[SCSI] iscsi: fix 4k stack iscsi setups

When we run the xmit code from queuecomand the stack trace
gets too deep. The patch runs the xmit code from the scsi_host
work queue. This fixes 4k stack and xfs support and should
fix the st and sg stack usage bugs.

Signed-off-by: Alex Aizman <itn780@yahoo.com>
Signed-off-by: Dmitry Yusupov <dmitry_yus@yahoo.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 45e31635a595..59a1c9d9d3bd 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -379,6 +379,7 @@ iscsi_transport_create_session(struct scsi_transport_template *scsit,
         shost->max_lun = transport->max_lun;
         shost->max_cmd_len = transport->max_cmd_len;
         shost->transportt = scsit;
+        shost->transportt->create_work_queue = 1;
 
         if (scsi_add_host(shost, NULL))
                 goto free_host;