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Date: Fri, 28 Dec 2001 19:51:23 -0800
From: Andrew Morton <akpm@zip.com.au>
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To: timothy.covell@ashavan.org
CC: linux-kernel@vger.kernel.org, Alan Cox <alan@lxorguk.ukuu.org.uk>,
        support@redhat.com
Subject: Re: Fwd: Hard Lockup on 2.4.16 with Via ieee1394 (sbp2 mode)
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Timothy Covell wrote:
> 
> lockup
> ...
> sbp2
> ...
> SMP
> ...

--- linux-2.4.17-pre8/drivers/ieee1394/sbp2.c	Mon Dec 10 13:46:20 2001
+++ linux-akpm/drivers/ieee1394/sbp2.c	Wed Dec 12 20:50:16 2001
@@ -2773,7 +2773,9 @@ static void sbp2scsi_complete_command(st
 	/*
 	 * Tell scsi stack that we're done with this command
 	 */
+	spin_lock_irq(&io_request_lock);
 	done (SCpnt);
+	spin_unlock_irq(&io_request_lock);
 
 	return;
 }

-
-
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