From: Pavel Machek <pavel@ucw.cz>
To: Chen Yu <yu.c.chen@intel.com>
Cc: linux-pm@vger.kernel.org, x86@kernel.org,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
"H. Peter Anvin" <hpa@zytor.com>, Borislav Petkov <bp@suse.de>,
Brian Gerst <brgerst@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>,
Varun Koyyalagunta <cpudebug@centtech.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for disable/enable nonboot cpus
Date: Sat, 25 Jun 2016 18:51:59 +0200 [thread overview]
Message-ID: <20160625165159.GB4362@amd> (raw)
In-Reply-To: <fb78859e5c1ea061ce4e35e200821ed170e6658d.1466844557.git.yu.c.chen@intel.com>
On Sun 2016-06-26 00:18:41, Chen Yu wrote:
> There is requirement that we need to do some arch-specific
> operations before putting the nonboot CPUs offline/online.
> One of the requirements comes from the hibernation resume
> process on x86_64, we need to kick all the offlin-CPUs
> online and offline again, in order to put them in a safe
> state, thus to avoid possible unwilling wake up during
> hibernation resume.
You may want to check english here.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2016-06-25 16:52 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-25 16:18 [PATCH 0/4][RFC v2] x86, hotplug: Use hlt instead of mwait when resuming from hibernation Chen Yu
2016-06-25 16:18 ` [PATCH 1/4][RFC v2] PM / sleep: Avoid accessing frozen_cpus if it is NULL Chen Yu
2016-06-25 16:51 ` Pavel Machek
2016-06-26 1:16 ` Chen, Yu C
2016-06-26 4:25 ` Chen, Yu C
2016-06-25 16:18 ` [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for disable/enable nonboot cpus Chen Yu
2016-06-25 16:51 ` Pavel Machek [this message]
2016-06-26 1:19 ` Chen, Yu C
2016-10-07 19:31 ` Andy Lutomirski
2016-10-08 16:58 ` Chen Yu
2016-10-11 15:42 ` Pavel Machek
2016-06-25 16:18 ` [PATCH 3/4][RFC v2] PM / hibernate: introduce a flag to indicate resuming from hibernation Chen Yu
2016-06-25 16:53 ` Pavel Machek
2016-06-26 1:34 ` Chen, Yu C
2016-06-25 16:19 ` [PATCH 4/4] x86, hotplug: Use hlt instead of mwait when " Chen Yu
2016-10-07 19:47 ` Andy Lutomirski
2016-10-08 10:31 ` Rafael J. Wysocki
2016-10-16 16:50 ` Andy Lutomirski
2016-10-18 0:30 ` Rafael J. Wysocki
2016-10-18 1:21 ` Andy Lutomirski
2016-10-08 16:54 ` Chen Yu
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