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| author | Frank A. Cancio Bello <frank@generalsoftwareinc.com> | 2019-12-18 22:15:53 +0300 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2019-12-19 19:18:33 +0300 |
| commit | d693b2883c0b9b261d2c490a9933e703359b4542 (patch) | |
| tree | 1a2602734638a47c9b47764d5282a8fa03569f95 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | d1eef1c619749b2a57e514a3fa67d9a516ffa919 (diff) | |
| download | linux-d693b2883c0b9b261d2c490a9933e703359b4542.tar.xz | |
docs: ftrace: Specifies when buffers get clear
Clarify a few places where the ring buffer and the "snapshot" buffer
are cleared as a side effect of an operation.
This will avoid users lost of tracing data because of these so far
undocumented behavior.
Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Link: https://lore.kernel.org/r/20191218191553.q4lwyxmquvtjzjfz@frank-laptop
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions