linux-kernel - Re: [PATCH] splitlru: shmem_getpage SetPageSwapBacked sooner

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Message-Id: <20080629170839.37C7.KOSAKI.MOTOHIRO@jp.fujitsu.com>
Date:	Sun, 29 Jun 2008 17:09:50 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Hugh Dickins <hugh@...itas.com>
Cc:	kosaki.motohiro@...fujitsu.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Rik van Riel <riel@...hat.com>,
	Lee Schermerhorn <lee.schermerhorn@...com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] splitlru: shmem_getpage SetPageSwapBacked sooner

> shmem_getpage must SetPageSwapBacked before the mem_cgroup_cache_charge,
> otherwise try_to_free_mem_cgroup_pages cannot find the shmem/tmpfs pages
> it needs to free, and OOMs result.
> 
> Signed-off-by: Hugh Dickins <hugh@...itas.com>

it seems makes sense.

	Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>


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