scsi: core: scsi_io_completion: comment on end_request return

scsi_end_request() is called multiple times from scsi_io_completion() which branches on its bool returned value. Add comment before the static definition of scsi_end_request() about the meaning of that return. Signed-off-by: Douglas Gilbert <dgilbert@interlog.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Douglas Gilbert <dgilbert@interlog.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

scsi: core: scsi_io_completion: comment on end_request return
scsi_end_request() is called multiple times from scsi_io_completion() which branches on its bool returned value. Add comment before the static definition of scsi_end_request() about the meaning of that return. Signed-off-by: Douglas Gilbert <dgilbert@interlog.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Douglas Gilbert <dgilbert@interlog.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Douglas Gilbert · Martin K. Petersen
1 parent e260748437
Showing 1 changed file with 1 additions and 0 deletions Side-by-side Diff
drivers/scsi/scsi_lib.c
@@ -662,6 +662,7 @@
 	cmd->request->next_rq->special = NULL;
 }
  
+/* Returns false when no more bytes to process, true if there are more */
 static bool scsi_end_request(struct request *req, blk_status_t error,
 		unsigned int bytes, unsigned int bidi_bytes)
 {
...	...	@@ -662,6 +662,7 @@
662	662	cmd->request->next_rq->special = NULL;
663	663	}
664	664
	665	+/* Returns false when no more bytes to process, true if there are more */
665	666	static bool scsi_end_request(struct request *req, blk_status_t error,
666	667	unsigned int bytes, unsigned int bidi_bytes)
667	668	{