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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: Where is the interrupt going?
Date: Fri, 23 Nov 2007 02:58:55 +0100
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Cc: niessner@jpl.nasa.gov, Kyle McMartin <kyle@mcmartin.ca>,
       linux-kernel@vger.kernel.org
References: <1195693710.5544.240.camel@morte.jpl.nasa.gov> <20071122164853.cfdplzj5o744sw40@webmail.jpl.nasa.gov> <20071123012525.126010d5@the-village.bc.nu>
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On Friday 23 November 2007, Alan Cox wrote:
> On Thu, 22 Nov 2007 16:48:53 -0800
> niessner@jpl.nasa.gov wrote:
> 
> > 
> > I tried the hammer and the problem persists.
> 
> See my earlier email - your driver registers the irq with IRQF_DISABLED
> then never enables it.

As already explained by Kyle IRQF_DISABLED shouldn't matter here.

[ Nowadays IRQF_DISABLED only tells kernel/irq/handle.c::handle_IRQ_event()
  to not enable local interrupts before calling your IRQ handler.

  I've recently removed IRQF_DISABLED from IDE after noticing this. ]

Bart
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