diff mbox series

[Part2,RFC,v3,28/37] KVM: X86: update page-fault trace to log the 64-bit error code

Message ID 20210602141057.27107-29-brijesh.singh@amd.com
State Superseded
Headers show
Series None | expand

Commit Message

Brijesh Singh June 2, 2021, 2:10 p.m. UTC 
The page-fault error code is a 64-bit value, but the trace prints only
the lower 32-bits. Some of the SEV-SNP RMP fault error codes are
available in the upper 32-bits.

Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
---
 arch/x86/kvm/trace.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index a61c015870e3..78cbf53bf412 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -365,12 +365,12 @@  TRACE_EVENT(kvm_inj_exception,
  * Tracepoint for page fault.
  */
 TRACE_EVENT(kvm_page_fault,
-	TP_PROTO(unsigned long fault_address, unsigned int error_code),
+	TP_PROTO(unsigned long fault_address, u64 error_code),
 	TP_ARGS(fault_address, error_code),
 
 	TP_STRUCT__entry(
 		__field(	unsigned long,	fault_address	)
-		__field(	unsigned int,	error_code	)
+		__field(	u64,		error_code	)
 	),
 
 	TP_fast_assign(
@@ -378,7 +378,7 @@  TRACE_EVENT(kvm_page_fault,
 		__entry->error_code	= error_code;
 	),
 
-	TP_printk("address %lx error_code %x",
+	TP_printk("address %lx error_code %llx",
 		  __entry->fault_address, __entry->error_code)
 );