diff options
Diffstat (limited to 'drivers/scsi/libiscsi.c')
| -rw-r--r-- | drivers/scsi/libiscsi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 96300259899..a223413e156 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -552,8 +552,10 @@ static int iscsi_data_xmit(struct iscsi_conn *conn) if (unlikely(__kfifo_len(conn->immqueue))) { while (__kfifo_get(conn->immqueue, (void*)&conn->mtask, sizeof(void*))) { + spin_lock_bh(&conn->session->lock); list_add_tail(&conn->mtask->running, &conn->mgmt_run_list); + spin_unlock_bh(&conn->session->lock); if (tt->xmit_mgmt_task(conn, conn->mtask)) goto again; } @@ -568,8 +570,10 @@ static int iscsi_data_xmit(struct iscsi_conn *conn) * iscsi tcp may readd the task to the xmitqueue to send * write data */ + spin_lock_bh(&conn->session->lock); if (list_empty(&conn->ctask->running)) list_add_tail(&conn->ctask->running, &conn->run_list); + spin_unlock_bh(&conn->session->lock); if (tt->xmit_cmd_task(conn, conn->ctask)) goto again; } @@ -580,8 +584,10 @@ static int iscsi_data_xmit(struct iscsi_conn *conn) if (unlikely(__kfifo_len(conn->mgmtqueue))) { while (__kfifo_get(conn->mgmtqueue, (void*)&conn->mtask, sizeof(void*))) { + spin_lock_bh(&conn->session->lock); list_add_tail(&conn->mtask->running, &conn->mgmt_run_list); + spin_unlock_bh(&conn->session->lock); if (tt->xmit_mgmt_task(conn, conn->mtask)) goto again; } |