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Message-ID: <1377873212.10300.877.camel@misato.fc.hp.com>
Date: Fri, 30 Aug 2013 08:33:32 -0600
From: Toshi Kani <toshi.kani@...com>
To: Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>
Cc: rjw@...k.pl, mingo@...hat.com, hpa@...ux.intel.com,
tglx@...utronix.de, gregkh@...uxfoundation.org,
benh@...nel.crashing.org, linux-acpi@...r.kernel.org,
x86@...nel.org, linuxppc-dev@...ts.ozlabs.org,
linux-kernel@...r.kernel.org, nfont@...ux.vnet.ibm.com,
fenghua.yu@...el.com, bp@...e.de, srivatsa.bhat@...ux.vnet.ibm.com
Subject: Re: [PATCH v2 0/4] Unify CPU hotplug lock interface
On Fri, 2013-08-30 at 11:44 +0900, Yasuaki Ishimatsu wrote:
> (2013/08/30 9:22), Toshi Kani wrote:
> > lock_device_hotplug() was recently introduced to serialize CPU & Memory
> > online/offline and hotplug operations, along with sysfs online interface
> > restructure (commit 4f3549d7). With this new locking scheme,
> > cpu_hotplug_driver_lock() is redundant and is no longer necessary.
> >
> > This patchset makes sure that lock_device_hotplug() covers all CPU online/
> > offline interfaces, and then removes cpu_hotplug_driver_lock().
> >
> > v2:
> > - Rebased to the pm tree, bleeding-edge.
> > - Changed patch 2/4 to use lock_device_hotplug_sysfs().
> >
> > ---
> > Toshi Kani (4):
> > hotplug, x86: Fix online state in cpu0 debug interface
> > hotplug, x86: Add hotplug lock to missing places
> > hotplug, x86: Disable ARCH_CPU_PROBE_RELEASE on x86
> > hotplug, powerpc, x86: Remove cpu_hotplug_driver_lock()
> >
> > ---
> The patch-set looks good to me.
>
> Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>
Thanks Yasuaki!
-Toshi
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