From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Alexander Viro <viro@math.psu.edu>
Cc: Linus Torvalds <torvalds@transmeta.com>,
Linux Kernel <linux-kernel@vger.kernel.org>,
autofs@linux.kernel.org
Subject: Re: Fix for SMP deadlock in autofs4
Date: Sat, 21 Apr 2001 00:04:40 -0700 [thread overview]
Message-ID: <20010421000439.B14074@goop.org> (raw)
In-Reply-To: <Pine.LNX.4.31.0104202253010.15553-100000@penguin.transmeta.com> <Pine.GSO.4.21.0104210217000.23618-100000@weyl.math.psu.edu>
In-Reply-To: <Pine.GSO.4.21.0104210217000.23618-100000@weyl.math.psu.edu>; from viro@math.psu.edu on Sat, Apr 21, 2001 at 02:21:38AM -0400
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On Sat, Apr 21, 2001 at 02:21:38AM -0400, Alexander Viro wrote:
> Looks sane for me. However, I would add check for dentry being hashed and
> would skip the unhashed ones. Otherwise you can get a directory that
> had been removed but is still busy - doesn't look like a right thing to
> do. Jeremy?
It wouldn't hurt. It can't happen in practice since unlink/rmdir happen
in very controlled ways (only the automount daemon is allowed to perform
those ops, so it will keep them in sync).
J
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next prev parent reply other threads:[~2001-04-21 7:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-20 8:49 Fix for SMP deadlock in autofs4 Jeremy Fitzhardinge
2001-04-20 9:00 ` Alexander Viro
2001-04-20 9:11 ` Jeremy Fitzhardinge
2001-04-20 19:01 ` Linus Torvalds
2001-04-20 19:53 ` Alexander Viro
2001-04-21 1:46 ` Jeremy Fitzhardinge
2001-04-21 5:59 ` Linus Torvalds
2001-04-21 6:21 ` Alexander Viro
2001-04-21 7:04 ` Jeremy Fitzhardinge [this message]
2001-04-21 7:02 ` Jeremy Fitzhardinge
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