From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kukjin Kim Subject: Re: [PATCH] ARM: EXYNOS: Use wfi macro in platform_do_lowpower Date: Wed, 28 May 2014 00:33:53 +0900 Message-ID: <5384B061.7070507@samsung.com> References: <1400745455-27920-1-git-send-email-leela.krishna@linaro.org> <537E497B.9020404@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pb0-f54.google.com ([209.85.160.54]:48019 "EHLO mail-pb0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751711AbaE0Pd7 (ORCPT ); Tue, 27 May 2014 11:33:59 -0400 In-Reply-To: Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Leela Krishna Amudala Cc: Daniel Lezcano , linux-samsung-soc , linux-pm , linux-arm-kernel , Kukjin Kim , Amit Kucheria On 05/23/14 15:13, Leela Krishna Amudala wrote: > Hi Kgene, > Hi, > > On Fri, May 23, 2014 at 12:31 AM, Daniel Lezcano > wrote: >> On 05/22/2014 09:57 AM, Leela Krishna Amudala wrote: >>> >>> This patch is originally based on commit b3377d186572 ("ARM: 7064/1: >>> vexpress: Use wfi macro in platform_do_lowpower.") >>> >>> Current Exynos CPU hotplug code includes a hardcoded WFI >>> instruction, in ARM encoding. When the kernel is compiled in Thumb-2 >>> mode, this is invalid and causes the machine to hang hard when a CPU >>> is offlined. >>> >>> Use wfi macro instead of the hardcoded WFI instruction. >>> >>> Signed-off-by: Leela Krishna Amudala >> >> >> Acked-by: Daniel Lezcano >> > > Can you please take action on this patch. > Applied, thanks. - Kukjin