GFS2: Prevent recovery before the local journal is set

This patch uses a completion to prevent dlm's recovery process from
referencing and trying to recover a journal before a journal has been
opened.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --cc fs/gfs2/incore.h
Simple merge

diff --cc fs/gfs2/ops_fstype.c
Simple merge

diff --cc fs/gfs2/sys.c
Simple merge