From: Robert Love <rml@tech9.net>
To: "David S. Miller" <davem@redhat.com>
Cc: error27@email.com, linux-kernel@vger.kernel.org,
rusty@rustcorp.com.au, torvalds@transmeta.com
Subject: Re: calling schedule() from interupt context
Date: 22 Nov 2002 04:16:04 -0500 [thread overview]
Message-ID: <1037956564.1504.3896.camel@phantasy> (raw)
In-Reply-To: <20021122.010934.126934922.davem@redhat.com>
On Fri, 2002-11-22 at 04:09, David S. Miller wrote:
> 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?
No, I think you can. Or at least the put_cpu() will not hurt you.
Inside the interrupt handlers, the preemption count is bumped so
preempt_schedule() will never call schedule().
Robert Love
next prev parent reply other threads:[~2002-11-22 9:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-22 8:54 dan carpenter
2002-11-22 9:09 ` David S. Miller
2002-11-22 9:16 ` Robert Love [this message]
2002-11-24 21:42 ` Rusty Russell
2002-11-24 22:41 ` Robert Love
2002-11-22 9:14 ` Robert Love
2002-11-22 16:04 dan carpenter
2002-11-22 16:11 ` Robert Love
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