From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 14/16] isdn: divert, hysdn: fix interruptible_sleep_on race Date: Wed, 26 Feb 2014 16:08:46 -0500 (EST) Message-ID: <20140226.160846.1904753935237205820.davem@davemloft.net> References: <1393412516-3762435-1-git-send-email-arnd@arndb.de> <1393412516-3762435-15-git-send-email-arnd@arndb.de> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, isdn@linux-pingi.de, netdev@vger.kernel.org To: arnd@arndb.de Return-path: In-Reply-To: <1393412516-3762435-15-git-send-email-arnd@arndb.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Arnd Bergmann Date: Wed, 26 Feb 2014 12:01:54 +0100 > These two drivers use identical code for their procfs status > file handling, which contains a small race against status > data becoming available while reading the file. > > This uses wait_event_interruptible instead to fix this > particular race and eventually get rid of all sleep_on > instances. There seems to be another race involving > multiple concurrent readers of the same procfs file, which > I don't try to fix here. > > Signed-off-by: Arnd Bergmann Applied.