From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH v4 1/3] PM / Hibernate: Allow arch code to influence CPUs disabled during hibernate Date: Tue, 05 Jul 2016 14:28:50 +0200 Message-ID: <2602641.slsnqsKrbn@vostro.rjw.lan> References: <1467643950-11034-1-git-send-email-james.morse@arm.com> <1467643950-11034-2-git-send-email-james.morse@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from cloudserver094114.home.net.pl ([79.96.170.134]:56220 "HELO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754833AbcGEMYQ (ORCPT ); Tue, 5 Jul 2016 08:24:16 -0400 In-Reply-To: <1467643950-11034-2-git-send-email-james.morse@arm.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: James Morse Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Will Deacon , Catalin Marinas , Pavel Machek , Lorenzo Pieralisi , Mark Rutland , Chen Yu C On Monday, July 04, 2016 03:52:28 PM James Morse wrote: > Architecture code may need to do extra work when secondary CPUs are > disabled during hibernate and resume. This may include pushing sleeping > CPUs into a deeper power-saving state, or influencing which CPU resume > occurs on. > > Define a macro arch_hibernation_disable_cpus(), which defaults to > calling disable_nonboot_cpus() if undefined. Architectures that > need to do extra work around these calls can use this to influence > the CPU down calls. > The macros should be defined in asm/suspend.h, and > ARCH_HIBERNATION_CPU_HOOKS should be added to Kconfig. > > Signed-off-by: James Morse > Cc: Rafael J. Wysocki > Cc: Pavel Machek I'm going to apply this one later today. If you want me to apply the other two as well, they need to be ACKed by the ARM64 maintainers. Thanks, Rafael