diff options
| author | Yang Jihong <yangjihong1@huawei.com> | 2022-11-29 19:30:09 +0800 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2022-12-12 10:21:46 -0500 |
| commit | c1ac03af6ed45d05786c219d102f37eb44880f28 (patch) | |
| tree | a926435f077379e1951022abb05476330257055b /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | d358dfe60b7724ad0acb8cf8375a608b983e2b59 (diff) | |
tracing: Fix infinite loop in tracing_read_pipe on overflowed print_trace_line
print_trace_line may overflow seq_file buffer. If the event is not
consumed, the while loop keeps peeking this event, causing a infinite loop.
Link: https://lkml.kernel.org/r/20221129113009.182425-1-yangjihong1@huawei.com
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: stable@vger.kernel.org
Fixes: 088b1e427dbba ("ftrace: pipe fixes")
Signed-off-by: Yang Jihong <yangjihong1@huawei.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions