IB/srp: Keep processing commands during host removal

Some SCSI upper layer drivers, e.g. sd, issue SCSI commands from
inside scsi_remove_host() (see the sd_shutdown() call in sd_remove()).
Make sure that these commands have a chance to reach the SCSI device.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: David Dillow <dillowda@ornl.gov>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Bart Van Assche 2012-04-19 14:42:54 +00:00 committed by Roland Dreier
parent 09be70a238
commit f371823120

View File

@ -1318,13 +1318,6 @@ static int srp_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd)
unsigned long flags;
int len;
if (target->state == SRP_TARGET_DEAD ||
target->state == SRP_TARGET_REMOVED) {
scmnd->result = DID_BAD_TARGET << 16;
scmnd->scsi_done(scmnd);
return 0;
}
spin_lock_irqsave(&target->lock, flags);
iu = __srp_get_tx_iu(target, SRP_IU_CMD);
if (!iu)