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Date: Thu, 24 Oct 2002 10:59:29 -0700
From: chrisl@vmware.com
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Andrew Morton <akpm@digeo.com>, andrea@suse.de,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: writepage return value check in vmscan.c
Message-ID: <20021024175929.GB1398@vmware.com>
References: <20021024082505.GB1471@vmware.com> <3DB7B11B.9E552CFF@digeo.com> <1035450906.8675.4.camel@irongate.swansea.linux.org.uk>
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On Thu, Oct 24, 2002 at 10:15:06AM +0100, Alan Cox wrote:
> On Thu, 2002-10-24 at 09:36, Andrew Morton wrote:
> > A few fixes have been discussed.  One way would be to allocate
> > the space for the page when it is first faulted into reality and
> > deliver SIGBUS if backing store for it could not be allocated.
> 
> You still have to handle the situation where the page goes walkies and
> you get ENOSPC or any other ERANDOMSUPRISE from things like NFS. SIGBUS
> appears the right thing to do.
> 
exactly. It need to preserve the page dirty in the first place.

Chris


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