Re: [PATCH] warn about shared irqs requesting IRQF_DISABLEDregistered with setup_irq

From: Uwe Kleine-König
Date: Mon Nov 30 2009 - 04:29:20 EST


Hello Jamie,

On Sun, Nov 29, 2009 at 03:18:40PM +0000, Jamie Lokier wrote:
> According to this thread, at the moment when you have multiple
> IRQF_DISABLED|IRQF_SHARED ISRs, only the first one is run with
> interrupts disabled.
No. When you have multiple IRQF_SHARED ISRs *all* are run with irqs
disabled if the first has IRQF_DISABLED.

Best regards
Uwe

--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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