linux-kernel - Re: [-mm][PATCH 1/5] fix overflow problem of do_try_to_free

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Date:	Mon, 5 May 2008 01:12:39 -0700
From:	Nishanth Aravamudan <nacc@...ibm.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [-mm][PATCH 1/5] fix overflow problem of do_try_to_free_page()

On 04.05.2008 [21:55:57 +0900], KOSAKI Motohiro wrote:
> this patch is not part of reclaim throttle series.
> it is merely hotfixs.
> 
> ---------------------------------------
> "Smarter retry of costly-order allocations" patch series change 
> behaver of do_try_to_free_pages().
> but unfortunately ret variable type unchanged.
> 
> thus, overflow problem is possible.
> 
> 
> 
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> CC: Nishanth Aravamudan <nacc@...ibm.com>

Eep, sorry -- my original version had used -EAGAIN to indicate a special
condition, but this was removed before the final patch. Thanks for the
catch.

Acked-by: Nishanth Aravamudan <nacc@...ibm.com>

Should go upstream, as well.

Thanks,
Nish

-- 
Nishanth Aravamudan <nacc@...ibm.com>
IBM Linux Technology Center
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