pnfs/blocklayout: remove some debugging

The kbuild test robot complained that we got the printk format wrong.
Let's just kill these printks instead of fixing them as there is not
point after the initial tree algorithm debugging.
Reported-by: Nkbuild test robot <fengguang.wu@intel.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NTrond Myklebust <trond.myklebust@primarydata.com>

fs/nfs/blocklayout/extent_tree.c

@@ -370,9 +370,6 @@ ext_tree_split(struct rb_root *root, struct pnfs_block_extent *be,
 	struct pnfs_block_extent *new;
 	sector_t orig_len = be->be_length;
 
-	dprintk("%s: need split for 0x%lx:0x%lx at 0x%lx\n",
-		__func__, be->be_f_offset, ext_f_end(be), split);
-
 	new = kzalloc(sizeof(*new), GFP_ATOMIC);
 	if (!new)
 		return -ENOMEM;
@@ -387,11 +384,6 @@ ext_tree_split(struct rb_root *root, struct pnfs_block_extent *be,
 	new->be_tag = be->be_tag;
 	new->be_device = nfs4_get_deviceid(be->be_device);
 
-	dprintk("%s: got 0x%lx:0x%lx!\n",
-		__func__, be->be_f_offset, ext_f_end(be));
-	dprintk("%s: got 0x%lx:0x%lx!\n",
-		__func__, new->be_f_offset, ext_f_end(new));
-
 	__ext_tree_insert(root, new, false);
 	return 0;
 }