From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: kaos@ocs.com.au (Keith Owens)
Cc: alan@lxorguk.ukuu.org.uk (Alan Cox),
prumpf@mandrakesoft.com (Philipp Rumpf),
linux-kernel@vger.kernel.org
Subject: Re: Linux 2.4.1-ac15
Date: Mon, 19 Feb 2001 16:04:07 +0000 (GMT) [thread overview]
Message-ID: <E14UsnJ-0003l9-00@the-village.bc.nu> (raw)
In-Reply-To: <30069.982583679@ocs3.ocs-net> from "Keith Owens" at Feb 19, 2001 10:54:39 PM
> >At the same time another cpu may be walking the exception table that we free.
>
> Another good reason why locking modules via use counts from external
> code is not the right fix. We definitely need a quiesce model for
> module removal.
My spinlock based fix has almost no contention and doesnt require 64 processors
grind to a halt on a big machine just to handle a module list change. Sorry
I don't think it supports your argument
next prev parent reply other threads:[~2001-02-19 16:06 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-15 23:15 Linux 2.4.1-ac15 Alan Cox
2001-02-19 9:47 ` Philipp Rumpf
2001-02-19 11:35 ` Alan Cox
2001-02-19 11:54 ` Philipp Rumpf
2001-02-19 16:03 ` Alan Cox
2001-02-19 16:21 ` Philipp Rumpf
2001-02-19 16:27 ` Alan Cox
2001-02-19 16:34 ` Philipp Rumpf
2001-02-19 16:41 ` Alan Cox
2001-02-19 16:48 ` Philipp Rumpf
2001-02-19 17:03 ` Alan Cox
2001-02-21 3:02 ` Rusty Russell
2001-02-21 12:01 ` Alan Cox
2001-02-22 2:05 ` Rusty Russell
2001-02-22 10:22 ` Alan Cox
2001-02-23 0:01 ` Philipp Rumpf
2001-02-22 2:27 ` Linus Torvalds
2001-02-22 10:29 ` Alan Cox
2001-02-23 20:40 ` Andrea Arcangeli
2001-02-23 21:09 ` Linus Torvalds
2001-02-24 4:04 ` Andrea Arcangeli
2001-02-24 4:54 ` Andrea Arcangeli
2001-02-19 11:54 ` Keith Owens
2001-02-19 12:15 ` Philipp Rumpf
2001-02-19 13:15 ` Keith Owens
2001-02-19 13:25 ` Christoph Hellwig
2001-02-19 21:32 ` Keith Owens
2001-02-19 13:36 ` Philipp Rumpf
2001-02-19 15:23 ` Manfred Spraul
2001-02-19 16:04 ` Alan Cox [this message]
2001-02-19 21:52 ` Keith Owens
2001-02-20 12:29 ` Philipp Rumpf
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