linux-kernel - Re: try_to_freeze() called with IRQs disabled on ARM

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Message-ID: <20110830211018.GB17887@n2100.arm.linux.org.uk>
Date:	Tue, 30 Aug 2011 22:10:18 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Tejun Heo <tj@...nel.org>, Arnd Bergmann <arnd@...db.de>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: try_to_freeze() called with IRQs disabled on ARM

On Tue, Aug 30, 2011 at 09:58:03PM +0100, Mark Brown wrote:
> On Thu, Aug 25, 2011 at 03:55:58PM +0100, Russell King - ARM Linux wrote:
> 
> > Here's the patch.  As the kernel I've run this against doesn't have the
> > change to try_to_freeze(), I added a might_sleep() in do_signal() during
> > my testing to verify that it fixes Mark's problem (which it does.)
> 
> > Mark, can you test this to make sure it fixes your problem please?
> 
> Yes, it resolves the problem for me - thanks!
> 
> Tested-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
> 
> Sorry about the delay, was away for the bank holiday weekend.

That's good, thanks.

Just waiting for Ulrich Weigand to verify that his gdb test-case doesn't
break with this patch.
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