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[4/6] KVM: nVMX: Track nested_vmx.posted_intr_nv as a signed int

Message ID 20240720000138.3027780-5-seanjc@google.com (mailing list archive)
State New, archived
Headers show
Series [1/6] KVM: nVMX: Get to-be-acknowledge IRQ for nested VM-Exit at injection site | expand

Commit Message

Sean Christopherson July 20, 2024, 12:01 a.m. UTC 
Track nested_vmx.posted_intr_nv as a signed 32-bit integer instead of an
unsigned 16-bit integer so that it can be passed to kvm_cpu_get_interrupt()
without relying on sign-extension to do the right thing when the vector is
invalid, i.e. when it's -1.

No true functional change intended.

Cc: stable@vger.kernel.org
Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 arch/x86/kvm/vmx/vmx.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index 42498fa63abb..dc0921bc4569 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -208,7 +208,7 @@  struct nested_vmx {
 
 	struct pi_desc *pi_desc;
 	bool pi_pending;
-	u16 posted_intr_nv;
+	int posted_intr_nv;
 
 	struct hrtimer preemption_timer;
 	u64 preemption_timer_deadline;