linux-kernel - Re: [PATCH 30/30] nfs: fix various memory recursions possible with swap over NFS.

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Message-Id: <20080725194517.86BB.KOSAKI.MOTOHIRO@jp.fujitsu.com>
Date:	Fri, 25 Jul 2008 19:46:59 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	kosaki.motohiro@...fujitsu.com,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	netdev@...r.kernel.org, trond.myklebust@....uio.no,
	Daniel Lezcano <dlezcano@...ibm.com>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Neil Brown <neilb@...e.de>
Subject: Re: [PATCH 30/30] nfs: fix various memory recursions possible with swap over NFS.

> GFP_NOFS is not enough, since swap traffic is IO, hence fall back to GFP_NOIO.

this comment imply turn on GFP_NOIO, but the code is s/NOFS/NOIO/. why?



>  struct nfs_write_data *nfs_commitdata_alloc(void)
>  {
> -	struct nfs_write_data *p = kmem_cache_alloc(nfs_wdata_cachep, GFP_NOFS);
> +	struct nfs_write_data *p = kmem_cache_alloc(nfs_wdata_cachep, GFP_NOIO);




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