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Date: Sun, 08 Dec 2013 01:34:36 +0100 From: "Rafael J. Wysocki" <rjw@...ysocki.net> To: Paul Bolle <pebolle@...cali.nl> Cc: Bjørn Mork <bjorn@...k.no>, Viresh Kumar <viresh.kumar@...aro.org>, Lists linaro-kernel <linaro-kernel@...ts.linaro.org>, Patch Tracking <patches@...aro.org>, "cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>, "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Nishanth Menon <nm@...com>, Stephen Warren <swarren@...dotorg.org>, Kgene Kim <kgene.kim@...sung.com>, linux-samsung-soc <linux-samsung-soc@...r.kernel.org>, linux-tegra@...r.kernel.org, jinchoi@...adcom.com, Lan Tianyu <tianyu.lan@...el.com>, Sebastian Capella <sebastian.capella@...aro.org>, Jonghwan Choi <jhbird.choi@...sung.com> Subject: Re: [PATCH V4] cpufreq: suspend governors on system suspend/hibernate On Saturday, December 07, 2013 04:24:09 PM Paul Bolle wrote: > On Sat, 2013-12-07 at 12:01 +0100, Bjørn Mork wrote: > > Sorry to be making noise here again, but I was eager to verify that the > > fixes in v3.13-rc3 were OK on my system. Unfortunately it seems this > > patch completely broke suspend for me. Hibernete ended up with a blank > > console and no visible activity, without ever writing any image to disk. > > > > There really weren't that many suspects between v3.13-rc2 and v3.13-rc3, > > so I went directly to reverting 5a87182aa21d ("cpufreq: suspend > > governors on system suspend/hibernate") which fixed the problem. I > > didn't bother debugging it further from there. I don't think there is > > anything magic about my system which should make this problem specific > > to it. > > > > I am still using the acpi-cpufreq driver on an old x86_64 laptop if that > > matters. > > On an x86 (32 bits) laptop hibernate also broke in v3.13-rc3. On that > machine hibernation itself worked, or at least seemed to work, but the > machine would basically stop after thawing (directly after loading the > hibernation image). > > And reverting commit 5a87182aa21d ("cpufreq: suspend governors on system > suspend/hibernate"), on top of v3.13-rc3, also lead to a successful > hibernation/thaw cycle. OK, reverted. I'll send a pull request with that revert shortly. Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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