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Petersen" Cc: Damien Le Moal , Niklas Cassel , Takashi Sakamoto , Sathya Prakash , Sreekanth Reddy , Suganath Prabu Subramani , "Juergen E. Fischer" , Xiang Chen , HighPoint Linux Team , Tyrel Datwyler , Brian King , Lee Duncan , Chris Leech , Mike Christie , John Garry , Jason Yan , Kashyap Desai , Sumit Saxena , Shivasharan S , Chandrakanth patil , Jack Wang , Nilesh Javali , GR-QLogic-Storage-Upstream@marvell.com, Greg Kroah-Hartman , Alim Akhtar , Avri Altman , Bart Van Assche , Krzysztof Kozlowski , Alan Stern , linux-block@vger.kernel.org, linux-ide@vger.kernel.org, linux1394-devel@lists.sourceforge.net, MPT-FusionLinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, megaraidlinux.pdl@broadcom.com, mpi3mr-linuxdrv.pdl@broadcom.com, linux-samsung-soc@vger.kernel.org, linux-usb@vger.kernel.org, usb-storage@lists.one-eyed-alien.net, Hannes Reinecke Subject: [PATCH 02/23] bsg: pass queue_limits to bsg_setup_queue Date: Tue, 9 Apr 2024 16:37:27 +0200 Message-Id: <20240409143748.980206-3-hch@lst.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240409143748.980206-1-hch@lst.de> References: <20240409143748.980206-1-hch@lst.de> Precedence: bulk X-Mailing-List: linux-ide@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html This allows bsg_setup_queue to pass them to blk_mq_alloc_queue and thus set up the limits at queue allocation time. Signed-off-by: Christoph Hellwig Reviewed-by: Bart Van Assche Reviewed-by: John Garry Reviewed-by: Damien Le Moal Reviewed-by: Hannes Reinecke Reviewed-by: Johannes Thumshirn --- block/bsg-lib.c | 6 ++++-- drivers/scsi/mpi3mr/mpi3mr_app.c | 2 +- drivers/scsi/scsi_transport_fc.c | 6 +++--- drivers/scsi/scsi_transport_iscsi.c | 3 ++- drivers/scsi/scsi_transport_sas.c | 4 ++-- drivers/ufs/core/ufs_bsg.c | 3 ++- include/linux/bsg-lib.h | 3 ++- 7 files changed, 16 insertions(+), 11 deletions(-) diff --git a/block/bsg-lib.c b/block/bsg-lib.c index bcc7dee6abced6..ee738d129a9f5e 100644 --- a/block/bsg-lib.c +++ b/block/bsg-lib.c @@ -354,12 +354,14 @@ static const struct blk_mq_ops bsg_mq_ops = { * bsg_setup_queue - Create and add the bsg hooks so we can receive requests * @dev: device to attach bsg device to * @name: device to give bsg device + * @lim: queue limits for the bsg queue * @job_fn: bsg job handler * @timeout: timeout handler function pointer * @dd_job_size: size of LLD data needed for each job */ struct request_queue *bsg_setup_queue(struct device *dev, const char *name, - bsg_job_fn *job_fn, bsg_timeout_fn *timeout, int dd_job_size) + struct queue_limits *lim, bsg_job_fn *job_fn, + bsg_timeout_fn *timeout, int dd_job_size) { struct bsg_set *bset; struct blk_mq_tag_set *set; @@ -383,7 +385,7 @@ struct request_queue *bsg_setup_queue(struct device *dev, const char *name, if (blk_mq_alloc_tag_set(set)) goto out_tag_set; - q = blk_mq_alloc_queue(set, NULL, NULL); + q = blk_mq_alloc_queue(set, lim, NULL); if (IS_ERR(q)) { ret = PTR_ERR(q); goto out_queue; diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 38f63bc7ef3bf1..a45406fae2629b 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -1860,7 +1860,7 @@ void mpi3mr_bsg_init(struct mpi3mr_ioc *mrioc) return; } - mrioc->bsg_queue = bsg_setup_queue(bsg_dev, dev_name(bsg_dev), + mrioc->bsg_queue = bsg_setup_queue(bsg_dev, dev_name(bsg_dev), NULL, mpi3mr_bsg_request, NULL, 0); if (IS_ERR(mrioc->bsg_queue)) { ioc_err(mrioc, "%s: bsg registration failed\n", diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index b04075f19445dc..87b2235b8ece45 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -4287,8 +4287,8 @@ fc_bsg_hostadd(struct Scsi_Host *shost, struct fc_host_attrs *fc_host) snprintf(bsg_name, sizeof(bsg_name), "fc_host%d", shost->host_no); - q = bsg_setup_queue(dev, bsg_name, fc_bsg_dispatch, fc_bsg_job_timeout, - i->f->dd_bsg_size); + q = bsg_setup_queue(dev, bsg_name, NULL, fc_bsg_dispatch, + fc_bsg_job_timeout, i->f->dd_bsg_size); if (IS_ERR(q)) { dev_err(dev, "fc_host%d: bsg interface failed to initialize - setup queue\n", @@ -4318,7 +4318,7 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport) if (!i->f->bsg_request) return -ENOTSUPP; - q = bsg_setup_queue(dev, dev_name(dev), fc_bsg_dispatch_prep, + q = bsg_setup_queue(dev, dev_name(dev), NULL, fc_bsg_dispatch_prep, fc_bsg_job_timeout, i->f->dd_bsg_size); if (IS_ERR(q)) { dev_err(dev, "failed to setup bsg queue\n"); diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index af3ac6346796ba..c131746bf20777 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -1542,7 +1542,8 @@ iscsi_bsg_host_add(struct Scsi_Host *shost, struct iscsi_cls_host *ihost) return -ENOTSUPP; snprintf(bsg_name, sizeof(bsg_name), "iscsi_host%d", shost->host_no); - q = bsg_setup_queue(dev, bsg_name, iscsi_bsg_host_dispatch, NULL, 0); + q = bsg_setup_queue(dev, bsg_name, NULL, iscsi_bsg_host_dispatch, NULL, + 0); if (IS_ERR(q)) { shost_printk(KERN_ERR, shost, "bsg interface failed to " "initialize - no request queue\n"); diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c index d704c484a251c5..424a89513814b4 100644 --- a/drivers/scsi/scsi_transport_sas.c +++ b/drivers/scsi/scsi_transport_sas.c @@ -197,7 +197,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy) } if (rphy) { - q = bsg_setup_queue(&rphy->dev, dev_name(&rphy->dev), + q = bsg_setup_queue(&rphy->dev, dev_name(&rphy->dev), NULL, sas_smp_dispatch, NULL, 0); if (IS_ERR(q)) return PTR_ERR(q); @@ -206,7 +206,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy) char name[20]; snprintf(name, sizeof(name), "sas_host%d", shost->host_no); - q = bsg_setup_queue(&shost->shost_gendev, name, + q = bsg_setup_queue(&shost->shost_gendev, name, NULL, sas_smp_dispatch, NULL, 0); if (IS_ERR(q)) return PTR_ERR(q); diff --git a/drivers/ufs/core/ufs_bsg.c b/drivers/ufs/core/ufs_bsg.c index 374e5aae4e7e86..433d0480391ea6 100644 --- a/drivers/ufs/core/ufs_bsg.c +++ b/drivers/ufs/core/ufs_bsg.c @@ -253,7 +253,8 @@ int ufs_bsg_probe(struct ufs_hba *hba) if (ret) goto out; - q = bsg_setup_queue(bsg_dev, dev_name(bsg_dev), ufs_bsg_request, NULL, 0); + q = bsg_setup_queue(bsg_dev, dev_name(bsg_dev), NULL, ufs_bsg_request, + NULL, 0); if (IS_ERR(q)) { ret = PTR_ERR(q); goto out; diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h index 9e97ced2896df2..14fa93268630ed 100644 --- a/include/linux/bsg-lib.h +++ b/include/linux/bsg-lib.h @@ -65,7 +65,8 @@ struct bsg_job { void bsg_job_done(struct bsg_job *job, int result, unsigned int reply_payload_rcv_len); struct request_queue *bsg_setup_queue(struct device *dev, const char *name, - bsg_job_fn *job_fn, bsg_timeout_fn *timeout, int dd_job_size); + struct queue_limits *lim, bsg_job_fn *job_fn, + bsg_timeout_fn *timeout, int dd_job_size); void bsg_remove_queue(struct request_queue *q); void bsg_job_put(struct bsg_job *job); int __must_check bsg_job_get(struct bsg_job *job);