From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kukjin Kim Subject: RE: [PATCH] ARM: exynos_defconfig: disable CONFIG_EXYNOS5420_MCPM; not stable Date: Sat, 08 Nov 2014 18:50:04 +0900 Message-ID: <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> References: <1414796382-5447-1-git-send-email-khilman@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:30471 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753576AbaKHJuG (ORCPT ); Sat, 8 Nov 2014 04:50:06 -0500 Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout3.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NEP009EASNGET00@mailout3.samsung.com> for linux-samsung-soc@vger.kernel.org; Sat, 08 Nov 2014 18:50:04 +0900 (KST) In-reply-to: <1414796382-5447-1-git-send-email-khilman@kernel.org> Content-language: ko Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: 'Kevin Hilman' , linux-samsung-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linaro-kernel@lists.linaro.org, 'Kevin Hilman' , 'Javier Martinez Canillas' , 'Sachin Kamat' , 'Doug Anderson' , 'Bartlomiej Zolnierkiewicz' , 'Krzysztof Kozlowski' , 'Tushar Behera' 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. Anyway let me apply this into -fixes and then let's enable after test its functionality in -next in a couple of days. Thanks, Kukjin > [1] http://lists.infradead.org/pipermail/linux-arm-kernel/2014-September/288344.html > > arch/arm/configs/exynos_defconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig > index 72058b8a6f4d..a250dcbf34cd 100644 > --- a/arch/arm/configs/exynos_defconfig > +++ b/arch/arm/configs/exynos_defconfig > @@ -10,7 +10,7 @@ CONFIG_MODULE_UNLOAD=y > CONFIG_PARTITION_ADVANCED=y > CONFIG_ARCH_EXYNOS=y > CONFIG_ARCH_EXYNOS3=y > -CONFIG_EXYNOS5420_MCPM=y > +CONFIG_EXYNOS5420_MCPM=n > CONFIG_SMP=y > CONFIG_BIG_LITTLE=y > CONFIG_BL_SWITCHER=y > -- > 2.1.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: kgene@kernel.org (Kukjin Kim) Date: Sat, 08 Nov 2014 18:50:04 +0900 Subject: [PATCH] ARM: exynos_defconfig: disable CONFIG_EXYNOS5420_MCPM; not stable In-Reply-To: <1414796382-5447-1-git-send-email-khilman@kernel.org> References: <1414796382-5447-1-git-send-email-khilman@kernel.org> Message-ID: <000e01cffb39$5ef0a2d0$1cd1e870$@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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. Anyway let me apply this into -fixes and then let's enable after test its functionality in -next in a couple of days. Thanks, Kukjin > [1] http://lists.infradead.org/pipermail/linux-arm-kernel/2014-September/288344.html > > arch/arm/configs/exynos_defconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig > index 72058b8a6f4d..a250dcbf34cd 100644 > --- a/arch/arm/configs/exynos_defconfig > +++ b/arch/arm/configs/exynos_defconfig > @@ -10,7 +10,7 @@ CONFIG_MODULE_UNLOAD=y > CONFIG_PARTITION_ADVANCED=y > CONFIG_ARCH_EXYNOS=y > CONFIG_ARCH_EXYNOS3=y > -CONFIG_EXYNOS5420_MCPM=y > +CONFIG_EXYNOS5420_MCPM=n > CONFIG_SMP=y > CONFIG_BIG_LITTLE=y > CONFIG_BL_SWITCHER=y > -- > 2.1.0