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| author | Masami Hiramatsu <[email protected]> | 2018-10-22 00:08:20 +0900 |
|---|---|---|
| committer | Steven Rostedt (VMware) <[email protected]> | 2018-10-28 04:58:15 -0400 |
| commit | 18858511fd8a877303cc34c06efa461b26a0e070 (patch) | |
| tree | 12f44dd2fc90a9bbdf54c6927245bdf8eb65414a /tools/perf/scripts/python/bin/export-to-postgresql-report | |
| parent | ba0e41ca81b935b958006c7120466e2217357827 (diff) | |
tracing: Return -ENOENT if there is no target synthetic event
Return -ENOENT error if there is no target synthetic event.
This notices an operation failure to user as below;
# echo 'wakeup_latency u64 lat; pid_t pid;' > synthetic_events
# echo '!wakeup' >> synthetic_events
sh: write error: No such file or directory
Link: http://lkml.kernel.org/r/154013449986.25576.9487131386597290172.stgit@devbox
Acked-by: Tom Zanussi <[email protected]>
Tested-by: Tom Zanussi <[email protected]>
Cc: Shuah Khan <[email protected]>
Cc: Rajvi Jingar <[email protected]>
Cc: [email protected]
Fixes: 4b147936fa50 ('tracing: Add support for 'synthetic' events')
Signed-off-by: Masami Hiramatsu <[email protected]>
Signed-off-by: Steven Rostedt (VMware) <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/export-to-postgresql-report')
0 files changed, 0 insertions, 0 deletions