reiserfs: use buffer_info for leaf_paste_entries

This patch makes leaf_paste_entries more consistent with respect to the
other leaf operations.  Using buffer_info instead of buffer_head
directly allows us to get a superblock pointer for use in error
handling.
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/reiserfs/do_balan.c

@@ -449,8 +449,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							/* when we have merge directory item, pos_in_item has been changed too */
 
 							/* paste new directory entry. 1 is entry number */
-							leaf_paste_entries(bi.
-									   bi_bh,
+							leaf_paste_entries(&bi,
 									   n +
 									   item_pos
 									   -
@@ -699,7 +698,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							   n + item_pos -
 							   ret_val);
 					if (is_direntry_le_ih(pasted))
-						leaf_paste_entries(bi.bi_bh,
+						leaf_paste_entries(&bi,
 								   n +
 								   item_pos -
 								   ret_val,
@@ -894,8 +893,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							     tb->insert_size[0],
 							     body, zeros_num);
 							/* paste entry */
-							leaf_paste_entries(bi.
-									   bi_bh,
+							leaf_paste_entries(&bi,
 									   0,
 									   paste_entry_position,
 									   1,
@@ -1096,7 +1094,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							   tb->rnum[0]);
 					if (is_direntry_le_ih(pasted)
 					    && pos_in_item >= 0) {
-						leaf_paste_entries(bi.bi_bh,
+						leaf_paste_entries(&bi,
 								   item_pos -
 								   n +
 								   tb->rnum[0],
@@ -1339,8 +1337,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							     tb->insert_size[0],
 							     body, zeros_num);
 							/* paste new directory entry */
-							leaf_paste_entries(bi.
-									   bi_bh,
+							leaf_paste_entries(&bi,
 									   0,
 									   pos_in_item
 									   -
@@ -1505,7 +1502,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 							   item_pos - n +
 							   snum[i]);
 					if (is_direntry_le_ih(pasted)) {
-						leaf_paste_entries(bi.bi_bh,
+						leaf_paste_entries(&bi,
 								   item_pos -
 								   n + snum[i],
 								   pos_in_item,
@@ -1606,7 +1603,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,	/* item h
 								     zeros_num);
 
 						/* paste entry */
-						leaf_paste_entries(bi.bi_bh,
+						leaf_paste_entries(&bi,
 								   item_pos,
 								   pos_in_item,
 								   1,

fs/reiserfs/lbalance.c

@@ -111,7 +111,7 @@ static void leaf_copy_dir_entries(struct buffer_info *dest_bi,
 	item_num_in_dest =
 	    (last_first == FIRST_TO_LAST) ? (B_NR_ITEMS(dest) - 1) : 0;
 
-	leaf_paste_entries(dest_bi->bi_bh, item_num_in_dest,
+	leaf_paste_entries(dest_bi, item_num_in_dest,
 			   (last_first ==
 			    FIRST_TO_LAST) ? I_ENTRY_COUNT(B_N_PITEM_HEAD(dest,
 									  item_num_in_dest))
@@ -1191,7 +1191,7 @@ static void leaf_delete_items_entirely(struct buffer_info *bi,
 }
 
 /* paste new_entry_count entries (new_dehs, records) into position before to item_num-th item */
-void leaf_paste_entries(struct buffer_head *bh,
+void leaf_paste_entries(struct buffer_info *bi,
 			int item_num,
 			int before,
 			int new_entry_count,
@@ -1203,6 +1203,7 @@ void leaf_paste_entries(struct buffer_head *bh,
 	struct reiserfs_de_head *deh;
 	char *insert_point;
 	int i, old_entry_num;
+	struct buffer_head *bh = bi->bi_bh;
 
 	if (new_entry_count == 0)
 		return;

include/linux/reiserfs_fs.h

@@ -2026,7 +2026,7 @@ void leaf_paste_in_buffer(struct buffer_info *bi, int pasted_item_num,
 			  int zeros_number);
 void leaf_cut_from_buffer(struct buffer_info *bi, int cut_item_num,
 			  int pos_in_item, int cut_size);
-void leaf_paste_entries(struct buffer_head *bh, int item_num, int before,
+void leaf_paste_entries(struct buffer_info *bi, int item_num, int before,
 			int new_entry_count, struct reiserfs_de_head *new_dehs,
 			const char *records, int paste_size);
 /* ibalance.c */