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Date: Tue, 19 Oct 2010 12:27:26 +0200
From: Richard Weinberger <richard@nod.at>
To: Christoph Hellwig <hch@lst.de>
Cc: Andrew Morton <akpm@linux-foundation.org>, <linux-kernel@vger.kernel.org>,
        <jdike@addtoit.com>, <user-mode-linux-devel@lists.sourceforge.net>,
        <viro@zeniv.linux.org.uk>, <toralf.foerster@gmx.de>,
        Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH 1/1] hostfs: fix UML crash
In-Reply-To: <20101019011125.GA3905@lst.de>
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On Tue, 19 Oct 2010 03:11:25 +0200, Christoph Hellwig <hch@lst.de>
wrote:
> On Mon, Oct 18, 2010 at 01:02:08PM -0700, Andrew Morton wrote:
>> > >
>> > > Is there any reason for hostfs to be playing with the f_spare field at all?
> 
> No, there is no reason at all.  do_statfs is only called by
> hostfs_statfs, which is the hostfs implementation of ->statfs.  zeroing
> of the spare fields is done by common code (vfs_statfs_native).

Thanks!

> Can you submit a patch to just remove the spare_out argument to do_statfs?

Sure.