging */
control->nested_ctl = 1; control->nested_ctl = 1;
control->intercept &= ~(1ULL << INTERCEPT_TASK_SWITCH);
control->intercept_exceptions &= ~(1 << PF_VECTOR); control->intercept_exceptions &= ~(1 << PF_VECTOR);
control->intercept_cr_read &= ~(INTERCEPT_CR0_MASK| control->intercept_cr_read &= ~(INTERCEPT_CR0_MASK|
INTERCEPT_CR3_MASK); INTERCEPT_CR3_MASK);
......
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