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scsi: bsg-lib: pass the release callback through bsg_setup_queue

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The SAS code will need it.  Also mark the name argument const to match
bsg_register_queue.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2017-08-25 17:37:38 +02:00 committed by Martin K. Petersen
parent ccf1e0045e
commit c1225f01af
4 changed files with 12 additions and 8 deletions
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7
block/bsg-lib.c
View File

@ -226,8 +226,9 @@ static void bsg_request_fn(struct request_queue *q)
* @job_fn: bsg job handler
* @dd_job_size: size of LLD data needed for each job
*/
struct request_queue *bsg_setup_queue(struct device *dev, char *name,
bsg_job_fn *job_fn, int dd_job_size)
struct request_queue *bsg_setup_queue(struct device *dev, const char *name,
bsg_job_fn *job_fn, int dd_job_size,
void (*release)(struct device *))
{
struct request_queue *q;
int ret;
@ -250,7 +251,7 @@ struct request_queue *bsg_setup_queue(struct device *dev, char *name,
blk_queue_softirq_done(q, bsg_softirq_done);
blk_queue_rq_timeout(q, BLK_DEFAULT_SG_TIMEOUT);
ret = bsg_register_queue(q, dev, name, NULL);
ret = bsg_register_queue(q, dev, name, release);
if (ret) {
printk(KERN_ERR "%s: bsg interface failed to "
"initialize - register queue\n", dev->kobj.name);

6
drivers/scsi/scsi_transport_fc.c
View File

@ -3784,7 +3784,8 @@ 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, i->f->dd_bsg_size,
NULL);
if (IS_ERR(q)) {
dev_err(dev,
"fc_host%d: bsg interface failed to initialize - setup queue\n",
@ -3829,7 +3830,8 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport)
if (!i->f->bsg_request)
return -ENOTSUPP;
q = bsg_setup_queue(dev, NULL, fc_bsg_dispatch, i->f->dd_bsg_size);
q = bsg_setup_queue(dev, NULL, fc_bsg_dispatch, i->f->dd_bsg_size,
NULL);
if (IS_ERR(q)) {
dev_err(dev, "failed to setup bsg queue\n");
return PTR_ERR(q);

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, 0, NULL);
if (IS_ERR(q)) {
shost_printk(KERN_ERR, shost, "bsg interface failed to "
"initialize - no request queue\n");

5
include/linux/bsg-lib.h
View File

@ -66,8 +66,9 @@ 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, char *name,
bsg_job_fn *job_fn, int dd_job_size);
struct request_queue *bsg_setup_queue(struct device *dev, const char *name,
bsg_job_fn *job_fn, int dd_job_size,
void (*release)(struct device *));
void bsg_job_put(struct bsg_job *job);
int __must_check bsg_job_get(struct bsg_job *job);