Commit 45f4910b authored by Ryusuke Konishi's avatar Ryusuke Konishi
Browse files

nilfs2: use nilfs_btnode_create_block function 



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

Signed-off-by: default avatarRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
parent d501d736

fs/nilfs2/btnode.c

+7 −6
Original line number Diff line number Diff line
@@ -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)) {

	nbh = nilfs_btnode_create_block(btnc, newkey);

	if (!nbh)

		return -ENOMEM;



	BUG_ON(nbh == obh);

	ctxt->newbh = nbh;

	}

	return err;

	return 0;



 failed_unlock:

	unlock_page(obh->b_page);

fs/nilfs2/btree.c

+8 −5
Original line number Diff line number Diff line
@@ -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