linux-kernel - Re: [PATCH] powerpc: Only obtain cpu_hotplug

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.DEB.2.20.1706222340280.2221@nanos>
Date:   Thu, 22 Jun 2017 23:41:51 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Thiago Jung Bauermann <bauerman@...ux.vnet.ibm.com>
cc:     Michael Ellerman <mpe@...erman.id.au>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        John Allen <jallen@...ux.vnet.ibm.com>,
        Michael Bringmann <mwb@...ux.vnet.ibm.com>,
        Nathan Fontenot <nfont@...ux.vnet.ibm.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: Re: [PATCH] powerpc: Only obtain cpu_hotplug_lock if called by
 rtasd

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