linux-kernel - Re: cmd64x: irq 14: nobody cared

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Message-Id: <20090623.034316.149816033.davem@davemloft.net>
Date:	Tue, 23 Jun 2009 03:43:16 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	elendil@...net.nl
Cc:	bzolnier@...il.com, sparclinux@...r.kernel.org,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: cmd64x: irq 14: nobody cared - system is dreadfully slow

From: Frans Pop <elendil@...net.nl>
Date: Mon, 22 Jun 2009 16:04:15 +0200

> On Monday 22 June 2009, you wrote:
>> From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
>> Subject: [PATCH] ide: fix handling of unexpected IRQs vs request_irq()
>>
>> Add ide_host_enable_irqs() helper and use it in ide_host_register()
>> before registering ports.  Then remove no longer needed IRQ unmasking
>> from in init_irq().
>>
>> This should fix the problem with "screaming" shared IRQ on the first
>> port (after request_irq() call while we have the unexpected IRQ pending
>> on the second port) which was uncovered by my rework of the serialized
>> interfaces support.
> 
> Thanks Bart. This does solve the "nobody cared" problem.
> Tested-by: Frans Pop <elendil@...net.nl>

I've applied this patch to my tree, thanks everyone!
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