328728630d9f2bf1 ("scsi: avoid to hold host-wide counter of host_busy
for scsi_mq") adds one extra check on scsi_host_busy(shost) in
scsi_host_queue_ready(), which is wrong and not necessary, can causes
booting stall on LSI53c895A.
So remove the check.
Cc: Omar Sandoval <osandov@xxxxxx>,
Cc: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>,
Cc: James Bottomley <james.bottomley@xxxxxxxxxxxxxxxxxxxxx>,
Cc: Christoph Hellwig <hch@xxxxxx>,
Cc: Don Brace <don.brace@xxxxxxxxxxxxx>
Cc: Kashyap Desai <kashyap.desai@xxxxxxxxxxxx>
Cc: Mike Snitzer <snitzer@xxxxxxxxxx>
Cc: Hannes Reinecke <hare@xxxxxxx>
Cc: Laurence Oberman <loberman@xxxxxxxxxx>
Cc: Bart Van Assche <bart.vanassche@xxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Reported-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Fixes: 328728630d9f2bf1 ("scsi: avoid to hold host-wide counter of host_busy for scsi_mq")
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx>
---
drivers/scsi/scsi_lib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 1c79c86184b1..cc97818cb29c 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1561,7 +1561,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q,
else
busy = 0;
if (atomic_read(&shost->host_blocked) > 0) {
- if (busy || scsi_host_busy(shost))
+ if (busy)
goto starved;
/*
--
2.9.5
