From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH] ARM: exynos_defconfig: disable CONFIG_EXYNOS5420_MCPM; not stable Date: Mon, 10 Nov 2014 11:35:23 -0800 Message-ID: <7hegtaq26c.fsf@deeprootsystems.com> References: <1414796382-5447-1-git-send-email-khilman@kernel.org> <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from mail-pa0-f41.google.com ([209.85.220.41]:56646 "EHLO mail-pa0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751203AbaKJTf1 (ORCPT ); Mon, 10 Nov 2014 14:35:27 -0500 Received: by mail-pa0-f41.google.com with SMTP id rd3so8960827pab.0 for ; Mon, 10 Nov 2014 11:35:26 -0800 (PST) In-Reply-To: <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> (Kukjin Kim's message of "Sat, 08 Nov 2014 18:50:04 +0900") Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Kukjin Kim Cc: linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linaro-kernel@lists.linaro.org, 'Javier Martinez Canillas' , 'Sachin Kamat' , 'Doug Anderson' , 'Bartlomiej Zolnierkiewicz' , 'Krzysztof Kozlowski' , 'Tushar Behera' Kukjin Kim writes: > Kevin Hilman wrote: >> >> From: Kevin Hilman >> >> The option CONFIG_EXYNOS5420_MCPM is causing imprecise external aborts >> during boot testing, causing various userspace startup failures. >> >> Disable until it has gotten more testing. >> >> Cc: Kukjin Kim , >> Cc: Javier Martinez Canillas , >> Cc: Sachin Kamat , >> Cc: Doug Anderson , >> Cc: Bartlomiej Zolnierkiewicz , >> Cc: Krzysztof Kozlowski , >> Cc: Tushar Behera , >> Cc: stable@vger.kernel.org # v3.17+ >> Signed-off-by: Kevin Hilman >> --- >> This has been reported by a few people[1], but not investigated or fixed, so it's >> time to disable this feature until it can be fixed. >> > Hi Kevin, > > Yeah I agree with your opinion. > > But as you can see my tree, I've queued regarding mcpm patches for 3.19 will > be shown in -next in this weekend. Which of the recently queued patches are expected to address the imprecise abort issue? I'd be happy to test them out. > Anyway let me apply this into -fixes and > then let's enable after test its functionality in -next in a couple of days. Yes, I think this needs to be applied until these aborts are understood and fixed. Thanks, Kevin From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@kernel.org (Kevin Hilman) Date: Mon, 10 Nov 2014 11:35:23 -0800 Subject: [PATCH] ARM: exynos_defconfig: disable CONFIG_EXYNOS5420_MCPM; not stable In-Reply-To: <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> (Kukjin Kim's message of "Sat, 08 Nov 2014 18:50:04 +0900") References: <1414796382-5447-1-git-send-email-khilman@kernel.org> <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> Message-ID: <7hegtaq26c.fsf@deeprootsystems.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Kukjin Kim writes: > Kevin Hilman wrote: >> >> From: Kevin Hilman >> >> The option CONFIG_EXYNOS5420_MCPM is causing imprecise external aborts >> during boot testing, causing various userspace startup failures. >> >> Disable until it has gotten more testing. >> >> Cc: Kukjin Kim , >> Cc: Javier Martinez Canillas , >> Cc: Sachin Kamat , >> Cc: Doug Anderson , >> Cc: Bartlomiej Zolnierkiewicz , >> Cc: Krzysztof Kozlowski , >> Cc: Tushar Behera , >> Cc: stable at vger.kernel.org # v3.17+ >> Signed-off-by: Kevin Hilman >> --- >> This has been reported by a few people[1], but not investigated or fixed, so it's >> time to disable this feature until it can be fixed. >> > Hi Kevin, > > Yeah I agree with your opinion. > > But as you can see my tree, I've queued regarding mcpm patches for 3.19 will > be shown in -next in this weekend. Which of the recently queued patches are expected to address the imprecise abort issue? I'd be happy to test them out. > Anyway let me apply this into -fixes and > then let's enable after test its functionality in -next in a couple of days. Yes, I think this needs to be applied until these aborts are understood and fixed. Thanks, Kevin