[GFS2] Remove one typedef

This removes one of the typedefs from the locking interface. It
is replaced by a forward declaration of the gfs2 superblock. The
other two are not so easy to solve since in their case, they
can refer to one of two possible structures.

Cc: David Teigland <teigland@redhat.com>
Cc: Jan Engelhardt <jengelh@linux01.gwdg.de>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 5759f52a1cf9..87b37fe269b6 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -1704,7 +1704,7 @@ static void blocking_cb(struct gfs2_sbd *sdp, struct lm_lockname *name,
 
 /**
  * gfs2_glock_cb - Callback used by locking module
- * @fsdata: Pointer to the superblock
+ * @sdp: Pointer to the superblock
  * @type: Type of callback
  * @data: Type dependent data pointer
  *
@@ -1713,9 +1713,8 @@ static void blocking_cb(struct gfs2_sbd *sdp, struct lm_lockname *name,
  * a journal from another client needs to be recovered.
  */
 
-void gfs2_glock_cb(lm_fsdata_t *fsdata, unsigned int type, void *data)
+void gfs2_glock_cb(struct gfs2_sbd *sdp, unsigned int type, void *data)
 {
-        struct gfs2_sbd *sdp = (struct gfs2_sbd *)fsdata;
 
         switch (type) {
         case LM_CB_NEED_E: