diff mbox series

[v3,20/49] trace/kvm: Add trace for KVM_EXIT_MEMORY_FAULT

Message ID 20240320083945.991426-21-michael.roth@amd.com (mailing list archive)
State New, archived
Headers show
Series Add AMD Secure Nested Paging (SEV-SNP) support | expand

Commit Message

Michael Roth March 20, 2024, 8:39 a.m. UTC 
Signed-off-by: Michael Roth <michael.roth@amd.com>
---
 accel/kvm/kvm-all.c    | 3 +++
 accel/kvm/trace-events | 1 +
 2 files changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 6ae03c880f..b5872fdc07 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -3145,6 +3145,9 @@  int kvm_cpu_exec(CPUState *cpu)
             }
             break;
         case KVM_EXIT_MEMORY_FAULT:
+            trace_kvm_memory_fault(run->memory_fault.gpa,
+                                   run->memory_fault.size,
+                                   run->memory_fault.flags);
             if (run->memory_fault.flags & ~KVM_MEMORY_EXIT_FLAG_PRIVATE) {
                 error_report("KVM_EXIT_MEMORY_FAULT: Unknown flag 0x%" PRIx64,
                              (uint64_t)run->memory_fault.flags);
diff --git a/accel/kvm/trace-events b/accel/kvm/trace-events
index 31175fed97..681ccb667d 100644
--- a/accel/kvm/trace-events
+++ b/accel/kvm/trace-events
@@ -32,3 +32,4 @@  kvm_interrupt_exit_request(void) ""
 kvm_io_window_exit(void) ""
 kvm_run_exit_system_event(int cpu_index, uint32_t event_type) "cpu_index %d, system_even_type %"PRIu32
 kvm_convert_memory(uint64_t start, uint64_t size, const char *msg) "start 0x%" PRIx64 " size 0x%" PRIx64 " %s"
+kvm_memory_fault(uint64_t start, uint64_t size, uint64_t flags) "start 0x%" PRIx64 " size 0x%" PRIx64 " flags 0x%" PRIx64