From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756215Ab1I2JjT (ORCPT ); Thu, 29 Sep 2011 05:39:19 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:56966 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756178Ab1I2JjS (ORCPT ); Thu, 29 Sep 2011 05:39:18 -0400 From: Dimitris Papastamos To: Mark Brown Cc: linux-kernel@vger.kernel.org, Lars-Peter Clausen Subject: [PATCH 4/8] regmap: Guard regcache_sync() with map->lock Date: Thu, 29 Sep 2011 10:39:09 +0100 Message-Id: <1317289153-21123-4-git-send-email-dp@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.6.4 In-Reply-To: <1317289153-21123-1-git-send-email-dp@opensource.wolfsonmicro.com> References: <1317289153-21123-1-git-send-email-dp@opensource.wolfsonmicro.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Dimitris Papastamos --- drivers/base/regmap/regcache.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index b6efde7..674da82 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -230,6 +230,7 @@ int regcache_sync(struct regmap *map) BUG_ON(!map->cache_ops); + mutex_lock(&map->lock); dev_dbg(map->dev, "Syncing %s cache\n", map->cache_ops->name); name = map->cache_ops->name; @@ -254,6 +255,7 @@ int regcache_sync(struct regmap *map) } out: trace_regcache_sync(map->dev, name, "stop"); + mutex_unlock(&map->lock); return ret; } -- 1.7.6.4