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nilfs2: use nilfs_btnode_create_block function

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This displaces nilfs_btnode_get() use to create new btree node block
with nilfs_btnode_create_block.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
This commit is contained in:
Ryusuke Konishi 2009-11-13 16:25:19 +09:00
parent d501d73689
commit 45f4910bc0
2 changed files with 15 additions and 11 deletions

13
fs/nilfs2/btnode.c
View file

@ -270,12 +270,13 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc,
unlock_page(obh->b_page);
}
err = nilfs_btnode_get(btnc, newkey, 0, &nbh, 1);
if (likely(!err)) {
BUG_ON(nbh == obh);
ctxt->newbh = nbh;
}
return err;
nbh = nilfs_btnode_create_block(btnc, newkey);
if (!nbh)
return -ENOMEM;
BUG_ON(nbh == obh);
ctxt->newbh = nbh;
return 0;
failed_unlock:
unlock_page(obh->b_page);

13
fs/nilfs2/btree.c
View file

@ -122,12 +122,15 @@ static int nilfs_btree_get_new_block(const struct nilfs_btree *btree,
{
struct address_space *btnc =
&NILFS_BMAP_I((struct nilfs_bmap *)btree)->i_btnode_cache;
int ret;
struct buffer_head *bh;
ret = nilfs_btnode_get(btnc, ptr, 0, bhp, 1);
if (!ret)
set_buffer_nilfs_volatile(*bhp);
return ret;
bh = nilfs_btnode_create_block(btnc, ptr);
if (!bh)
return -ENOMEM;
set_buffer_nilfs_volatile(bh);
*bhp = bh;
return 0;
}
static inline int