From: ebiederm@xmission.com (Eric W. Biederman)
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andrea Arcangeli <andrea@suse.de>,
linux-kernel@vger.kernel.org, jack@suse.cz,
Ingo Molnar <mingo@elte.hu>,
Alexey Dobriyan <adobriyan@gmail.com>
Subject: Re: /proc dcache deadlock in do_exit
Date: Tue, 27 Nov 2007 19:09:58 -0700 [thread overview]
Message-ID: <m1ejebglxl.fsf@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <20071127143852.601509ac.akpm@linux-foundation.org> (Andrew Morton's message of "Tue, 27 Nov 2007 14:38:52 -0800")
Nacked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Andrew Morton <akpm@linux-foundation.org> writes:
> I don't see why the schedule() will not return? Because the task has
> PF_EXITING set? Doesn't TASK_DEAD do that?
This appears to be a work around for an old bug only present in sles9.
It looks like it has been safe to schedule in release task for years
in mainline, and that is simply much more robust.
Eric
prev parent reply other threads:[~2007-11-28 2:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-27 13:20 Andrea Arcangeli
2007-11-27 22:38 ` Andrew Morton
2007-11-28 1:21 ` Andrea Arcangeli
2007-11-28 1:45 ` Andrea Arcangeli
2007-11-28 2:07 ` Eric W. Biederman
2007-11-28 1:53 ` Eric W. Biederman
2007-11-28 1:43 ` Eric W. Biederman
2007-11-28 16:30 ` Oleg Nesterov
2007-11-28 2:09 ` Eric W. Biederman [this message]
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