On Tue, Feb 25, 2014 at 04:13:24PM +0800, Weng Meiling wrote:
> Hi Luis and Ingo,
>
> 723478c8a471403c53cf144999701f6e0c4bbd11
> perf: Enforce 1 as lower limit for perf_event_max_sample_rate
>
> Please queue this for 3.11.x and 3.12.x. It fixes a divide-by-zero bug.
> The bug can be triggiered by writing 0 to
> /proc/sys/kernel/perf_event_max_sample_rate,
> which was introduced by 14c63f17b1fde5a575a28e96547a22b451c71fb5 ("perf: Drop
> sample
> rate when sampling is too slow").
>
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Thank you Weng, I'll queue it for the 3.11 kernel. I'm adding Greg to the
CC list, as he's the 3.12 maintainer.
Cheers,
--
Luís
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