linux-kernel - Re: 3.15-rc: regression in suspend

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Message-ID: <alpine.LNX.2.00.1406091302560.20782@pobox.suse.cz>
Date:	Mon, 9 Jun 2014 13:03:31 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Pavel Machek <pavel@....cz>
cc:	Daniel Vetter <daniel.vetter@...ll.ch>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Linux-pm mailing list <linux-pm@...ts.osdl.org>,
	kernel list <linux-kernel@...r.kernel.org>,
	Chris Wilson <chris@...is-wilson.co.uk>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>
Subject: Re: 3.15-rc: regression in suspend

On Mon, 9 Jun 2014, Pavel Machek wrote:

> > > Strange. It seems 3.15 with the patch reverted only boots in 30% or so
> > > cases... And I've seen resume failure, too, so maybe I was just lucky
> > > that it worked for a while.
> > 
> > git bisect really likes 25f397a429dfa43f22c278d0119a60 - you're about
> > the 5th report or so that claims this is the culprit but it's
> > something else. The above code is definitely not used in i915 so bogus
> > bisect result.
> 
> Note I did not do the bisect, I only attempted revert and test.
> 
> And did three boots of successful s2ram.. only to find out that it
> does not really fix s2ram, I was just lucky :-(.
> 
> Unfortunately, this means my s2ram problem will be tricky/impossible
> to bisect :-(.

Welcome to the situation I have been in for past several months.

-- 
Jiri Kosina
SUSE Labs
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