Re: [PATCH -tip] perf, x86: P4 PMU - Add missing read of a counterbefore test

From: Cyrill Gorcunov
Date: Thu Mar 24 2011 - 12:48:14 EST


On 03/24/2011 07:46 PM, Cyrill Gorcunov wrote:
...
>>
>> So what effect does this have on the regular perf user? Please try to describe
>> the real-life effect of the bug/problem fixed here.
>>
>> Thanks,
>>
>> Ingo
>
> Unflagged overflows never have been catched due to missed read of a register which
> is to signalize about it, and as result unknown nmi may happen leading to
> "Dazen and confused" message. That is what supposed to be in changelog?
>

Or you mean the tech details would be appropriate in changelog as well? If so
I could put such details there.

--
Cyrill
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