From: Olaf Kirch <okir@suse.de>
To: Steve Dickson <SteveD@redhat.com>
Cc: nfs@lists.sourceforge.net
Subject: Re: [PATCH] Reinstantiating stale inodes
Date: Fri, 23 Apr 2004 19:55:52 +0200 [thread overview]
Message-ID: <20040423175552.GA13755@suse.de> (raw)
In-Reply-To: <40893B51.2080302@RedHat.com>
On Fri, Apr 23, 2004 at 11:50:41AM -0400, Steve Dickson wrote:
> client: writes 100m file called foo
> server: renames foo to foo.old and immediately creates foo
> client: failed with ESTALE
This shouldn't fail, because the file still exists, just
under a different name.
What will get you into trouble is if your client writes
to "foo" and you do a "mv bar foo".
> Again only getattrs will be followed up with lookups..
Yes, but it's just a matter of probabilities if the first
call that returns ESTALE is a write or a getattr (called from
revalidate_inode).
> >At a minimum, the lookup should occur at file open, and only if
> >there are no other users of the inode.
> >
> >
> Unfortunately, in this particular case, there were no opens...
So what exactly went wrong? A stat() on the files that just got
replaced?
Olaf
--
Olaf Kirch | The Hardware Gods hate me.
okir@suse.de |
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next prev parent reply other threads:[~2004-04-23 17:55 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-23 14:15 [PATCH] Reinstantiating stale inodes Steve Dickson
2004-04-23 14:33 ` Olaf Kirch
2004-04-23 15:50 ` Steve Dickson
2004-04-23 17:55 ` Olaf Kirch [this message]
2004-04-23 18:43 ` Steve Dickson
2004-04-23 18:50 ` Olaf Kirch
2004-04-23 20:07 ` Steve Dickson
2004-04-23 14:36 ` Trond Myklebust
2004-04-23 16:01 ` Steve Dickson
2004-04-23 16:21 ` Trond Myklebust
2004-04-23 17:21 ` Steve Dickson
2004-04-23 17:49 ` Trond Myklebust
2004-04-23 19:14 ` Steve Dickson
[not found] ` <40892DC0.1010001@redhat.com>
2004-04-23 16:04 ` Steve Dickson
2004-05-01 16:13 ` Steve Dickson
2004-05-01 19:25 ` Trond Myklebust
2004-05-01 23:57 ` Steve Dickson
2004-05-02 0:22 ` Trond Myklebust
2004-05-02 3:19 ` Steve Dickson
2004-05-02 3:28 ` Trond Myklebust
2004-05-03 19:50 ` Steve Dickson
2004-05-03 20:15 ` Trond Myklebust
2004-05-03 20:33 ` Steve Dickson
2004-05-03 21:27 ` Trond Myklebust
2004-05-04 19:05 ` Steve Dickson
2004-05-06 17:39 ` Steve Dickson
-- strict thread matches above, loose matches on Subject: below --
2004-04-23 14:48 Lever, Charles
2004-04-23 15:00 ` Trond Myklebust
2004-04-23 16:16 ` Steve Dickson
2004-04-23 15:08 ` Olaf Kirch
2004-04-23 15:17 Lever, Charles
2004-04-23 16:16 Lever, Charles
2004-04-23 16:27 ` Steve Dickson
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