From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=DATE_IN_PAST_24_48, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4545C433E0 for ; Thu, 2 Jul 2020 07:44:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BBEB620B80 for ; Thu, 2 Jul 2020 07:44:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728148AbgGBHoM (ORCPT ); Thu, 2 Jul 2020 03:44:12 -0400 Received: from mail1.windriver.com ([147.11.146.13]:36355 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726844AbgGBHoL (ORCPT ); Thu, 2 Jul 2020 03:44:11 -0400 Received: from ALA-HCB.corp.ad.wrs.com (ala-hcb.corp.ad.wrs.com [147.11.189.41]) by mail1.windriver.com (8.15.2/8.15.2) with ESMTPS id 0627hsM6005513 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Thu, 2 Jul 2020 00:43:55 -0700 (PDT) Received: from pek-lpg-core1-vm1.wrs.com (128.224.156.106) by ALA-HCB.corp.ad.wrs.com (147.11.189.41) with Microsoft SMTP Server id 14.3.487.0; Thu, 2 Jul 2020 00:43:35 -0700 From: To: , , CC: Subject: [PATCH] locking/percpu-rwsem: Remove WQ_FLAG_EXCLUSIVE flags Date: Wed, 1 Jul 2020 13:57:20 +0800 Message-ID: <20200701055720.38092-1-qiang.zhang@windriver.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zqiang Remove WQ_FLAG_EXCLUSIVE from "wq_entry.flags", using function __add_wait_queue_entry_tail_exclusive substitution. Signed-off-by: Zqiang --- kernel/locking/percpu-rwsem.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/locking/percpu-rwsem.c b/kernel/locking/percpu-rwsem.c index 8bbafe3e5203..48e1c55c2e59 100644 --- a/kernel/locking/percpu-rwsem.c +++ b/kernel/locking/percpu-rwsem.c @@ -148,8 +148,8 @@ static void percpu_rwsem_wait(struct percpu_rw_semaphore *sem, bool reader) */ wait = !__percpu_rwsem_trylock(sem, reader); if (wait) { - wq_entry.flags |= WQ_FLAG_EXCLUSIVE | reader * WQ_FLAG_CUSTOM; - __add_wait_queue_entry_tail(&sem->waiters, &wq_entry); + wq_entry.flags |= reader * WQ_FLAG_CUSTOM; + __add_wait_queue_entry_tail_exclusive(&sem->waiters, &wq_entry); } spin_unlock_irq(&sem->waiters.lock); -- 2.24.1