linux-kernel - Re: [PATCH] perf_event: fix perf_swevent

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Message-ID: <4B20860B.6070301@cn.fujitsu.com>
Date:	Thu, 10 Dec 2009 13:24:27 +0800
From:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf_event: fix perf_swevent_hrtimer()



Peter Zijlstra wrote:
> On Thu, 2009-12-10 at 12:14 +0800, Xiao Guangrong wrote:
>> fix:
>>  [<c0477471>] ? printk+0x1d/0x24
>>  [<c01c98f9>] ? perf_prepare_sample+0x269/0x280
>>  [<c0149231>] warn_slowpath_common+0x71/0xd0
>>  [<c01c98f9>] ? perf_prepare_sample+0x269/0x280
>>  [<c01492aa>] warn_slowpath_null+0x1a/0x20
>>  [<c01c98f9>] perf_prepare_sample+0x269/0x280
>>  [<c016e9f3>] ? cpu_clock+0x53/0x90
>>  [<c01cc368>] __perf_event_overflow+0x2a8/0x300
>>  [<c01ccc3b>] perf_event_overflow+0x1b/0x30
>>  [<c01ccccf>] perf_swevent_hrtimer+0x7f/0x120
>>
>> This is because 'data' variable not initialize.
> 
> Nope, please just initialize the missing variable. 

Ah, my mistake, I'll resend it.

Thanks,
Xiao

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