From: Andrew Morton <andrewm@uow.edu.au>
To: mzyngier@freesurf.fr
Cc: linux-kernel@vger.kernel.org, linux-irda@pasta.cs.UiT.No
Subject: Re: [IrDA+SMP] Lockup in handle_IRQ_event
Date: Thu, 04 Jan 2001 10:18:46 +1100 [thread overview]
Message-ID: <3A53B356.32353C01@uow.edu.au> (raw)
In-Reply-To: <wrpzoh89t1c.fsf@hina.wild-wind.fr.eu.org>
Marc ZYNGIER wrote:
>
> Hi all,
>
> Having just started playing with IrDA on my dual celeron (Abit "APIC
> error..." BP6), I managed to kill it every single time (NMI watchdog
> in handle_IRQ_event) while connecting to my mobile phone (in fact,
> when closing the connection to the phone. even 'cat /dev/ircomm0' will
> do...). This is perfectly repeatable.
>
Try this:
--- linux-2.4.0-prerelease/net/irda/irqueue.c Tue Nov 21 20:11:22 2000
+++ linux-akpm/net/irda/irqueue.c Thu Jan 4 10:14:10 2001
@@ -436,7 +436,7 @@
/* Release lock */
if ( hashbin->hb_type & HB_GLOBAL) {
- spin_unlock_irq( &hashbin->hb_mutex[ bin]);
+ spin_unlock_irqrestore( &hashbin->hb_mutex[ bin], flags);
} else if ( hashbin->hb_type & HB_LOCAL) {
restore_flags( flags);
-
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next prev parent reply other threads:[~2001-01-03 23:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-01-03 22:20 Marc ZYNGIER
2001-01-03 23:18 ` Andrew Morton [this message]
2001-01-04 9:58 ` Marc ZYNGIER
2001-01-04 13:22 ` Andrew Morton
2001-01-04 14:13 ` [PATCH] " Marc ZYNGIER
2001-01-04 10:51 ` [Linux-IrDA]Re: " Florian Lohoff
2001-01-04 12:04 ` Anton Blanchard
2001-01-04 12:06 ` Keith Owens
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