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Re: [PATCH] loongson-3/hpet.c: remove IRQF_DISABLED flag

To: Valentin Rothberg <Valentin.Rothberg@lip6.fr>, ralf@linux-mips.org, taohl@lemote.com, chenhc@lemote.com, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] loongson-3/hpet.c: remove IRQF_DISABLED flag
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Date: Fri, 27 Feb 2015 15:47:09 +0300
In-reply-to: <1425039262-20003-1-git-send-email-Valentin.Rothberg@lip6.fr>
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Hello.

On 2/27/2015 3:14 PM, Valentin Rothberg wrote:

The IRQF_DISABLED is a NOOP and scheduled to be removed.  According to Ingo
Molnar (e58aa3d2d0cc01ad8d6f7f640a0670433f794922) running IRQ handlers with

   Please also specify that commit's summary line in parens, like this:

According to commit e58aa3d2d0cc01ad8d6f7f640a0670433f794922 (genirq: Run irq handlers with interrupts disabled)...

interrupts enabled can cause stack overflows when the interrupt line of the
issuing device is still active.

Signed-off-by: Valentin Rothberg <Valentin.Rothberg@lip6.fr>

[...]

WBR, Sergei


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