public-mirrors/linux
1
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-08-05 16:54:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

KVM: nSVM: reset nested_run_pending upon nested_svm_vmrun_msrpm() failure

Browse source 
WARN_ON_ONCE(svm->nested.nested_run_pending) in nested_svm_vmexit()
will fire if nested_run_pending remains '1' but it doesn't really
need to, we are already failing and not going to run nested guest.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20200710141157.1640173-4-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Vitaly Kuznetsov 2020-07-10 16:11:51 +02:00 • committed by Paolo Bonzini
parent 8c008659aa
commit ebdb3dba7b
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/x86/kvm/svm/nested.c
View file

@ -493,6 +493,8 @@ int nested_svm_vmrun(struct vcpu_svm *svm)
enter_svm_guest_mode(svm, vmcb_gpa, nested_vmcb);
if (!nested_svm_vmrun_msrpm(svm)) {
svm->nested.nested_run_pending = 0;
svm->vmcb->control.exit_code = SVM_EXIT_ERR;
svm->vmcb->control.exit_code_hi = 0;
svm->vmcb->control.exit_info_1 = 0;