Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756525Ab3H3OhN (ORCPT ); Fri, 30 Aug 2013 10:37:13 -0400 Received: from g1t0026.austin.hp.com ([15.216.28.33]:29531 "EHLO g1t0026.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755444Ab3H3OhL (ORCPT ); Fri, 30 Aug 2013 10:37:11 -0400 Message-ID: <1377873338.10300.878.camel@misato.fc.hp.com> Subject: Re: [PATCH v2 0/4] Unify CPU hotplug lock interface From: Toshi Kani To: "Rafael J. Wysocki" Cc: Yasuaki Ishimatsu , mingo@redhat.com, hpa@linux.intel.com, tglx@linutronix.de, gregkh@linuxfoundation.org, benh@kernel.crashing.org, linux-acpi@vger.kernel.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, nfont@linux.vnet.ibm.com, fenghua.yu@intel.com, bp@suse.de, srivatsa.bhat@linux.vnet.ibm.com Date: Fri, 30 Aug 2013 08:35:38 -0600 In-Reply-To: <4448049.EdPFQ3JMc0@vostro.rjw.lan> References: <1377822129-4143-1-git-send-email-toshi.kani@hp.com> <522006F6.2060206@jp.fujitsu.com> <4448049.EdPFQ3JMc0@vostro.rjw.lan> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.6.4 (3.6.4-3.fc18) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1538 Lines: 38 On Fri, 2013-08-30 at 14:14 +0200, Rafael J. Wysocki wrote: > On Friday, August 30, 2013 11:44:06 AM 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 > > Thanks! I'll tentatively queue up this series for 3.12 (for the second > half of the merge window). Thanks Rafael! -Toshi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/