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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-07-27 03:08:19 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-27 03:49:42 +0400 |
| commit | 431e2bcc371016824f419baa745f82388258f3ee (patch) | |
| tree | 11ed612c73773e5e61160efa6ff5f0c3efe5c936 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | 2c4f57d12df7696d65b0247bfd57fd082a7719e6 (diff) | |
| download | linux-431e2bcc371016824f419baa745f82388258f3ee.tar.xz | |
rtc: limit frequency
Due to the hrtimer self rearming mode a user can DoS the machine simply
because it's starved by hrtimer events.
The RTC hrtimer is self rearming. We really need to limit the frequency
to something sensible.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Ben Greear <greearb@candelatech.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py')
0 files changed, 0 insertions, 0 deletions