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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 74A16C6778C for ; Fri, 6 Jul 2018 02:57:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 38CFE2409C for ; Fri, 6 Jul 2018 02:57:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 38CFE2409C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932546AbeGFC5c (ORCPT ); Thu, 5 Jul 2018 22:57:32 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:46220 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932199AbeGFC5b (ORCPT ); Thu, 5 Jul 2018 22:57:31 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BC83A40AC6DE; Fri, 6 Jul 2018 02:57:30 +0000 (UTC) Received: from gblock2.localdomain (ovpn-12-18.pek2.redhat.com [10.72.12.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 73D26215688A; Fri, 6 Jul 2018 02:57:24 +0000 (UTC) From: xiubli@redhat.com To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org Cc: hamish.martin@alliedtelesis.co.nz, jannh@google.com, pkalever@redhat.com, pkarampu@redhat.com, atumball@redhat.com, sabose@redhat.com, mchristi@redhat.com Subject: [PATCH v3 1/3] uio: use request_threaded_irq instead Date: Thu, 5 Jul 2018 22:57:14 -0400 Message-Id: <1530845836-49101-2-git-send-email-xiubli@redhat.com> In-Reply-To: <1530845836-49101-1-git-send-email-xiubli@redhat.com> References: <1530845836-49101-1-git-send-email-xiubli@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Fri, 06 Jul 2018 02:57:30 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Fri, 06 Jul 2018 02:57:30 +0000 (UTC) for IP:'10.11.54.6' DOMAIN:'int-mx06.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'xiubli@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xiubo Li Prepraing for changing to use mutex lock. Signed-off-by: Xiubo Li --- drivers/uio/uio.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index e8f4ac9..b4b2ae1 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -902,8 +902,9 @@ int __uio_register_device(struct module *owner, * FDs at the time of unregister and therefore may not be * freed until they are released. */ - ret = request_irq(info->irq, uio_interrupt, - info->irq_flags, info->name, idev); + ret = request_threaded_irq(info->irq, NULL, uio_interrupt, + info->irq_flags, info->name, idev); + if (ret) goto err_request_irq; } -- 1.8.3.1