linux-kernel - Re: [PATCH 1/2] gpio: davinci: don't create irq

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Date:	Mon, 16 Dec 2013 11:24:10 -0500
From:	Santosh Shilimkar <santosh.shilimkar@...com>
To:	Grygorii Strashko <grygorii.strashko@...com>
CC:	Linus Walleij <linus.walleij@...aro.org>,
	Sekhar Nori <nsekhar@...com>,
	Rob Herring <rob.herring@...xeda.com>,
	<prabhakar.csengg@...il.com>, <linux-gpio@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<davinci-linux-open-source@...ux.davincidsp.com>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/2] gpio: davinci: don't create irq_domain in case of
 unbanked irqs

On Thursday 12 December 2013 01:12 PM, Grygorii Strashko wrote:
> The system may crash if:
> - there are more then 1 bank
> - unbanked irqs are enabled
> - someone will call gpio_to_irq() for GPIO from bank2 or above
> 
> Hence, fix it by not creating irq_domain if unbanked irqs are enabled
> and correct gpio_to_irq_banked() to handle this properly.
> 
> CC: Linus Walleij <linus.walleij@...aro.org>
> CC: Sekhar Nori <nsekhar@...com>
> CC: Santosh Shilimkar <santosh.shilimkar@...com>
> 
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
> ---
Acked-by: Santosh Shilimkar <santosh.shilimkar@...com>


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