[PATCH] KVM: x86: Fix Xen hypercall tracepoint argument assignment

Qiang Ma posted 1 patch 1 month ago
arch/x86/kvm/trace.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
[PATCH] KVM: x86: Fix Xen hypercall tracepoint argument assignment
Posted by Qiang Ma 1 month ago
TRACE_EVENT(kvm_xen_hypercall) stores a5 in __entry->a4 instead of
__entry->a5.

That overwrites the recorded a4 argument and leaves a5 unset in the
trace entry. Fix the typo so both arguments are captured correctly.

Signed-off-by: Qiang Ma <maqianga@uniontech.com>
---
 arch/x86/kvm/trace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index e7fdbe9efc90..0db25bba17f6 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -154,7 +154,7 @@ TRACE_EVENT(kvm_xen_hypercall,
 		__entry->a2 = a2;
 		__entry->a3 = a3;
 		__entry->a4 = a4;
-		__entry->a4 = a5;
+		__entry->a5 = a5;
 	),
 
 	TP_printk("cpl %d nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx a4 0x%lx a5 %lx",
-- 
2.20.1
Re: [PATCH] KVM: x86: Fix Xen hypercall tracepoint argument assignment
Posted by Paolo Bonzini 1 month ago
Queued, thanks.

Paolo