Messages in this thread | | | Date | Mon, 25 Oct 2010 13:58:20 +0800 | From | DDD <> | Subject | Re: [PATCH] perf: fix possible divide-by-zero in perf_swevent_overflow() |
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Frederic Weisbecker wrote: > On Fri, Aug 27, 2010 at 09:19:39PM +0800, DDD wrote: >> Peter Zijlstra wrote: >>> On Fri, 2010-08-27 at 20:21 +0800, DDD wrote: >>> >>>>>> Maybe the root cause was from kgdb/hw_breakpoint_layer, >>>>> Yeah, I think there's a bug in the hw_breakpoint stuff, does something >>>>> like the below fix it? >>>> Thanks for your patch, but I still could reproduce the problem with >>>> your patch. >>> Frederic, any clue as to what makes hw breakpoints go funny and have >>> last_period == 0? >> Hi Peter, >> >> Thanks for you take care of it, I have got the root cause of it now. >> >> It is the kgdb using hw_breakpoint_layer's API problem, and I have a RFC >> patch for it.(maybe it is not correctly), I will contact with Jason to >> fix this problem. >> >> Thank you very much, >> Dongdong > > > Thanks! > > We are waiting for your patch then.
Hello Frederic,
Sorry for delay, the patch have been accepted by Jason.
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c1bb9a9c1911036549c5cdfb23f32d7d20ffdc5a
Dongdong
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