linux-kernel - Re: [RFC PATCH 0/2] Fix up the NFS mmap code

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Message-ID: <20100109024005.GI30528@ZenIV.linux.org.uk>
Date:	Sat, 9 Jan 2010 02:40:05 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Trond Myklebust <Trond.Myklebust@...app.com>,
	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
	linux-nfs@...r.kernel.org
Subject: Re: [RFC PATCH 0/2] Fix up the NFS mmap code

On Sat, Jan 09, 2010 at 02:30:35AM +0000, Al Viro wrote:

> Interesting...  There's nfs_update_inode(), but it ought to scream bloody
> murder on the type change (and its return value is ignore by nfs_fhget(),
> BTW).

Uh-oh...  Just what will happen if we get FATTR_MODE without FATTR_TYPE,
BTW?  AFAICS, the check for changed type won't trigger, but we will
get type bits in i_mode set to 0.  Probably unrelated, but...
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