[DLM] wait for config check during join [6/6]

Joining the lockspace should wait for the initial round of inter-node
config checks to complete before returning.  This way, if there's a
configuration mismatch between the joining node and the existing nodes,
the join can fail and return an error to the application.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h
index a8d6e993697..03ba6c4fd5c 100644
--- a/fs/dlm/dlm_internal.h
+++ b/fs/dlm/dlm_internal.h
@@ -472,6 +472,8 @@ struct dlm_ls {
 
         wait_queue_head_t       ls_uevent_wait; /* user part of join/leave */
         int                     ls_uevent_result;
+        struct completion       ls_members_done;
+        int                     ls_members_result;
 
         struct miscdevice       ls_device;