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linux-sg2042
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bsg: pass in desired timeout handler 

This will ease in the conversion to blk-mq, where we can't set
a timeout handler after queue init.

Cc: Johannes Thumshirn <jthumshirn@suse.de>
Cc: linux-scsi@vger.kernel.org
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Benjamin Block <bblock@linux.vnet.ibm.com>
Tested-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2018-10-26 11:26:25 -06:00
parent 583d6535cb
commit aae3b069d5
6 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
block/bsg-lib.c
View File

@ -304,7 +304,7 @@ static void bsg_exit_rq(struct request_queue *q, struct request *req)
* @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, int dd_job_size)
bsg_job_fn *job_fn, rq_timed_out_fn *timeout, int dd_job_size)
{
struct request_queue *q;
int ret;
@ -327,6 +327,7 @@ struct request_queue *bsg_setup_queue(struct device *dev, const char *name,
blk_queue_flag_set(QUEUE_FLAG_BIDI, q);
blk_queue_softirq_done(q, bsg_softirq_done);
blk_queue_rq_timeout(q, BLK_DEFAULT_SG_TIMEOUT);
blk_queue_rq_timed_out(q, timeout);
ret = bsg_register_queue(q, dev, name, &bsg_transport_ops);
if (ret) {

7
drivers/scsi/scsi_transport_fc.c
View File

@ -3780,7 +3780,8 @@ 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, i->f->dd_bsg_size);
q = bsg_setup_queue(dev, bsg_name, 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",
@ -3788,7 +3789,6 @@ fc_bsg_hostadd(struct Scsi_Host *shost, struct fc_host_attrs *fc_host)
return PTR_ERR(q);
}
__scsi_init_queue(shost, q);
blk_queue_rq_timed_out(q, fc_bsg_job_timeout);
blk_queue_rq_timeout(q, FC_DEFAULT_BSG_TIMEOUT);
fc_host->rqst_q = q;
return 0;
@ -3826,14 +3826,13 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport)
return -ENOTSUPP;
q = bsg_setup_queue(dev, dev_name(dev), fc_bsg_dispatch,
i->f->dd_bsg_size);
fc_bsg_job_timeout, i->f->dd_bsg_size);
if (IS_ERR(q)) {
dev_err(dev, "failed to setup bsg queue\n");
return PTR_ERR(q);
}
__scsi_init_queue(shost, q);
blk_queue_prep_rq(q, fc_bsg_rport_prep);
blk_queue_rq_timed_out(q, fc_bsg_job_timeout);
blk_queue_rq_timeout(q, BLK_DEFAULT_SG_TIMEOUT);
rport->rqst_q = q;
return 0;

2
drivers/scsi/scsi_transport_iscsi.c
View File

@ -1542,7 +1542,7 @@ 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, 0);
q = bsg_setup_queue(dev, bsg_name, iscsi_bsg_host_dispatch, NULL, 0);
if (IS_ERR(q)) {
shost_printk(KERN_ERR, shost, "bsg interface failed to "
"initialize - no request queue\n");

4
drivers/scsi/scsi_transport_sas.c
View File

@ -198,7 +198,7 @@ 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),
sas_smp_dispatch, 0);
sas_smp_dispatch, NULL, 0);
if (IS_ERR(q))
return PTR_ERR(q);
rphy->q = q;
@ -207,7 +207,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
snprintf(name, sizeof(name), "sas_host%d", shost->host_no);
q = bsg_setup_queue(&shost->shost_gendev, name,
sas_smp_dispatch, 0);
sas_smp_dispatch, NULL, 0);
if (IS_ERR(q))
return PTR_ERR(q);
to_sas_host_attrs(shost)->q = q;

2
drivers/scsi/ufs/ufs_bsg.c
View File

@ -193,7 +193,7 @@ 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, 0);
q = bsg_setup_queue(bsg_dev, dev_name(bsg_dev), ufs_bsg_request, NULL, 0);
if (IS_ERR(q)) {
ret = PTR_ERR(q);
goto out;

2
include/linux/bsg-lib.h
View File

@ -72,7 +72,7 @@ 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, int dd_job_size);
bsg_job_fn *job_fn, rq_timed_out_fn *timeout, int dd_job_size);
void bsg_job_put(struct bsg_job *job);
int __must_check bsg_job_get(struct bsg_job *job);