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 <[email protected]> Reviewed-by: Johannes Thumshirn <[email protected]> Reviewed-by: Bart Van Assche <[email protected]> Signed-off-by: Douglas Gilbert <[email protected]> Reviewed-by: Hannes Reinecke <[email protected]> Signed-off-by: Martin K. Petersen <[email protected]>
akeromi · Jun 26, 2018 · 7e63b5a · 7e63b5a
1 parent e260748
commit 7e63b5a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
@@ -662,6 +662,7 @@ static void scsi_release_bidi_buffers(struct scsi_cmnd *cmd)
 	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)
 {