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| author | Daniel P. Berrangé <berrange@redhat.com> | 2021-04-15 14:33:51 +0100 |
|---|---|---|
| committer | Daniel P. Berrangé <berrange@redhat.com> | 2021-06-14 13:28:50 +0100 |
| commit | 8af3f5c6d66ac203000c2d8ebebd3b751f575008 (patch) | |
| tree | 0d3b289b8478ad4b3a0f0feb1e2296364f6cbfa2 /softmmu/trace-events | |
| parent | 626ff6515d41854dc8a880849ae2744c20a70ba7 (diff) | |
| download | qemu-8af3f5c6d66ac203000c2d8ebebd3b751f575008.zip qemu-8af3f5c6d66ac203000c2d8ebebd3b751f575008.tar.gz qemu-8af3f5c6d66ac203000c2d8ebebd3b751f575008.tar.bz2 | |
softmmu: add trace point when bdrv_flush_all fails
The VM stop process has to flush outstanding I/O and this is a critical
failure scenario that is hard to diagnose. Add a probe point that
records the flush return code.
Reviewed-by: Connor Kuehl <ckuehl@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Diffstat (limited to 'softmmu/trace-events')
| -rw-r--r-- | softmmu/trace-events | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/softmmu/trace-events b/softmmu/trace-events index 5262828..d18ac41 100644 --- a/softmmu/trace-events +++ b/softmmu/trace-events @@ -19,6 +19,9 @@ flatview_new(void *view, void *root) "%p (root %p)" flatview_destroy(void *view, void *root) "%p (root %p)" flatview_destroy_rcu(void *view, void *root) "%p (root %p)" +# softmmu.c +vm_stop_flush_all(int ret) "ret %d" + # vl.c vm_state_notify(int running, int reason, const char *reason_str) "running %d reason %d (%s)" load_file(const char *name, const char *path) "name %s location %s" |