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From: Andrew Morton <akpm@digeo.com>
To: Zwane Mwaikambo <zwane@linuxpower.ca>
Cc: rmk@arm.linux.org.uk, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] protect 'action' in show_interrupts
Date: Fri, 7 Mar 2003 14:01:03 -0800	[thread overview]
Message-ID: <20030307140103.00221e7e.akpm@digeo.com> (raw)
In-Reply-To: <Pine.LNX.4.50.0303071124440.18716-100000@montezuma.mastecende.com>

Zwane Mwaikambo <zwane@linuxpower.ca> wrote:
>
> On Fri, 7 Mar 2003, Russell King wrote:
> 
> > We don't have a per-irq_desc spinlock on ARM - it's a global
> > irq_controller_lock.
> > 
> > Thanks.
> 
> Ok thanks for spotting that. Andrew here it is rediffed.

Thanks, Zwane.  Looks good.

I made some adjustments down in mips land - they weren't initialising the
irq_desc_t locks on startup.

That's pretty academic, but doing spin_lock_irqsave() is as good a way as any
of saying "preempt_disable()", and it keeps all the code looking the same.





  reply	other threads:[~2003-03-07 21:55 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-07  5:13 Oops: 2.5.64 check_obj_poison for 'size-64' Zwane Mwaikambo
2003-03-07  6:23 ` Andrew Morton
2003-03-07  7:22   ` Zwane Mwaikambo
2003-03-07  7:35     ` Andrew Morton
2003-03-07  7:40       ` Zwane Mwaikambo
2003-03-07  7:45       ` Miles Bader
2003-03-07  7:58         ` Andrew Morton
2003-03-07  8:10           ` Miles Bader
2003-03-07 10:05       ` [PATCH] protect 'action' in show_interrupts Zwane Mwaikambo
2003-03-07 10:28         ` Andrew Morton
2003-03-07 15:32           ` Zwane Mwaikambo
2003-03-07 15:46             ` Russell King
2003-03-07 16:25               ` Zwane Mwaikambo
2003-03-07 22:01                 ` Andrew Morton [this message]
     [not found]       ` <Pine.LNX.4.50.0303070351060.18716-100000@montezuma.mastecende.com>
     [not found]         ` <20030307010539.3c0a14a3.akpm@digeo.com>
2003-03-07  9:53           ` Oops: 2.5.64 check_obj_poison for 'size-64' Zwane Mwaikambo
2003-03-07 19:38           ` Manfred Spraul
2003-03-07 21:57             ` Zwane Mwaikambo
2003-03-08  2:11               ` Zwane Mwaikambo
2003-03-08  2:24                 ` Andrew Morton
2003-03-08  2:42                   ` Zwane Mwaikambo

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