diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index d448eb1..1665aa1 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -149,7 +149,7 @@
 {
 	int err;
 
-	if (handle->h_buffer_credits >= thresh)
+	if (ext4_handle_has_enough_credits(handle, thresh))
 		return 0;
 
 	err = ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA);
@@ -232,7 +232,7 @@
 		memcpy(gdb->b_data, sbi->s_group_desc[i]->b_data, gdb->b_size);
 		set_buffer_uptodate(gdb);
 		unlock_buffer(gdb);
-		ext4_journal_dirty_metadata(handle, gdb);
+		ext4_handle_dirty_metadata(handle, NULL, gdb);
 		ext4_set_bit(bit, bh->b_data);
 		brelse(gdb);
 	}
@@ -251,7 +251,7 @@
 			err = PTR_ERR(bh);
 			goto exit_bh;
 		}
-		ext4_journal_dirty_metadata(handle, gdb);
+		ext4_handle_dirty_metadata(handle, NULL, gdb);
 		ext4_set_bit(bit, bh->b_data);
 		brelse(gdb);
 	}
@@ -276,7 +276,7 @@
 			err = PTR_ERR(it);
 			goto exit_bh;
 		}
-		ext4_journal_dirty_metadata(handle, it);
+		ext4_handle_dirty_metadata(handle, NULL, it);
 		brelse(it);
 		ext4_set_bit(bit, bh->b_data);
 	}
@@ -286,7 +286,7 @@
 
 	mark_bitmap_end(input->blocks_count, EXT4_BLOCKS_PER_GROUP(sb),
 			bh->b_data);
-	ext4_journal_dirty_metadata(handle, bh);
+	ext4_handle_dirty_metadata(handle, NULL, bh);
 	brelse(bh);
 
 	/* Mark unused entries in inode bitmap used */
@@ -299,7 +299,7 @@
 
 	mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), EXT4_BLOCKS_PER_GROUP(sb),
 			bh->b_data);
-	ext4_journal_dirty_metadata(handle, bh);
+	ext4_handle_dirty_metadata(handle, NULL, bh);
 exit_bh:
 	brelse(bh);
 
@@ -486,12 +486,12 @@
 	 * reserved inode, and will become GDT blocks (primary and backup).
 	 */
 	data[gdb_num % EXT4_ADDR_PER_BLOCK(sb)] = 0;
-	ext4_journal_dirty_metadata(handle, dind);
+	ext4_handle_dirty_metadata(handle, NULL, dind);
 	brelse(dind);
 	inode->i_blocks -= (gdbackups + 1) * sb->s_blocksize >> 9;
 	ext4_mark_iloc_dirty(handle, inode, &iloc);
 	memset((*primary)->b_data, 0, sb->s_blocksize);
-	ext4_journal_dirty_metadata(handle, *primary);
+	ext4_handle_dirty_metadata(handle, NULL, *primary);
 
 	o_group_desc = EXT4_SB(sb)->s_group_desc;
 	memcpy(n_group_desc, o_group_desc,
@@ -502,7 +502,7 @@
 	kfree(o_group_desc);
 
 	le16_add_cpu(&es->s_reserved_gdt_blocks, -1);
-	ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh);
+	ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
 
 	return 0;
 
@@ -618,7 +618,7 @@
 		       primary[i]->b_blocknr, gdbackups,
 		       blk + primary[i]->b_blocknr); */
 		data[gdbackups] = cpu_to_le32(blk + primary[i]->b_blocknr);
-		err2 = ext4_journal_dirty_metadata(handle, primary[i]);
+		err2 = ext4_handle_dirty_metadata(handle, NULL, primary[i]);
 		if (!err)
 			err = err2;
 	}
@@ -676,7 +676,8 @@
 		struct buffer_head *bh;
 
 		/* Out of journal space, and can't get more - abort - so sad */
-		if (handle->h_buffer_credits == 0 &&
+		if (ext4_handle_valid(handle) &&
+		    handle->h_buffer_credits == 0 &&
 		    ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA) &&
 		    (err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))
 			break;
@@ -696,7 +697,7 @@
 			memset(bh->b_data + size, 0, rest);
 		set_buffer_uptodate(bh);
 		unlock_buffer(bh);
-		ext4_journal_dirty_metadata(handle, bh);
+		ext4_handle_dirty_metadata(handle, NULL, bh);
 		brelse(bh);
 	}
 	if ((err2 = ext4_journal_stop(handle)) && !err)
@@ -916,7 +917,7 @@
 	/* Update the global fs size fields */
 	sbi->s_groups_count++;
 
-	ext4_journal_dirty_metadata(handle, primary);
+	ext4_handle_dirty_metadata(handle, NULL, primary);
 
 	/* Update the reserved block counts only once the new group is
 	 * active. */
@@ -938,7 +939,7 @@
 			EXT4_INODES_PER_GROUP(sb);
 	}
 
-	ext4_journal_dirty_metadata(handle, sbi->s_sbh);
+	ext4_handle_dirty_metadata(handle, NULL, sbi->s_sbh);
 	sb->s_dirt = 1;
 
 exit_journal:
@@ -1072,7 +1073,7 @@
 		goto exit_put;
 	}
 	ext4_blocks_count_set(es, o_blocks_count + add);
-	ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh);
+	ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
 	sb->s_dirt = 1;
 	unlock_super(sb);
 	ext4_debug("freeing blocks %llu through %llu\n", o_blocks_count,