diff options
| author | Knut Petersen <[email protected]> | 2013-09-25 12:29:37 +0000 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2013-10-04 08:06:07 +0000 |
| commit | 723478c8a471403c53cf144999701f6e0c4bbd11 (patch) | |
| tree | d89b59d4318eb5e37082f90880ac20b18f81a020 /tools/perf/util/scripting-engines/trace-event-perl.c | |
| parent | tools/perf: Fix sorting for 64bit entries (diff) | |
| download | kernel-723478c8a471403c53cf144999701f6e0c4bbd11.tar.gz kernel-723478c8a471403c53cf144999701f6e0c4bbd11.zip | |
perf: Enforce 1 as lower limit for perf_event_max_sample_rate
/proc/sys/kernel/perf_event_max_sample_rate will accept
negative values as well as 0.
Negative values are unreasonable, and 0 causes a
divide by zero exception in perf_proc_update_handler.
This patch enforces a lower limit of 1.
Signed-off-by: Knut Petersen <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-perl.c')
0 files changed, 0 insertions, 0 deletions