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From: Alexander Gordeev <agordeev@redhat.com>
To: Tejun Heo <tj@kernel.org>
Cc: David Milburn <dmilburn@redhat.com>, linux-ide@vger.kernel.org
Subject: Re: [PATCH] libahci: ahci interrupt check for disabled port since private_data may be NULL
Date: Thu, 17 Apr 2014 14:44:36 +0200	[thread overview]
Message-ID: <20140417124436.GC2270@dhcp-26-207.brq.redhat.com> (raw)
In-Reply-To: <20140417132942.GB15326@htj.dyndns.org>

On Thu, Apr 17, 2014 at 09:29:42AM -0400, Tejun Heo wrote:
> On Thu, Apr 17, 2014 at 10:29:35AM +0200, Alexander Gordeev wrote:
> > diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
> > index e45b18e..9f1169a 100644
> > --- a/drivers/ata/ahci.c
> > +++ b/drivers/ata/ahci.c
> > @@ -1240,6 +1240,8 @@ int ahci_host_activate(struct ata_host *host, int irq, unsigned int n_msis)
> >  						       irq + i, ahci_hw_interrupt,
> >  						       ahci_thread_fn, IRQF_SHARED,
> >  						       pp->irq_desc, host->ports[i]);
> > +		else
> > +			disable_irq(irq + i);
> 
> Hmmm?  Request failed.  Why would it require an explicit disable?

	if (pp)
		rc = devm_request_threaded_irq(..., irq + i, ...)
	else
		disable_irq(irq + i);


> -- 
> tejun

-- 
Regards,
Alexander Gordeev
agordeev@redhat.com

  reply	other threads:[~2014-04-17 13:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-14 21:47 [PATCH] libahci: ahci interrupt check for disabled port since private_data may be NULL David Milburn
2014-04-15 16:33 ` Tejun Heo
2014-04-15 18:18   ` David Milburn
2014-04-15 18:20     ` Tejun Heo
2014-04-16  7:39       ` Alexander Gordeev
2014-04-16 15:19         ` Tejun Heo
2014-04-16 16:28           ` David Milburn
2014-04-16 18:51           ` Alexander Gordeev
2014-04-16 19:14             ` Tejun Heo
2014-04-17  8:29               ` Alexander Gordeev
2014-04-17 13:29                 ` Tejun Heo
2014-04-17 12:44                   ` Alexander Gordeev [this message]
2014-04-17 13:45                     ` Tejun Heo
2014-04-17 13:07                       ` Alexander Gordeev
2014-04-17 14:09                         ` Tejun Heo

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