[GFS2] Patch to remove stats counters from GFS2 (II)

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

fs/gfs2/glock.c

@@ -825,7 +825,6 @@ static void handle_callback(struct gfs2_glock *gl, unsigned int state)
 
 static void state_change(struct gfs2_glock *gl, unsigned int new_state)
 {
-	struct gfs2_sbd *sdp = gl->gl_sbd;
 	int held1, held2;
 
 	held1 = (gl->gl_state != LM_ST_UNLOCKED);
@@ -1390,7 +1389,6 @@ int gfs2_glock_wait(struct gfs2_holder *gh)
 void gfs2_glock_dq(struct gfs2_holder *gh)
 {
 	struct gfs2_glock *gl = gh->gh_gl;
-	struct gfs2_sbd *sdp = gl->gl_sbd;
 	struct gfs2_glock_operations *glops = gl->gl_ops;
 
 	if (gh->gh_flags & GL_SYNC)

fs/gfs2/ops_dentry.c

@@ -35,7 +35,6 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd)
 {
 	struct dentry *parent = dget_parent(dentry);
 	struct gfs2_inode *dip = get_v2ip(parent->d_inode);
-	struct gfs2_sbd *sdp = dip->i_sbd;
 	struct inode *inode;
 	struct gfs2_holder d_gh;
 	struct gfs2_inode *ip;

fs/gfs2/ops_export.c

@@ -161,7 +161,6 @@ static int gfs2_get_name(struct dentry *parent, char *name,
 
 static struct dentry *gfs2_get_parent(struct dentry *child)
 {
-	struct gfs2_inode *dip = get_v2ip(child->d_inode);
 	struct qstr dotdot = { .name = "..", .len = 2 };
 	struct inode *inode;
 	struct dentry *dentry;

fs/gfs2/ops_file.c

@@ -299,7 +299,6 @@ static ssize_t gfs2_file_readv(struct file *filp, const struct iovec *iov,
 static ssize_t gfs2_file_aio_read(struct kiocb *iocb, char __user *buf,
 				  size_t count, loff_t pos)
 {
-	struct file *filp = iocb->ki_filp;
         struct iovec local_iov = { .iov_base = buf, .iov_len = count };
 
         BUG_ON(iocb->ki_pos != pos);
@@ -818,7 +817,6 @@ static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl)
 static ssize_t gfs2_sendfile(struct file *in_file, loff_t *offset, size_t count,
 			     read_actor_t actor, void *target)
 {
-	struct gfs2_inode *ip = get_v2ip(in_file->f_mapping->host);
 	return generic_file_sendfile(in_file, offset, count, actor, target);
 }