From: Viresh Kumar <viresh.kumar@linaro.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Saravana Kannan <skannan@codeaurora.org>,
Linux PM list <linux-pm@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: [BUG] Kernel splat when taking CPUs offline
Date: Thu, 9 Jul 2015 10:27:14 +0530 [thread overview]
Message-ID: <20150709045714.GH1805@linux> (raw)
In-Reply-To: <20150709002552.32fa492c@grimm.local.home>
On 09-07-15, 00:25, Steven Rostedt wrote:
> On Thu, 9 Jul 2015 09:34:45 +0530
> Viresh Kumar <viresh.kumar@linaro.org> wrote:
>
>
> > I think it might be related to what I chased down yesterday:
> >
> > http://marc.info/?l=linux-kernel&m=143633485824975&w=2
> >
> > @Steven: Can you please give this a try ?
> >
>
> Yes that seems to fix my issue as well.
>
> Tested-by: Steven Rostedt <rostedt@goodmis.org>
Awesome, so the problem was that cpufreq_set_policy() was failing
because of the latest bug I planted :), and that caused ->exit() but
didn't free the policy completely. (I have fixed that as well in a
separate patch).
And so you are hitting a policy which has already exited. Sorry about
that :)
--
viresh
prev parent reply other threads:[~2015-07-09 4:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-08 19:24 [BUG] Kernel splat when taking CPUs offline Steven Rostedt
2015-07-09 0:13 ` Rafael J. Wysocki
2015-07-09 3:34 ` Steven Rostedt
2015-07-09 4:04 ` Viresh Kumar
2015-07-09 4:25 ` Steven Rostedt
2015-07-09 4:57 ` Viresh Kumar [this message]
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