From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:57266 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750922AbcEGEtK (ORCPT ); Sat, 7 May 2016 00:49:10 -0400 Subject: Patch "ARM: cpuidle: Pass on arm_cpuidle_suspend()'s return value" has been added to the 4.4-stable tree To: james.morse@arm.com, daniel.lezcano@linaro.org, gregkh@linuxfoundation.org, lorenzo.pieralisi@arm.com, rafael.j.wysocki@intel.com Cc: , From: Date: Sat, 07 May 2016 00:48:58 -0400 Message-ID: <14625965384734@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled ARM: cpuidle: Pass on arm_cpuidle_suspend()'s return value to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm-cpuidle-pass-on-arm_cpuidle_suspend-s-return-value.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 625fe4f8ffc1b915248558481bb94249f6bd411c Mon Sep 17 00:00:00 2001 From: James Morse Date: Tue, 26 Apr 2016 12:15:01 +0100 Subject: ARM: cpuidle: Pass on arm_cpuidle_suspend()'s return value From: James Morse commit 625fe4f8ffc1b915248558481bb94249f6bd411c upstream. arm_cpuidle_suspend() may return -EOPNOTSUPP, or any value returned by the cpu_ops/cpuidle_ops suspend call. arm_enter_idle_state() doesn't update 'ret' with this value, meaning we always signal success to cpuidle_enter_state(), causing it to update the usage counters as if we succeeded. Fixes: 191de17aa3c1 ("ARM64: cpuidle: Replace cpu_suspend by the common ARM/ARM64 function") Signed-off-by: James Morse Acked-by: Lorenzo Pieralisi Acked-by: Daniel Lezcano Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/cpuidle/cpuidle-arm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/cpuidle/cpuidle-arm.c +++ b/drivers/cpuidle/cpuidle-arm.c @@ -50,7 +50,7 @@ static int arm_enter_idle_state(struct c * call the CPU ops suspend protocol with idle index as a * parameter. */ - arm_cpuidle_suspend(idx); + ret = arm_cpuidle_suspend(idx); cpu_pm_exit(); } Patches currently in stable-queue which might be from james.morse@arm.com are queue-4.4/arm-cpuidle-pass-on-arm_cpuidle_suspend-s-return-value.patch