From: NeilBrown <neilb@suse.de>
To: Ian Kent <raven@themaw.net>
Cc: autofs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/6 v2] autofs4: factor should_expire() out of autofs4_expire_indirect.
Date: Tue, 15 Jul 2014 14:05:02 +1000 [thread overview]
Message-ID: <20140715140502.5e7f1da0@notabene.brown> (raw)
In-Reply-To: <1405396113.3112.17.camel@perseus.fritz.box>
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On Tue, 15 Jul 2014 11:48:33 +0800 Ian Kent <raven@themaw.net> wrote:
...
> So far I've tracked this to something that was introduced between 3.11
> and 3.12. One change that went into 3.12 was Jeff Laytons' umount
> specific path resolution for umount. I've found this is also broken on
> recent RHEL-6 kernels and that change is present in them too so the
> evidence is leaning toward that being the problem. Just how could happen
> with this change I have no clue so far, it just doesn't make sense.
Such a familiar story! I've not yet failed to find bugs like that, but
sometimes it takes a looooong time. Good luck!
>
> Anyway that's going to make testing these patches impossible until I can
> work out what the problem is and fix it.
>
> Very sorry to hold you up on this but it can't be avoided.
Thanks a lot for letting me know the situation!
While I always appreciate upstream review I've learnt not to depend on it.
I'll proceed with my customers based on my judgement and look forward to any
input you can provide whenever you are able to provide it.
Thanks,
NeilBrown
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next prev parent reply other threads:[~2014-07-15 4:05 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-09 23:41 [PATCH 0/6] autofs4: support RCU-walk NeilBrown
2014-07-09 23:41 ` [PATCH 3/6] autofs4: allow RCU-walk to walk through autofs4 NeilBrown
2014-07-16 4:44 ` Ian Kent
2014-07-16 5:51 ` NeilBrown
2014-07-16 6:56 ` Ian Kent
2014-07-17 5:00 ` Ian Kent
2014-07-17 8:04 ` NeilBrown
2014-07-17 10:17 ` Ian Kent
2014-07-29 1:51 ` NeilBrown
2014-07-29 6:37 ` Ian Kent
2014-07-09 23:41 ` [PATCH 4/6] autofs4: factor should_expire() out of autofs4_expire_indirect NeilBrown
2014-07-14 0:53 ` [PATCH 4/6 v2] " NeilBrown
2014-07-15 3:48 ` Ian Kent
2014-07-15 4:05 ` NeilBrown [this message]
2014-07-15 7:44 ` Ian Kent
2014-07-16 7:50 ` Ian Kent
2014-07-17 4:34 ` NeilBrown
2014-07-09 23:41 ` [PATCH 1/6] autofs4: remove unused autofs4_ispending() NeilBrown
2014-07-16 3:26 ` Ian Kent
2014-07-09 23:41 ` [PATCH 2/6] autofs4: remove a redundant assignment NeilBrown
2014-07-16 3:27 ` Ian Kent
2014-07-09 23:41 ` [PATCH 5/6] autofs4: avoid taking fs_lock during rcu-walk NeilBrown
2014-07-16 9:52 ` Ian Kent
2014-07-09 23:41 ` [PATCH 6/6] autofs4: don't take spinlock when not needed in autofs4_lookup_expiring NeilBrown
2014-07-16 3:42 ` Ian Kent
2014-07-16 6:10 ` NeilBrown
2014-07-10 7:43 ` [PATCH 0/6] autofs4: support RCU-walk Ian Kent
2014-07-10 7:45 ` Ian Kent
2014-07-10 8:25 ` NeilBrown
2014-07-11 2:49 ` Ian Kent
2014-07-16 3:24 ` Ian Kent
2014-07-16 6:00 ` NeilBrown
2014-07-16 7:21 ` Ian Kent
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