linux-kernel - Re: [PATCH 0/7] Permit filesystem local caching and NFS superblock sharing [try #13]

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Message-ID: <3698.1157449249@warthog.cambridge.redhat.com>
Date:	Tue, 05 Sep 2006 10:40:49 +0100
From:	David Howells <dhowells@...hat.com>
To:	Ian Kent <raven@...maw.net>
Cc:	Trond Myklebust <trond.myklebust@....uio.no>,
	David Howells <dhowells@...hat.com>,
	Andrew Morton <akpm@...l.org>, torvalds@...l.org,
	steved@...hat.com, linux-fsdevel@...r.kernel.org,
	linux-cachefs@...hat.com, nfsv4@...ux-nfs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7] Permit filesystem local caching and NFS superblock sharing [try #13] 

Ian Kent <raven@...maw.net> wrote:

> autofs v4 doesn't rely on mkdir never returning EACCESS just that it
> return EEXIST if the directory exists. Never the less if the behavior of
> stat will work in this case I'll change v4 to do it the way you suggest
> (as v5 does already). 

As long as you don't rely on stat...mkdir working.  That can go wrong if the
dentry gets booted from the dcache by memory pressure in the "...".

David
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