From patchwork Fri Jan 22 09:28:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guoqing Jiang X-Patchwork-Id: 1430253 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-ide-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=cloud.ionos.com header.i=@cloud.ionos.com header.a=rsa-sha256 header.s=google header.b=c96FNvIB; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4DMbZt1Ltfz9rx6 for ; Fri, 22 Jan 2021 21:48:22 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727187AbhAVKpD (ORCPT ); Fri, 22 Jan 2021 05:45:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727463AbhAVJaU (ORCPT ); Fri, 22 Jan 2021 04:30:20 -0500 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4588DC0617A7 for ; Fri, 22 Jan 2021 01:28:36 -0800 (PST) Received: by mail-ed1-x533.google.com with SMTP id c2so5500102edr.11 for ; Fri, 22 Jan 2021 01:28:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloud.ionos.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Gy+m5b/MpNl75+rvuADDvuvZdDur+rLnZjEt2V5VJu8=; b=c96FNvIBo+d76PGg2h22AXLzbzNojslFyX2m+9F7mZEFba2aPyYIUDVE9vbpeNKgC3 pZo2hYyLfHf5icuu+iwQ+Mmx1AinyNSSPOabCUGI5+Igv72efZyeV5EDfYOHpvPEsyTf 9VykIeFFMSbdI8v9nU8m3aaoxGKJqGCDKTf6aGDV7Y5FB0SX+l2WcvQtOQIHHe/G7PjE 9APYTzjCin3UweKiEdYPT/GHXIcXKcvEp7Z2RcxC3wRFuU0kmxuZQ8HwLt89kIKhW2Ic 2tB3Su+d0EA2Dx4GGJ+Z4ANYyurMnRwTnLC+JzisnF53fssG8q1dFjN9gdpKetP+dyK2 Ptdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Gy+m5b/MpNl75+rvuADDvuvZdDur+rLnZjEt2V5VJu8=; b=mkP0BXaeZv2y157bVG8xOIwrj8uVxrskk1mPm1zkBy9wHq4pvVece3NKxq7np79OaX dBUoiX6AMyQsEhuVBxlM5p8hohnQke5vu/mc4JF2cj/ksBbColPowbTgIueEm6yHtjP7 RT+ZcIyFhbEG4i1CjvGLRe4WQMfa53Hgkx6jrkoFlEcw7M31rIifli0RYjhPYNtTf8SF pFxvlgyIleZEMI6ArCrMY6YYMh2Le8lwWr836kPxOn3QJaP8tfrihsMFqXM0ORCmtPpE UW2T/ayvhjlWpE83oXw6fytWJnX+4nLYmVZI43Seec5/BjBbIGhlP2kCxBzV8F4swDDM ohlQ== X-Gm-Message-State: AOAM5324SwvliIlhhUcbahP0Cq2lXBvd4XShNx6AJ2fYG57VnVn6qKVb QYqCbENnRBCHBof74nmbe1cAhQ== X-Google-Smtp-Source: ABdhPJwBs+h2/oob0/YichSq036E8Te/eQQlFqwN1S+8lnnkni/ZFj+8n14tY2VDy71YxT0adcvlVQ== X-Received: by 2002:a05:6402:438d:: with SMTP id o13mr2442254edc.135.1611307714827; Fri, 22 Jan 2021 01:28:34 -0800 (PST) Received: from ls00508.pb.local ([2001:1438:4010:2540:481b:68e3:af3e:e933]) by smtp.gmail.com with ESMTPSA id g17sm4684508edb.39.2021.01.22.01.28.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Jan 2021 01:28:34 -0800 (PST) From: Guoqing Jiang To: axboe@kernel.dk Cc: linux-block@vger.kernel.org, target-devel@vger.kernel.org, linux-scsi@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-ide@vger.kernel.org, linux-mmc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-nfs@vger.kernel.org, hch@infradead.org, Guoqing Jiang Subject: [PATCH V2 1/2] block: remove unnecessary argument from blk_execute_rq_nowait Date: Fri, 22 Jan 2021 10:28:23 +0100 Message-Id: <20210122092824.20971-2-guoqing.jiang@cloud.ionos.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210122092824.20971-1-guoqing.jiang@cloud.ionos.com> References: <20210122092824.20971-1-guoqing.jiang@cloud.ionos.com> Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org The 'q' is not used since commit a1ce35fa4985 ("block: remove dead elevator code"), also update the comment of the function. And more importantly it never really was needed to start with given that we can trivial derive it from struct request. Cc: target-devel@vger.kernel.org Cc: linux-scsi@vger.kernel.org Cc: virtualization@lists.linux-foundation.org Cc: linux-ide@vger.kernel.org Cc: linux-mmc@vger.kernel.org Cc: linux-nvme@lists.infradead.org Cc: linux-nfs@vger.kernel.org Signed-off-by: Guoqing Jiang --- block/blk-exec.c | 10 ++++------ drivers/block/sx8.c | 4 ++-- drivers/nvme/host/core.c | 4 ++-- drivers/nvme/host/lightnvm.c | 2 +- drivers/nvme/host/pci.c | 4 ++-- drivers/nvme/target/passthru.c | 2 +- drivers/scsi/scsi_error.c | 2 +- drivers/scsi/sg.c | 3 +-- drivers/scsi/st.c | 2 +- drivers/target/target_core_pscsi.c | 3 +-- include/linux/blkdev.h | 2 +- 11 files changed, 17 insertions(+), 21 deletions(-) diff --git a/block/blk-exec.c b/block/blk-exec.c index 85324d53d072..2e37e85456fb 100644 --- a/block/blk-exec.c +++ b/block/blk-exec.c @@ -31,8 +31,7 @@ static void blk_end_sync_rq(struct request *rq, blk_status_t error) } /** - * blk_execute_rq_nowait - insert a request into queue for execution - * @q: queue to insert the request in + * blk_execute_rq_nowait - insert a request to I/O scheduler for execution * @bd_disk: matching gendisk * @rq: request to insert * @at_head: insert request at head or tail of queue @@ -45,9 +44,8 @@ static void blk_end_sync_rq(struct request *rq, blk_status_t error) * Note: * This function will invoke @done directly if the queue is dead. */ -void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, - struct request *rq, int at_head, - rq_end_io_fn *done) +void blk_execute_rq_nowait(struct gendisk *bd_disk, struct request *rq, + int at_head, rq_end_io_fn *done) { WARN_ON(irqs_disabled()); WARN_ON(!blk_rq_is_passthrough(rq)); @@ -83,7 +81,7 @@ void blk_execute_rq(struct request_queue *q, struct gendisk *bd_disk, unsigned long hang_check; rq->end_io_data = &wait; - blk_execute_rq_nowait(q, bd_disk, rq, at_head, blk_end_sync_rq); + blk_execute_rq_nowait(bd_disk, rq, at_head, blk_end_sync_rq); /* Prevent hang_check timer from firing at us during very long I/O */ hang_check = sysctl_hung_task_timeout_secs; diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c index 4478eb7efee0..2cdf2771f8e8 100644 --- a/drivers/block/sx8.c +++ b/drivers/block/sx8.c @@ -539,7 +539,7 @@ static int carm_array_info (struct carm_host *host, unsigned int array_idx) spin_unlock_irq(&host->lock); DPRINTK("blk_execute_rq_nowait, tag == %u\n", rq->tag); - blk_execute_rq_nowait(host->oob_q, NULL, rq, true, NULL); + blk_execute_rq_nowait(NULL, rq, true, NULL); return 0; @@ -578,7 +578,7 @@ static int carm_send_special (struct carm_host *host, carm_sspc_t func) crq->msg_bucket = (u32) rc; DPRINTK("blk_execute_rq_nowait, tag == %u\n", rq->tag); - blk_execute_rq_nowait(host->oob_q, NULL, rq, true, NULL); + blk_execute_rq_nowait(NULL, rq, true, NULL); return 0; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f320273fc672..63c469edb1bc 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -925,7 +925,7 @@ static void nvme_execute_rq_polled(struct request_queue *q, rq->cmd_flags |= REQ_HIPRI; rq->end_io_data = &wait; - blk_execute_rq_nowait(q, bd_disk, rq, at_head, nvme_end_sync_rq); + blk_execute_rq_nowait(bd_disk, rq, at_head, nvme_end_sync_rq); while (!completion_done(&wait)) { blk_poll(q, request_to_qc_t(rq->mq_hctx, rq), true); @@ -1202,7 +1202,7 @@ static int nvme_keep_alive(struct nvme_ctrl *ctrl) rq->timeout = ctrl->kato * HZ; rq->end_io_data = ctrl; - blk_execute_rq_nowait(rq->q, NULL, rq, 0, nvme_keep_alive_end_io); + blk_execute_rq_nowait(NULL, rq, 0, nvme_keep_alive_end_io); return 0; } diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index 470cef3abec3..439f2b52e985 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -695,7 +695,7 @@ static int nvme_nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd, rq->end_io_data = rqd; - blk_execute_rq_nowait(q, NULL, rq, 0, nvme_nvm_end_io); + blk_execute_rq_nowait(NULL, rq, 0, nvme_nvm_end_io); return 0; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 50d9a20568a2..6aa11067c8d0 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1327,7 +1327,7 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved) } abort_req->end_io_data = NULL; - blk_execute_rq_nowait(abort_req->q, NULL, abort_req, 0, abort_endio); + blk_execute_rq_nowait(NULL, abort_req, 0, abort_endio); /* * The aborted req will be completed on receiving the abort req. @@ -2238,7 +2238,7 @@ static int nvme_delete_queue(struct nvme_queue *nvmeq, u8 opcode) req->end_io_data = nvmeq; init_completion(&nvmeq->delete_done); - blk_execute_rq_nowait(q, NULL, req, false, + blk_execute_rq_nowait(NULL, req, false, opcode == nvme_admin_delete_cq ? nvme_del_cq_end : nvme_del_queue_end); return 0; diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c index b9776fc8f08f..cbc88acdd233 100644 --- a/drivers/nvme/target/passthru.c +++ b/drivers/nvme/target/passthru.c @@ -275,7 +275,7 @@ static void nvmet_passthru_execute_cmd(struct nvmet_req *req) schedule_work(&req->p.work); } else { rq->end_io_data = req; - blk_execute_rq_nowait(rq->q, ns ? ns->disk : NULL, rq, 0, + blk_execute_rq_nowait(ns ? ns->disk : NULL, rq, 0, nvmet_passthru_req_done); } diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index f11f51e2465f..c00f06e9ecb0 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -2007,7 +2007,7 @@ static void scsi_eh_lock_door(struct scsi_device *sdev) req->timeout = 10 * HZ; rq->retries = 5; - blk_execute_rq_nowait(req->q, NULL, req, 1, eh_lock_door_done); + blk_execute_rq_nowait(NULL, req, 1, eh_lock_door_done); } /** diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index bfa8d77322d7..4383d93110f8 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -829,8 +829,7 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp, srp->rq->timeout = timeout; kref_get(&sfp->f_ref); /* sg_rq_end_io() does kref_put(). */ - blk_execute_rq_nowait(sdp->device->request_queue, sdp->disk, - srp->rq, at_head, sg_rq_end_io); + blk_execute_rq_nowait(sdp->disk, srp->rq, at_head, sg_rq_end_io); return 0; } diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 43f7624508a9..841ad2fc369a 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -585,7 +585,7 @@ static int st_scsi_execute(struct st_request *SRpnt, const unsigned char *cmd, rq->retries = retries; req->end_io_data = SRpnt; - blk_execute_rq_nowait(req->q, NULL, req, 1, st_scsi_execute_end); + blk_execute_rq_nowait(NULL, req, 1, st_scsi_execute_end); return 0; } diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 7994f27e4527..33770e5808ce 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -1000,8 +1000,7 @@ pscsi_execute_cmd(struct se_cmd *cmd) req->timeout = PS_TIMEOUT_OTHER; scsi_req(req)->retries = PS_RETRY; - blk_execute_rq_nowait(pdv->pdv_sd->request_queue, NULL, req, - (cmd->sam_task_attr == TCM_HEAD_TAG), + blk_execute_rq_nowait(NULL, req, (cmd->sam_task_attr == TCM_HEAD_TAG), pscsi_req_done); return 0; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 070de09425ad..bf0ddef8aa10 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -942,7 +942,7 @@ extern int blk_rq_map_user_iov(struct request_queue *, struct request *, gfp_t); extern void blk_execute_rq(struct request_queue *, struct gendisk *, struct request *, int); -extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *, +extern void blk_execute_rq_nowait(struct gendisk *, struct request *, int, rq_end_io_fn *); /* Helper to convert REQ_OP_XXX to its string format XXX */