From patchwork Fri Oct 31 22:59:41 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Hilman X-Patchwork-Id: 5207131 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8DC929F318 for ; Fri, 31 Oct 2014 22:59:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C09FB20176 for ; Fri, 31 Oct 2014 22:59:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DA8762015D for ; Fri, 31 Oct 2014 22:59:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752779AbaJaW7q (ORCPT ); Fri, 31 Oct 2014 18:59:46 -0400 Received: from mail.kernel.org ([198.145.19.201]:33631 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751798AbaJaW7p (ORCPT ); Fri, 31 Oct 2014 18:59:45 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A35F320160; Fri, 31 Oct 2014 22:59:44 +0000 (UTC) Received: from localhost (c-67-183-17-239.hsd1.wa.comcast.net [67.183.17.239]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 681112015D; Fri, 31 Oct 2014 22:59:43 +0000 (UTC) From: Kevin Hilman To: linux-samsung-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linaro-kernel@lists.linaro.org, Kevin Hilman , Kukjin Kim , Javier Martinez Canillas , Sachin Kamat , Doug Anderson , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski , Tushar Behera Subject: [PATCH] ARM: exynos_defconfig: disable CONFIG_EXYNOS5420_MCPM; not stable Date: Fri, 31 Oct 2014 15:59:41 -0700 Message-Id: <1414796382-5447-1-git-send-email-khilman@kernel.org> X-Mailer: git-send-email 2.1.0 X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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. [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