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From: Trond Myklebust <Trond.Myklebust@netapp.com>
To: Wu Fengguang <fengguang.wu@intel.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	linux-nfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] NFS: return -EAGAIN when skipped commit in nfs_commit_unstable_pages()
Date: Mon, 13 Jun 2011 15:38:06 -0400	[thread overview]
Message-ID: <1307993886.5569.3.camel@lade.trondhjem.org> (raw)
In-Reply-To: <20110610140459.GA8021@localhost>

On Fri, 2011-06-10 at 22:04 +0800, Wu Fengguang wrote: 
> It's confusing to return success while redirtying the inode at the
> same time in ->write_inode(). Return -EAGAIN to indicate that we've
> not finished with this inode.
> 
> Impact: it's a cleanup, not bug fix.
> 
> CC: Christoph Hellwig <hch@infradead.org>
> Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
> ---
>  fs/nfs/write.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- linux-next.orig/fs/nfs/write.c	2011-06-10 21:52:34.000000000 +0800
> +++ linux-next/fs/nfs/write.c	2011-06-10 21:52:37.000000000 +0800
> @@ -1521,7 +1521,7 @@ static int nfs_commit_unstable_pages(str
>  {
>  	struct nfs_inode *nfsi = NFS_I(inode);
>  	int flags = FLUSH_SYNC;
> -	int ret = 0;
> +	int ret = -EAGAIN;
>  
>  	if (wbc->sync_mode == WB_SYNC_NONE) {
>  		/* Don't commit yet if this is a non-blocking flush and there

Looks good, but since this is a cleanup, I'm queueing it for 3.1 rather
than pushing it in the regression-fixing window.

Cheers
  Trond

-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@netapp.com
www.netapp.com


  reply	other threads:[~2011-06-13 19:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-10 14:04 [PATCH] NFS: return -EAGAIN when skipped commit in nfs_commit_unstable_pages() Wu Fengguang
2011-06-13 19:38 ` Trond Myklebust [this message]
     [not found]   ` <1307993886.5569.3.camel-SyLVLa/KEI9HwK5hSS5vWB2eb7JE58TQ@public.gmane.org>
2011-06-14  2:30     ` Wu Fengguang

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