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Groups > linux.kernel > #1431171

Re: [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for disable/enable nonboot cpus

From Pavel Machek <pavel@ucw.cz>
Newsgroups linux.kernel
Subject Re: [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for disable/enable nonboot cpus
Date 2016-06-25 19:00 +0200
Message-ID <rNZ62-7RB-39@gated-at.bofh.it> (permalink)
References <rNYtj-7Eq-3@gated-at.bofh.it> <rNYtj-7Eq-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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.


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Thread

[PATCH 0/4][RFC v2] x86, hotplug: Use hlt instead of mwait when resuming from hibernation Chen Yu <yu.c.chen@intel.com> - 2016-06-25 18:20 +0200
  [PATCH 3/4][RFC v2] PM / hibernate: introduce a flag to indicate resuming from hibernation Chen Yu <yu.c.chen@intel.com> - 2016-06-25 18:20 +0200
    Re: [PATCH 3/4][RFC v2] PM / hibernate: introduce a flag to indicate  resuming from hibernation Pavel Machek <pavel@ucw.cz> - 2016-06-25 19:00 +0200
      RE: [PATCH 3/4][RFC v2] PM / hibernate: introduce a flag to  indicate resuming from hibernation "Chen, Yu C" <yu.c.chen@intel.com> - 2016-06-26 03:40 +0200
  [PATCH 1/4][RFC v2] PM / sleep: Avoid accessing frozen_cpus if it is NULL Chen Yu <yu.c.chen@intel.com> - 2016-06-25 18:20 +0200
    Re: [PATCH 1/4][RFC v2] PM / sleep: Avoid accessing frozen_cpus if  it is NULL Pavel Machek <pavel@ucw.cz> - 2016-06-25 19:00 +0200
      RE: [PATCH 1/4][RFC v2] PM / sleep: Avoid accessing frozen_cpus if  it is NULL "Chen, Yu C" <yu.c.chen@intel.com> - 2016-06-26 03:20 +0200
      RE: [PATCH 1/4][RFC v2] PM / sleep: Avoid accessing frozen_cpus if  it is NULL "Chen, Yu C" <yu.c.chen@intel.com> - 2016-06-26 06:30 +0200
  [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for disable/enable nonboot cpus Chen Yu <yu.c.chen@intel.com> - 2016-06-25 18:20 +0200
    Re: [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook for  disable/enable nonboot cpus Pavel Machek <pavel@ucw.cz> - 2016-06-25 19:00 +0200
      RE: [PATCH 2/4][RFC v2] PM / sleep: Introduce arch-specific hook  for disable/enable nonboot cpus "Chen, Yu C" <yu.c.chen@intel.com> - 2016-06-26 03:20 +0200

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