diff options
author | Joerg Roedel <joerg.roedel@amd.com> | 2010-12-03 11:45:49 +0100 |
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committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:30:24 +0200 |
commit | 116a0a23676e7d29b7747a53f819baaaf4b88575 (patch) | |
tree | 0c7216cf52b1a4287e937bb90f14b33c6b9491fc /arch/x86/kvm/svm.c | |
parent | 8d28fec406e4d5ce6c109fe12699976e72e9748e (diff) | |
download | linux-116a0a23676e7d29b7747a53f819baaaf4b88575.tar.bz2 |
KVM: SVM: Add clean-bit for intercetps, tsc-offset and pause filter count
This patch adds the clean-bit for intercepts-vectors, the
TSC offset and the pause-filter count to the appropriate
places. The IO and MSR permission bitmaps are not subject to
this bit.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm.c')
-rw-r--r-- | arch/x86/kvm/svm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index e73cbc3c49f9..052561c34753 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -186,6 +186,8 @@ static int nested_svm_check_exception(struct vcpu_svm *svm, unsigned nr, bool has_error_code, u32 error_code); enum { + VMCB_INTERCEPTS, /* Intercept vectors, TSC offset, + pause filter count */ VMCB_DIRTY_MAX, }; @@ -217,6 +219,8 @@ static void recalc_intercepts(struct vcpu_svm *svm) struct vmcb_control_area *c, *h; struct nested_state *g; + mark_dirty(svm->vmcb, VMCB_INTERCEPTS); + if (!is_guest_mode(&svm->vcpu)) return; @@ -854,6 +858,8 @@ static void svm_write_tsc_offset(struct kvm_vcpu *vcpu, u64 offset) } svm->vmcb->control.tsc_offset = offset + g_tsc_offset; + + mark_dirty(svm->vmcb, VMCB_INTERCEPTS); } static void svm_adjust_tsc_offset(struct kvm_vcpu *vcpu, s64 adjustment) @@ -863,6 +869,7 @@ static void svm_adjust_tsc_offset(struct kvm_vcpu *vcpu, s64 adjustment) svm->vmcb->control.tsc_offset += adjustment; if (is_guest_mode(vcpu)) svm->nested.hsave->control.tsc_offset += adjustment; + mark_dirty(svm->vmcb, VMCB_INTERCEPTS); } static void init_vmcb(struct vcpu_svm *svm) |