aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorKazuya Saito <saito.kazuya@jp.fujitsu.com>2013-03-29 13:27:52 +0900
committerStefan Hajnoczi <stefanha@redhat.com>2013-05-03 13:58:09 +0200
commitb76ac80a5ca9f2e19405419172c0dcaf0370d4f5 (patch)
tree644ef06330054f239318783d6c09b3389d15a65b
parent9c7757290c6d80c2f5bde6fa71d2c9fe2b331c8c (diff)
kvm-all: add kvm_run_exit tracepoint
This patch enable us to know exit reason of KVM_RUN. It will help us know where the trouble is caused. Signed-off-by: Kazuya Saito <saito.kazuya@jp.fujitsu.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--kvm-all.c1
-rw-r--r--trace-events2
2 files changed, 3 insertions, 0 deletions
diff --git a/kvm-all.c b/kvm-all.c
index 4f73b98f33..3a31602359 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1627,6 +1627,7 @@ int kvm_cpu_exec(CPUArchState *env)
abort();
}
+ trace_kvm_run_exit(cpu->cpu_index, run->exit_reason);
switch (run->exit_reason) {
case KVM_EXIT_IO:
DPRINTF("handle_io\n");
diff --git a/trace-events b/trace-events
index d5bc7a5589..17d75abfe8 100644
--- a/trace-events
+++ b/trace-events
@@ -1158,3 +1158,5 @@ migrate_set_state(int new_state) "new state %d"
kvm_ioctl(int type, void *arg) "type %d, arg %p"
kvm_vm_ioctl(int type, void *arg) "type %d, arg %p"
kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type %d, arg %p"
+kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d"
+