On 06/23/2018 12:22 PM, Douglas Gilbert wrote:
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@xxxxxxxxxxxx>
Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
Reviewed-by: Bart Van Assche <bart.vanassche@xxxxxxx>
Signed-off-by: Douglas Gilbert <dgilbert@xxxxxxxxxxxx>
---
drivers/scsi/scsi_lib.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 41e9ac9fc138..8ac2fa6256da 100644
--- 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)
{
Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>
Cheers,
Hannes
