linux-kernel - Re: [RFC][PATCH 1/2] PM: Print pending wakeup IRQ preventing suspend to dmesg

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Message-ID: <20140819085933.GA7862@amd>
Date:	Tue, 19 Aug 2014 10:59:33 +0200
From:	Pavel Machek <pavel@....cz>
To:	Amit Pundir <amit.pundir@...aro.org>
Cc:	linux-kernel@...r.kernel.org, Todd Poynor <toddpoynor@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Len Brown <len.brown@...el.com>, linux-pm@...r.kernel.org,
	Android Kernel Team <kernel-team@...roid.com>,
	John Stultz <john.stultz@...aro.org>,
	Sumit Semwal <sumit.semwal@...aro.org>
Subject: Re: [RFC][PATCH 1/2] PM: Print pending wakeup IRQ preventing suspend
 to dmesg

On Fri 2014-08-01 22:00:48, Amit Pundir wrote:
> From: Todd Poynor <toddpoynor@...gle.com>
> 
> Currently when a pending wakeup irq stops suspend, it can be difficult
> to determine why suspend was prevented and which IRQ was actually
> responsible.
> 
> In order to help debug these situations, this patch prints the IRQ
> number and action name of that pending wakeup irq which prevents suspend.
> This patch comes from the Android patch set, where its been used to debug
> suspend problems.
> 

Acked-by: Pavel Machek <pavel@....cz>

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