scsi: fc: move FC transport's bsg code to bsg-lib

Now that all conversions are done, move the FibreChannel bsg code over
to the bsg library.

This patch is derived from work done by Mike Christie in 2011 [1] but
only the iscsi parts got merged back then.

[1] http://marc.info/?l=linux-scsi&m=131149780921009&w=2Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

block/bsg-lib.c

@@ -96,13 +96,12 @@ EXPORT_SYMBOL_GPL(bsg_job_done);
  * bsg_softirq_done - softirq done routine for destroying the bsg requests
  * @rq: BSG request that holds the job to be destroyed
  */
-void bsg_softirq_done(struct request *rq)
+static void bsg_softirq_done(struct request *rq)
 {
 	struct bsg_job *job = rq->special;
 
 	bsg_job_put(job);
 }
-EXPORT_SYMBOL_GPL(bsg_softirq_done);
 
 static int bsg_map_buffer(struct bsg_buffer *buf, struct request *req)
 {

include/linux/bsg-lib.h

@@ -69,7 +69,6 @@ void bsg_job_done(struct bsg_job *job, int result,
 int bsg_setup_queue(struct device *dev, struct request_queue *q, char *name,
 		    bsg_job_fn *job_fn, int dd_job_size);
 void bsg_request_fn(struct request_queue *q);
-void bsg_softirq_done(struct request *rq);
 void bsg_job_put(struct bsg_job *job);
 int __must_check bsg_job_get(struct bsg_job *job);