linux-kernel - Re: [PATCH] omap_l3_smx.c: remove IRQF

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Message-ID: <54F49E17.7030004@oracle.com>
Date:	Mon, 02 Mar 2015 09:29:59 -0800
From:	santosh shilimkar <santosh.shilimkar@...cle.com>
To:	Valentin Rothberg <Valentin.Rothberg@...6.fr>, tony@...mide.com,
	ssantosh@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] omap_l3_smx.c: remove IRQF_DISABLED flag

On 3/2/2015 5:35 AM, Valentin Rothberg wrote:
> The IRQF_DISABLED flag is a NOOP and scheduled to be removed.  According
> to commit e58aa3d2d0cc ("genirq: Run irq handlers with interrupts
> disabled") running IRQ handlers with interrupts enabled can cause stack
> overflows when the interrupt line of the issuing device is still active.
>
> Signed-off-by: Valentin Rothberg <Valentin.Rothberg@...6.fr>
> ---
Acked-by: Santosh Shilimkar <ssantosh@...nel.org>

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