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From: Thomas Gleixner <tglx@linutronix.de>
To: Ning Jiang <ning.n.jiang@gmail.com>
Cc: rjw@sisk.pl, linux-kernel@vger.kernel.org
Subject: Re: Add IRQS_PENDING for nested and simple irq handler as well
Date: Mon, 21 May 2012 23:12:09 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.02.1205212308590.3231@ionos> (raw)
In-Reply-To: <CAH3Oq6T-OVj_=kVBdDXxize5v5hovp8FQSDhxCHvF_kcX4QPuA@mail.gmail.com>

On Tue, 22 May 2012, Ning Jiang wrote:

> >From eb72d4c573b482f85b227558deca297d8a8de1df Mon Sep 17 00:00:00 2001
> From: Ning Jiang <ning.n.jiang@gmail.com>
> Date: Tue, 22 May 2012 00:19:20 +0800
> Subject: [PATCH] genirq: Add IRQS_PENDING for nested and simple irq
> handler as well
> 
> Usually nested and simple irq act as second level in interrupt
> distribution tree, in suspend, we need to keep first level irq
> functional by irq flag IRQF_NO_SUSPEND and check the 'pending'
> state in the second level.
> 
> More information can be found in the log of commit:

Please provide a proper explanation why you think that handling the
flag for those interrupts is important as well, rather than refering
to an explanation of something different.
 
Thanks,

	tglx

  reply	other threads:[~2012-05-21 21:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-21 16:48 Ning Jiang
2012-05-21 21:12 ` Thomas Gleixner [this message]
2012-05-22  6:00   ` Ning Jiang
2012-05-22  8:49     ` Thomas Gleixner
2012-05-22 11:14       ` Ning Jiang
2012-05-23 16:02         ` Ning Jiang
2012-05-23 19:04           ` Thomas Gleixner
2012-05-24  7:29             ` Ning Jiang
2012-05-24 20:52         ` [tip:irq/core] genirq: Add IRQS_PENDING for nested and simple irq tip-bot for Ning Jiang

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