From: Pavel Machek <pavel@ucw.cz>
To: Woody Suwalski <terraluna977@gmail.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: kernel list <linux-kernel@vger.kernel.org>,
tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com
Subject: Re: 4.10-rc1: thinkpad x60: who ate my cpu?
Date: Sat, 14 Jan 2017 12:30:54 +0100 [thread overview]
Message-ID: <20170114113054.GA22012@amd> (raw)
In-Reply-To: <41553b16-c527-d99b-b56b-31d6a08a7e8a@gmail.com>
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Hi!
On Thu 2017-01-12 20:19:31, Woody Suwalski wrote:
> Pavel Machek wrote:
> >Hi!
> >
> >>I used to have two cpus, and Thinkpad X60 should have two cores, but I
> >>only see one on 4.10-rc1. This machine went through many
> >>suspend/resume cycles. When backups finish, I'll try -rc2.
> >Whoever did it, he seems to have returned the cpu in -rc3. All seems
> >to be good now.
> Actually since you have mentioned - I have checked my x60 - same problem -
> only one CPU. However I was running 4.8.13 with uptime 33 days, multiple
> sleep/wake-ups.
> Installed a current EOL 4.8.17 and rebooted - I see 2 CPUs. So the issue is
> older then 4.10 kernel, and I suspect it is the CPU hotplug / wakeup
> related...
Hmm. So I seen two cores in -rc3 after boot. But it is quite well
possible that -rc1 was ok just after boot, too, and problem happened
sometime later (probably during suspend/resume cycles). Let me go back
to -rc1 to check.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2017-01-14 11:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-08 22:17 4.10-rc1: thinkpad x60: who ate my cpu? Pavel Machek
2017-01-09 9:30 ` Pavel Machek
2017-01-13 1:19 ` Woody Suwalski
2017-01-14 11:30 ` Pavel Machek [this message]
2017-01-15 9:56 ` Pavel Machek
2017-02-11 23:48 ` Woody Suwalski
2017-02-12 15:43 ` Woody Suwalski
2017-02-12 19:57 ` Pavel Machek
2017-02-13 1:35 ` Woody Suwalski
2017-02-13 8:02 ` Pavel Machek
2017-02-13 8:48 ` Thomas Gleixner
2017-02-13 9:42 ` Pavel Machek
2017-02-13 10:18 ` lkml
2017-02-13 11:25 ` Thomas Gleixner
2017-02-13 11:39 ` lkml
2017-02-13 11:40 ` lkml
2017-02-13 11:53 ` Pavel Machek
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