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From: Trond Myklebust <Trond.Myklebust@netapp.com>
To: Benny Halevy <bhalevy@panasas.com>
Cc: Fred Isaman <iisaman@netapp.com>, linux-nfs@vger.kernel.org
Subject: Re: [PATCH 4/7] NFSv4.1: trigger LAYOUTGET for writes
Date: Mon, 21 Feb 2011 17:27:12 -0800	[thread overview]
Message-ID: <1298338032.4632.5.camel@heimdal.trondhjem.org> (raw)
In-Reply-To: <4D62B3BA.3060905@panasas.com>

On Mon, 2011-02-21 at 10:49 -0800, Benny Halevy wrote: 
> On 2011-02-21 09:49, Fred Isaman wrote:
> > @@ -965,11 +968,18 @@ static int nfs_flush_one(struct inode *inode, struct list_head *head, unsigned i
> >  	struct nfs_page		*req;
> >  	struct page		**pages;
> >  	struct nfs_write_data	*data;
> > +	int ret;
> >  
> >  	data = nfs_writedata_alloc(npages);
> > -	if (!data)
> > -		goto out_bad;
> > -
> > +	if (!data) {
> > +		while (!list_empty(head)) {
> > +			req = nfs_list_entry(head->next);
> 
> nit: it'd be cleaner to define a nfs_list_first_entry helper in nfs_page.h
> rather than using a combination of list helpers and open code (head->next).

No thanks! Let's not add lots of helpers for trivial stuff unless that
results in a clear gain in type safety.

   Trond

-- 
Trond Myklebust
Linux NFS client maintainer

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


  parent reply	other threads:[~2011-02-22  1:27 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-21 17:49 [PATCH 0/7] pnfs write functionality (wave 4) Fred Isaman
2011-02-21 17:49 ` [PATCH 1/7] NFSv4.1: rearrange nfs_write_rpcsetup Fred Isaman
2011-02-21 17:49 ` [PATCH 2/7] NFSv4.1: add callback to nfs4_write_done Fred Isaman
2011-02-21 17:49 ` [PATCH 3/7] NFSv4.1: Send lseg down into nfs_write_rpcsetup Fred Isaman
2011-02-21 17:49 ` [PATCH 4/7] NFSv4.1: trigger LAYOUTGET for writes Fred Isaman
2011-02-21 18:49   ` Benny Halevy
2011-02-22  1:06     ` Fred Isaman
2011-02-22  2:14       ` Benny Halevy
2011-02-22  1:27     ` Trond Myklebust [this message]
2011-02-21 17:49 ` [PATCH 5/7] NFSv4.1: implement generic pnfs layer write switch Fred Isaman
2011-02-21 18:53   ` Benny Halevy
2011-02-22  1:17     ` Fred Isaman
2011-02-21 17:49 ` [PATCH 6/7] NFSv4.1: remove GETATTR from ds writes Fred Isaman
2011-02-21 17:49 ` [PATCH 7/7] NFSv4.1: pnfs filelayout driver write Fred Isaman
2011-02-22 19:55   ` Fred Isaman

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