From: Tejun Heo <tj@kernel.org>
To: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
bp@amd64.org, pavel@ucw.cz, len.brown@intel.com, mingo@elte.hu,
akpm@linux-foundation.org, suresh.b.siddha@intel.com,
lucas.demarchi@profusion.mobi, rusty@rustcorp.com.au,
rdunlap@xenotime.net, vatsa@linux.vnet.ibm.com,
ashok.raj@intel.com, tigran@aivazian.fsnet.co.uk,
tglx@linutronix.de, hpa@zytor.com, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org
Subject: Re: [PATCH v2 2/3] Mutually exclude cpu online and suspend/hibernate
Date: Thu, 13 Oct 2011 09:06:02 -0700 [thread overview]
Message-ID: <20111013160602.GJ6281@google.com> (raw)
In-Reply-To: <4E9706D8.5040105@linux.vnet.ibm.com>
Hello,
On Thu, Oct 13, 2011 at 09:12:16PM +0530, Srivatsa S. Bhat wrote:
> Given that the microcode update hotplug optimization is going upstream,
> (https://lkml.org/lkml/2011/10/13/258), we know that whether we want to call
> it a bugfix or optimization, either way it *is* going to fix this bug.
> And this current patchset's mutual exclusion approach was also aimed at fixing
> the same bug since at the time it was written, discussion was still going on
> about which solution would be better.
I hate to sound like a broken recorder but the above patch isn't
strictly correct for hot-swap cases, right? Let's please add
revalidation before pushing that upstream. Rafael, did you already
take that patch?
Thanks.
--
tejun
next prev parent reply other threads:[~2011-10-13 16:06 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-10 12:31 [PATCH v2 0/3] Freezer, CPU hotplug, x86 Microcode: Fix task freezing failures Srivatsa S. Bhat
2011-10-10 12:32 ` [PATCH v2 1/3] Introduce helper functions Srivatsa S. Bhat
2011-10-10 12:33 ` [PATCH v2 2/3] Mutually exclude cpu online and suspend/hibernate Srivatsa S. Bhat
2011-10-10 12:45 ` Srivatsa S. Bhat
2011-10-10 14:26 ` Peter Zijlstra
2011-10-10 15:16 ` Srivatsa S. Bhat
2011-10-11 20:32 ` Srivatsa S. Bhat
2011-10-11 21:56 ` Rafael J. Wysocki
2011-10-12 3:57 ` Srivatsa S. Bhat
2011-10-12 19:31 ` Rafael J. Wysocki
2011-10-12 21:25 ` Srivatsa S. Bhat
2011-10-12 22:09 ` Rafael J. Wysocki
2011-10-13 15:42 ` Srivatsa S. Bhat
2011-10-13 16:06 ` Tejun Heo [this message]
2011-10-13 17:01 ` Borislav Petkov
2011-10-13 17:29 ` Srivatsa S. Bhat
2011-10-19 17:29 ` Srivatsa S. Bhat
2011-10-13 18:03 ` Alan Stern
2011-10-13 19:07 ` Rafael J. Wysocki
2011-10-13 19:08 ` Rafael J. Wysocki
2011-10-10 15:25 ` Alan Stern
2011-10-10 17:00 ` Tejun Heo
2011-10-11 9:18 ` Peter Zijlstra
2011-10-11 9:37 ` Srivatsa S. Bhat
2011-10-10 12:33 ` [PATCH v2 3/3] Update documentation Srivatsa S. Bhat
2011-10-10 15:23 ` [PATCH v2 0/3] Freezer, CPU hotplug, x86 Microcode: Fix task freezing failures Alan Stern
2011-10-10 15:32 ` Srivatsa S. Bhat
2011-10-10 16:53 ` Borislav Petkov
2011-10-10 17:14 ` Pavel Machek
2011-10-10 17:30 ` Srivatsa S. Bhat
2011-10-10 17:53 ` Borislav Petkov
2011-10-10 18:08 ` tj
2011-10-10 18:34 ` Borislav Petkov
2011-10-10 18:45 ` Srivatsa S. Bhat
2011-10-10 18:53 ` tj
2011-10-10 19:00 ` Srivatsa S. Bhat
2011-10-10 20:35 ` Borislav Petkov
[not found] ` <20111010202913.GA30798@aftab>
2011-10-10 21:13 ` tj
2011-10-11 9:17 ` Peter Zijlstra
2011-10-10 16:57 ` Tejun Heo
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