From: Rusty Russell <rusty@rustcorp.com.au>
To: "David S. Miller" <davem@redhat.com>
Cc: linux-kernel@vger.kernel.org, rusty@rustcorp.com.au,
torvalds@transmeta.com
Subject: Re: calling schedule() from interupt context
Date: Mon, 25 Nov 2002 08:42:15 +1100 [thread overview]
Message-ID: <20021124223234.7C5EB2C111@lists.samba.org> (raw)
In-Reply-To: Your message of "Fri, 22 Nov 2002 01:09:34 -0800." <20021122.010934.126934922.davem@redhat.com>
In message <20021122.010934.126934922.davem@redhat.com> you write:
> From: "dan carpenter" <error27@email.com>
> Date: Fri, 22 Nov 2002 03:54:41 -0500
>
> module_put ==> put_cpu ==> preempt_schedule ==> schedule
>
> Oh we can't kill module references from interrupts?
Err, no, that would be insane. get_cpu() & put_cpu() should work
perfectly fine inside interrupts, no?
> Egads... that makes lots of the networking stuff
> nearly impossible as SKB's hold references to modules
> and thus skb freeing can thus put modules.
Relax: modular networking was one of my aims 8)
Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
next prev parent reply other threads:[~2002-11-24 22:25 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-22 8:54 calling schedule() from interupt context dan carpenter
2002-11-22 9:09 ` David S. Miller
2002-11-22 9:16 ` Robert Love
2002-11-24 21:42 ` Rusty Russell [this message]
2002-11-24 22:41 ` Robert Love
2002-11-22 9:14 ` Robert Love
-- strict thread matches above, loose matches on Subject: below --
2002-11-22 16:04 dan carpenter
2002-11-22 16:11 ` Robert Love
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