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Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd

From Thomas Gleixner <tglx@linutronix.de>
Newsgroups linux.kernel
Subject Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd
Date 2017-06-22 23:50 +0200
Message-ID <tVi9b-1Mr-1@gated-at.bofh.it> (permalink)
References <tUzvs-5W2-27@gated-at.bofh.it> <tUKTT-4Pr-3@gated-at.bofh.it> <tUYWR-5R0-1@gated-at.bofh.it> <tVa1Y-5aF-17@gated-at.bofh.it> <tVg7o-xW-25@gated-at.bofh.it>
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On Thu, 22 Jun 2017, Thiago Jung Bauermann wrote:
> Michael Bringmann provided this information:
> >> It's not hard to backport both this patch and commit fe5595c07400
> >> ("stop_machine: Provide stop_machine_cpuslocked()") from branch
> >> smp/hotplug in tip.git for stable.
> >
> > Yeah but it's not really my business backporting that unfortunately.
> 
> Sorry, I wasn't clear. I was offering to provide backported patches for
> the relevant stable branches.
> 
> Though that will only be necessary if we also backport the topology
> fixes as well.

So shall I pick up the fix and route it through tip smp/hotplug where the
cpu hotplug core changes reside on which that patch depends on?

Thanks,

	tglx

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Thread

[PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2017-06-21 00:10 +0200
  Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Michael Ellerman <mpe@ellerman.id.au> - 2017-06-21 12:20 +0200
    Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2017-06-22 03:20 +0200
      Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by  rtasd Thomas Gleixner <tglx@linutronix.de> - 2017-06-22 14:30 +0200
      Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Michael Ellerman <mpe@ellerman.id.au> - 2017-06-22 15:10 +0200
        Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2017-06-22 21:40 +0200
          Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by  rtasd Thomas Gleixner <tglx@linutronix.de> - 2017-06-22 23:50 +0200
            Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd Michael Ellerman <mpe@ellerman.id.au> - 2017-06-23 06:20 +0200
  [tip:smp/hotplug] powerpc: Only obtain cpu_hotplug_lock if called  by rtasd tip-bot for Thiago Jung Bauermann <tipbot@zytor.com> - 2017-06-23 09:40 +0200

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