[PATCH 2/8] KVM: SVM: Downgrade BUG_ON() to WARN_ON() in svm_inject_irq()

From: Sean Christopherson
Date: Fri Apr 01 2022 - 21:09:25 EST


From: Maciej S. Szmigiero <maciej.szmigiero@xxxxxxxxxx>

There is no need to bring down the whole host just because there might be
some issue with respect to guest GIF handling in KVM.

Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@xxxxxxxxxx>
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
arch/x86/kvm/svm/svm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 95b26dbfd561..2c86bd9176c6 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -3383,7 +3383,7 @@ static void svm_inject_irq(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);

- BUG_ON(!(gif_set(svm)));
+ WARN_ON(!gif_set(svm));

trace_kvm_inj_virq(vcpu->arch.interrupt.nr);
++vcpu->stat.irq_injections;
--
2.35.1.1094.g7c7d902a7c-goog