From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756062AbbCGAFN (ORCPT ); Fri, 6 Mar 2015 19:05:13 -0500 Received: from aserp1040.oracle.com ([141.146.126.69]:46774 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755840AbbCGAFL (ORCPT ); Fri, 6 Mar 2015 19:05:11 -0500 From: Alexey Kodanev To: paulmck@linux.vnet.ibm.com Cc: josh@joshtriplett.org, linux-kernel@vger.kernel.org, vasily.isaenko@oracle.com, Alexey Kodanev Subject: [PATCH] kernel/locking/locktorture: fix deadlock in 'rw_lock_irq' type Date: Sat, 7 Mar 2015 03:06:53 +0300 Message-Id: <1425686813-24029-1-git-send-email-alexey.kodanev@oracle.com> X-Mailer: git-send-email 1.7.1 X-Source-IP: acsinet21.oracle.com [141.146.126.237] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org torture_rwlock_read_unlock_irq() must use read_unlock_irqrestore() instead of write_unlock_irqrestore(). Use read_unlock_irqrestore() instead of write_unlock_irqrestore(). Signed-off-by: Alexey Kodanev --- kernel/locking/locktorture.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c index ec8cce2..6a2723c 100644 --- a/kernel/locking/locktorture.c +++ b/kernel/locking/locktorture.c @@ -309,7 +309,7 @@ static int torture_rwlock_read_lock_irq(void) __acquires(torture_rwlock) static void torture_rwlock_read_unlock_irq(void) __releases(torture_rwlock) { - write_unlock_irqrestore(&torture_rwlock, cxt.cur_ops->flags); + read_unlock_irqrestore(&torture_rwlock, cxt.cur_ops->flags); } static struct lock_torture_ops rw_lock_irq_ops = { -- 1.7.1