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reiserfs: balance_leaf refactor pull out balance_leaf_finish_node_insert

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This patch factors out a new balance_leaf_finish_node_insert from the code
in balance_leaf responsible for inserting new items into S[0]

It has not been reformatted yet.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jeff Mahoney 2014-04-23 10:00:53 -04:00 committed by Jan Kara
parent 9d496552b9
commit 8c480ea194
1 changed files with 21 additions and 9 deletions
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30
fs/reiserfs/do_balan.c
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@ -962,6 +962,26 @@ static void balance_leaf_new_nodes_paste(struct tree_balance *tb,
}
static void balance_leaf_finish_node_insert(struct tree_balance *tb,
struct item_head *ih,
const char *body)
{
struct buffer_head *tbS0 = PATH_PLAST_BUFFER(tb->tb_path);
struct buffer_info bi;
buffer_info_init_tbS0(tb, &bi);
leaf_insert_into_buf(&bi, tb->item_pos, ih,
body, tb->zeroes_num);
/*
* If we insert the first key
* change the delimiting key
*/
if (tb->item_pos == 0) {
if (tb->CFL[0]) /* can be 0 in reiserfsck */
replace_key(tb, tb->CFL[0], tb->lkey[0], tbS0, 0);
}
}
/**
* balance_leaf - reiserfs tree balancing algorithm
* @tb: tree balance state
@ -1136,15 +1156,7 @@ static int balance_leaf(struct tree_balance *tb, struct item_head *ih,
switch (flag) {
case M_INSERT: /* insert item into S[0] */
buffer_info_init_tbS0(tb, &bi);
leaf_insert_into_buf(&bi, tb->item_pos, ih,
body, tb->zeroes_num);
/* If we insert the first key change the delimiting key */
if (tb->item_pos == 0) {
if (tb->CFL[0]) /* can be 0 in reiserfsck */
replace_key(tb, tb->CFL[0], tb->lkey[0], tbS0, 0);
}
balance_leaf_finish_node_insert(tb, ih, body);
break;
case M_PASTE:{ /* append item in S[0] */