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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: IRQ #0 broken on ARM
Date: Fri, 21 Nov 2014 11:17:25 +0000	[thread overview]
Message-ID: <546F1F45.7080103@arm.com> (raw)
In-Reply-To: <20141121110135.GS4042@n2100.arm.linux.org.uk>

Hi Russell,

On 21/11/14 11:01, Russell King - ARM Linux wrote:
> On Fri, Nov 21, 2014 at 10:52:37AM +0000, Marc Zyngier wrote:
>> On Fri, Nov 21 2014 at 10:31:05 am GMT, Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> wrote:
>>> Hello,
>>>
>>> After the commit a71b092a9c68685a270ebdde7b5986ba8787e575
>>> (ARM: Convert handle_IRQ to use __handle_domain_irq) IRQ #0 is broken
>>> on ARM. It is a valid IRQ and it is quite imporant (on sa1100 it's a GPIO0).
>>
>> Well, this is a valid IRQ number if you're not using irq domains. I may
>> be a bit pedantic here, but I thing this is an important distinction.
> 
> Linus has decreed it to not be a valid IRQ number, and that's basically
> the end of the discussion.  Generic code, and drivers, will increasingly
> decide that IRQ0 is not valid, and objecting to it has, and will continue
> to elicit a response of "fix ARM".

I'm fine with that.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2014-11-21 11:17 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-21 10:31 IRQ #0 broken on ARM Dmitry Eremin-Solenikov
2014-11-21 10:34 ` Russell King - ARM Linux
2014-11-21 10:51   ` Dmitry Eremin-Solenikov
2014-11-21 10:53   ` Uwe Kleine-König
2014-11-21 10:55     ` Dmitry Eremin-Solenikov
2014-11-21 10:52 ` Marc Zyngier
2014-11-21 11:01   ` Dmitry Eremin-Solenikov
2014-11-21 11:01   ` Russell King - ARM Linux
2014-11-21 11:17     ` Marc Zyngier [this message]
2014-11-21 21:32       ` Robert Jarzmik
2014-11-21 22:20         ` Dmitry Eremin-Solenikov
2014-11-21 22:27         ` Rob Herring
2014-11-22 12:18           ` Robert Jarzmik
2014-11-22 12:40             ` Dmitry Eremin-Solenikov
2014-11-22 12:55               ` Robert Jarzmik
2014-11-21 22:31   ` Grant Likely

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