From 94610610f10749c0e17b4d2840ff8a7cb636c413 Mon Sep 17 00:00:00 2001
From: Steven Whitehouse <swhiteho@redhat.com>
Date: Sat, 9 Sep 2006 18:59:27 -0400
Subject: [GFS2] Remove unused function from glock.c

The callback for iopen locks is unused, so this removes
it.

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

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index e941183..b348053 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -98,7 +98,7 @@ static rwlock_t gl_hash_locks[GL_HASH_LOCK_SZ];
 
 static inline rwlock_t *gl_lock_addr(unsigned int x)
 {
-	return &gl_hash_locks[(x) & (GL_HASH_LOCK_SZ-1)];
+	return &gl_hash_locks[x & (GL_HASH_LOCK_SZ-1)];
 }
 #else /* not SMP, so no spinlocks required */
 static inline rwlock_t *gl_lock_addr(x)
@@ -1806,22 +1806,6 @@ void gfs2_glock_cb(void *cb_data, unsigned int type, void *data)
 }
 
 /**
- * gfs2_iopen_go_callback - Try to kick the inode/vnode associated with an
- *                          iopen glock from memory
- * @io_gl: the iopen glock
- * @state: the state into which the glock should be put
- *
- */
-
-void gfs2_iopen_go_callback(struct gfs2_glock *io_gl, unsigned int state)
-{
-
-	if (state != LM_ST_UNLOCKED)
-		return;
-	/* FIXME: remove this? */
-}
-
-/**
  * demote_ok - Check to see if it's ok to unlock a glock
  * @gl: the glock
  *
@@ -2000,10 +1984,8 @@ void gfs2_scand_internal(struct gfs2_sbd *sdp)
 {
 	unsigned int x;
 
-	for (x = 0; x < GFS2_GL_HASH_SIZE; x++) {
+	for (x = 0; x < GFS2_GL_HASH_SIZE; x++)
 		examine_bucket(scan_glock, sdp, x);
-		cond_resched();
-	}
 }
 
 /**
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index 52b8a30..2b2a889 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -142,8 +142,6 @@ void gfs2_lvb_unhold(struct gfs2_glock *gl);
 
 void gfs2_glock_cb(void *cb_data, unsigned int type, void *data);
 
-void gfs2_iopen_go_callback(struct gfs2_glock *gl, unsigned int state);
-
 void gfs2_glock_schedule_for_reclaim(struct gfs2_glock *gl);
 void gfs2_reclaim_glock(struct gfs2_sbd *sdp);
 
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 0c50a72..d3aef74 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -529,7 +529,6 @@ const struct gfs2_glock_operations gfs2_trans_glops = {
 const struct gfs2_glock_operations gfs2_iopen_glops = {
 	.go_xmote_th = gfs2_glock_xmote_th,
 	.go_drop_th = gfs2_glock_drop_th,
-	.go_callback = gfs2_iopen_go_callback,
 	.go_type = LM_TYPE_IOPEN,
 };
 
-- 
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