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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>
This commit is contained in:
Douglas Gilbert 2018-06-23 12:22:14 +02:00 committed by Martin K. Petersen
parent e260748437
commit 7e63b5a4a6
1 changed files with 1 additions and 0 deletions
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drivers/scsi/scsi_lib.c
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@ -662,6 +662,7 @@ static void scsi_release_bidi_buffers(struct scsi_cmnd *cmd)
cmd->request->next_rq->special = NULL; 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, static bool scsi_end_request(struct request *req, blk_status_t error,
unsigned int bytes, unsigned int bidi_bytes) unsigned int bytes, unsigned int bidi_bytes)
{ {