linux-kernel - Re: [PATCH percpu#for-next] percpu: clear memory allocated with the km allocator

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Message-ID: <4C8ABF15.8000108@gmail.com>
Date:	Sat, 11 Sep 2010 01:28:21 +0200
From:	Tejun Heo <htejun@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	linux-kernel@...r.kernel.org, paulus@...ba.org,
	davem@...emloft.net, fweisbec@...il.com,
	perfmon2-devel@...ts.sf.net, eranian@...il.com,
	robert.richter@....com, acme@...hat.com
Subject: Re: [PATCH percpu#for-next] percpu: clear memory allocated with the
 km allocator

On 09/10/2010 06:45 PM, Ingo Molnar wrote:
> 
> * Randy Dunlap <randy.dunlap@...cle.com> wrote:
> 
>> On Fri, 10 Sep 2010 10:55:18 +0200 Peter Zijlstra wrote:
>>
>>> On Fri, 2010-09-10 at 10:52 +0200, Tejun Heo wrote:
>>>> Percpu allocator should clear memory before returning it but the km
>>>> allocator forgot to do it.  Fix it.
>>>>
>>>> Signed-off-by: Tejun Heo <tj@...nel.org>
>>>> Spotted-by: Peter Zijlstra <peterz@...radead.org>
>>>
>>> (fwiw, -tip uses Reported-by)
>>
>> fyi, Documentation/SubmittingPatches does also.
> 
> Yeah, and, FYI, there's observed strong correlation between the 
> maintenance policies of -tip and Documentation/SubmittingPatches.
> [i'd even venture so far to claim causation]

Oh, I already updated it to be Reported-by.  I use Spotted-by when to
distinguish the cases where the root cause is diagnosed by the
reporter as opposed to when the reporter just reported a bug but I
suppose it's just causing more confusion.  I'll just use Reproted-by
from now on.

Thank you.

-- 
tejun
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