ceph: remove unreachable code

We never truncate to a smaller size without contacting the MDS.

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>

fs/ceph/inode.c

@@ -1396,7 +1396,6 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
 	int release = 0, dirtied = 0;
 	int mask = 0;
 	int err = 0;
-	int queue_trunc = 0;
 
 	if (ceph_snap(inode) != CEPH_NOSNAP)
 		return -EROFS;
@@ -1510,11 +1509,6 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
 		if ((issued & CEPH_CAP_FILE_EXCL) &&
 		    attr->ia_size > inode->i_size) {
 			inode->i_size = attr->ia_size;
-			if (attr->ia_size < inode->i_size) {
-				ci->i_truncate_size = attr->ia_size;
-				ci->i_truncate_pending++;
-				queue_trunc = 1;
-			}
 			inode->i_blocks =
 				(attr->ia_size + (1 << 9) - 1) >> 9;
 			inode->i_ctime = attr->ia_ctime;
@@ -1567,9 +1561,6 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
 	release &= issued;
 	spin_unlock(&inode->i_lock);
 
-	if (queue_trunc)
-		__ceph_do_pending_vmtruncate(inode);
-
 	if (mask) {
 		req->r_inode = igrab(inode);
 		req->r_inode_drop = release;