scsi: scsi_transport_iscsi: Use flush_work in iscsi_remove_session

scsi_flush_work flushes workqueue for the Scsi_Host.  In iSCSI offload
enabled host, this would wait for all other sessions under the host.

Use flush_work for the session being removed instead.

Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Reviewed-by: Chris Leech <cleech@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 568c9f26a561ebe6b580127598b926ec6d98bb2e..a424eaeafeb09852c898dc1e8a2326bce7109f29 100644 (file)
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2158,7 +2158,6 @@ static int iscsi_iter_destroy_conn_fn(struct device *dev, void *data)
 
 void iscsi_remove_session(struct iscsi_cls_session *session)
 {
-       struct Scsi_Host *shost = iscsi_session_to_shost(session);
        unsigned long flags;
        int err;
 
@@ -2185,7 +2184,7 @@ void iscsi_remove_session(struct iscsi_cls_session *session)
 
        scsi_target_unblock(&session->dev, SDEV_TRANSPORT_OFFLINE);
        /* flush running scans then delete devices */
-       scsi_flush_work(shost);
+       flush_work(&session->scan_work);
        __iscsi_unbind_session(&session->unbind_work);
 
        /* hw iscsi may not have removed all connections from session */