linux-kernel - Re: NR_UNSTABLE_FS vs. NR_FILE

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Date:	Sun, 29 Apr 2007 18:15:40 -0700
From:	Ethan Solomita <solo@...gle.com>
To:	Ethan Solomita <solo@...gle.com>
CC:	Trond Myklebust <trond.myklebust@....uio.no>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: Re: NR_UNSTABLE_FS vs. NR_FILE_DIRTY: double counting pages?

Ethan Solomita wrote:
> Trond Myklebust wrote:
>>
>> It should not happen. If the page is on the unstable list, then it will
>> be committed before nfs_updatepage is allowed to redirty it. See the
>> recent fixes in 2.6.21-rc7.
> 
>     Above I present a codepath called straight from sys_write() which 
> seems to do what I say. I could be wrong, but can you address the code 
> paths I show above which seem to set both?

	Sorry about my quick reply, I'd misunderstood what you were saying. 
I'll take a look at what you say.

	Thanks,
	-- Ethan
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