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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 2E324C43381 for ; Tue, 5 Jan 2021 07:20:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 01676225AB for ; Tue, 5 Jan 2021 07:20:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726062AbhAEHUd (ORCPT ); Tue, 5 Jan 2021 02:20:33 -0500 Received: from szxga07-in.huawei.com ([45.249.212.35]:10387 "EHLO szxga07-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725860AbhAEHU2 (ORCPT ); Tue, 5 Jan 2021 02:20:28 -0500 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4D93kz0fwpz7PQx; Tue, 5 Jan 2021 15:18:51 +0800 (CST) Received: from huawei.com (10.29.88.127) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.498.0; Tue, 5 Jan 2021 15:19:37 +0800 From: Chao Leng To: CC: , , , , , , Subject: [PATCH 1/6] blk-mq: introduce blk_mq_set_request_complete Date: Tue, 5 Jan 2021 15:19:31 +0800 Message-ID: <20210105071936.25097-2-lengchao@huawei.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20210105071936.25097-1-lengchao@huawei.com> References: <20210105071936.25097-1-lengchao@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.29.88.127] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org In some scenarios, nvme need setting the state of request to MQ_RQ_COMPLETE. So add an inline function blk_mq_set_request_complete. For details, see the subsequent patches. Signed-off-by: Chao Leng --- include/linux/blk-mq.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index e7482e6ad3ec..cee72d31054d 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -493,6 +493,11 @@ static inline int blk_mq_request_completed(struct request *rq) return blk_mq_rq_state(rq) == MQ_RQ_COMPLETE; } +static inline void blk_mq_set_request_complete(struct request *rq) +{ + WRITE_ONCE(rq->state, MQ_RQ_COMPLETE); +} + void blk_mq_start_request(struct request *rq); void blk_mq_end_request(struct request *rq, blk_status_t error); void __blk_mq_end_request(struct request *rq, blk_status_t error); -- 2.16.4 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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 33965C433E6 for ; Tue, 5 Jan 2021 07:20:11 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BB038225AC for ; Tue, 5 Jan 2021 07:20:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB038225AC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=fu0cDGa6YmiI7bdj2anxnvxpZIcPSfTRgmPZmDAyuOA=; b=taZL9cjnN4v6FC19/MIkwsuY4 nvzEgDeVdkPeuPSrK6vhF7OLHt4G0mW8If/+zmD+pNtrOtZwotfnnttkYwWZ16so8DSgY2jMiDS6q 5Ewuyzr1kpY+Uw0qyNay2ksCuOvHrCxs8tlB5Lj02RCyhdO4oabVq0dRxnXaRq4JmfOQx7eL2sco8 9/3Rk4tLx8HESaPddM078PxNGuhvuW3uDikUSpu2SbGrSi1i38C76Gzb8zIEyIGgAT8L+JDGIemsY 9gA2/GC858o7wjrqPZvcSai9ZkG4WX1pcmSQe7VXjKft2oanYcclEQ2WZA15oRnDL5GFYhm3GLxtH mtMpP8dFg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kwgdI-00070s-Dp; Tue, 05 Jan 2021 07:19:56 +0000 Received: from szxga07-in.huawei.com ([45.249.212.35]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kwgdF-0006xU-CF for linux-nvme@lists.infradead.org; Tue, 05 Jan 2021 07:19:54 +0000 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4D93kz0fwpz7PQx; Tue, 5 Jan 2021 15:18:51 +0800 (CST) Received: from huawei.com (10.29.88.127) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.498.0; Tue, 5 Jan 2021 15:19:37 +0800 From: Chao Leng To: Subject: [PATCH 1/6] blk-mq: introduce blk_mq_set_request_complete Date: Tue, 5 Jan 2021 15:19:31 +0800 Message-ID: <20210105071936.25097-2-lengchao@huawei.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20210105071936.25097-1-lengchao@huawei.com> References: <20210105071936.25097-1-lengchao@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.29.88.127] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210105_021953_711188_0EE21B82 X-CRM114-Status: UNSURE ( 8.41 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: axboe@kernel.dk, linux-block@vger.kernel.org, sagi@grimberg.me, axboe@fb.com, lengchao@huawei.com, kbusch@kernel.org, hch@lst.de Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org In some scenarios, nvme need setting the state of request to MQ_RQ_COMPLETE. So add an inline function blk_mq_set_request_complete. For details, see the subsequent patches. Signed-off-by: Chao Leng --- include/linux/blk-mq.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index e7482e6ad3ec..cee72d31054d 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -493,6 +493,11 @@ static inline int blk_mq_request_completed(struct request *rq) return blk_mq_rq_state(rq) == MQ_RQ_COMPLETE; } +static inline void blk_mq_set_request_complete(struct request *rq) +{ + WRITE_ONCE(rq->state, MQ_RQ_COMPLETE); +} + void blk_mq_start_request(struct request *rq); void blk_mq_end_request(struct request *rq, blk_status_t error); void __blk_mq_end_request(struct request *rq, blk_status_t error); -- 2.16.4 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme