From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752789AbeBFSEs convert rfc822-to-8bit (ORCPT ); Tue, 6 Feb 2018 13:04:48 -0500 Received: from cloudserver094114.home.pl ([79.96.170.134]:47560 "EHLO cloudserver094114.home.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752481AbeBFSEl (ORCPT ); Tue, 6 Feb 2018 13:04:41 -0500 From: "Rafael J. Wysocki" To: Linux PM Cc: Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= , Linux Kernel Mailing List , "Rafael J . Wysocki" , x86 , Jiri Koshina , LKML Subject: [PATCH] x86: PM: Make APM idle driver initialize polling state Date: Tue, 06 Feb 2018 19:02:58 +0100 Message-ID: <1862424.1bTBpgPzTf@aspire.rjw.lan> In-Reply-To: <20180206163134.GO5453@intel.com> References: <20180122162747.19103-1-ville.syrjala@linux.intel.com> <36158666.hf5grRdGNf@aspire.rjw.lan> <20180206163134.GO5453@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rafael J. Wysocki Update the APM driver overlooked by commit 1b39e3f813b4 (cpuidle: Make drivers initialize polling state) to initialize the polling state like the other cpuidle drivers modified by that commit to prevent cpuidle from crashing. Fixes: 1b39e3f813b4 (cpuidle: Make drivers initialize polling state) Reported-by: Ville Syrjälä Tested-by: Ville Syrjälä Signed-off-by: Rafael J. Wysocki --- arch/x86/kernel/apm_32.c | 1 + 1 file changed, 1 insertion(+) Index: linux-pm/arch/x86/kernel/apm_32.c =================================================================== --- linux-pm.orig/arch/x86/kernel/apm_32.c +++ linux-pm/arch/x86/kernel/apm_32.c @@ -2389,6 +2389,7 @@ static int __init apm_init(void) if (HZ != 100) idle_period = (idle_period * HZ) / 100; if (idle_threshold < 100) { + cpuidle_poll_state_init(&apm_idle_driver); if (!cpuidle_register_driver(&apm_idle_driver)) if (cpuidle_register_device(&apm_cpuidle_device)) cpuidle_unregister_driver(&apm_idle_driver);