nilfs2: remove nilfs_btree_operations from btree mapping
will remove indirect function calls using nilfs_btree_operations
table.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index 20e3fd0..24395e6 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -913,9 +913,9 @@
level = NILFS_BTREE_LEVEL_DATA;
/* allocate a new ptr for data block */
- if (btree->bt_ops->btop_find_target != NULL)
+ if (NILFS_BMAP_USE_VBN(&btree->bt_bmap))
path[level].bp_newreq.bpr_ptr =
- btree->bt_ops->btop_find_target(btree, path, key);
+ nilfs_btree_find_target_v(btree, path, key);
ret = nilfs_bmap_prepare_alloc_ptr(&btree->bt_bmap,
&path[level].bp_newreq);
@@ -1061,8 +1061,8 @@
set_buffer_nilfs_volatile((struct buffer_head *)((unsigned long)ptr));
ptr = path[NILFS_BTREE_LEVEL_DATA].bp_newreq.bpr_ptr;
- if (btree->bt_ops->btop_set_target != NULL)
- btree->bt_ops->btop_set_target(btree, key, ptr);
+ if (NILFS_BMAP_USE_VBN(&btree->bt_bmap))
+ nilfs_btree_set_target_v(btree, key, ptr);
for (level = NILFS_BTREE_LEVEL_NODE_MIN; level <= maxlevel; level++) {
nilfs_bmap_commit_alloc_ptr(&btree->bt_bmap,
@@ -1586,9 +1586,9 @@
/* for data */
/* cannot find near ptr */
- if (btree->bt_ops->btop_find_target != NULL)
- dreq->bpr_ptr
- = btree->bt_ops->btop_find_target(btree, NULL, key);
+ if (NILFS_BMAP_USE_VBN(bmap))
+ dreq->bpr_ptr = nilfs_btree_find_target_v(btree, NULL, key);
+
ret = nilfs_bmap_prepare_alloc_ptr(bmap, dreq);
if (ret < 0)
return ret;
@@ -1681,8 +1681,8 @@
nilfs_bmap_set_dirty(bmap);
}
- if (btree->bt_ops->btop_set_target != NULL)
- btree->bt_ops->btop_set_target(btree, key, dreq->bpr_ptr);
+ if (NILFS_BMAP_USE_VBN(bmap))
+ nilfs_btree_set_target_v(btree, key, dreq->bpr_ptr);
}
/**
@@ -1926,7 +1926,9 @@
goto out;
}
- ret = btree->bt_ops->btop_propagate(btree, path, level, bh);
+ ret = NILFS_BMAP_USE_VBN(bmap) ?
+ nilfs_btree_propagate_v(btree, path, level, bh) :
+ nilfs_btree_propagate_p(btree, path, level, bh);
out:
nilfs_btree_clear_path(btree, path);
@@ -2107,8 +2109,9 @@
goto out;
}
- ret = btree->bt_ops->btop_assign(btree, path, level, bh,
- blocknr, binfo);
+ ret = NILFS_BMAP_USE_VBN(bmap) ?
+ nilfs_btree_assign_v(btree, path, level, bh, blocknr, binfo) :
+ nilfs_btree_assign_p(btree, path, level, bh, blocknr, binfo);
out:
nilfs_btree_clear_path(btree, path);
@@ -2220,34 +2223,9 @@
.bop_gather_data = NULL,
};
-static const struct nilfs_btree_operations nilfs_btree_ops_v = {
- .btop_find_target = nilfs_btree_find_target_v,
- .btop_set_target = nilfs_btree_set_target_v,
- .btop_propagate = nilfs_btree_propagate_v,
- .btop_assign = nilfs_btree_assign_v,
-};
-
-static const struct nilfs_btree_operations nilfs_btree_ops_p = {
- .btop_find_target = NULL,
- .btop_set_target = NULL,
- .btop_propagate = nilfs_btree_propagate_p,
- .btop_assign = nilfs_btree_assign_p,
-};
-
int nilfs_btree_init(struct nilfs_bmap *bmap)
{
- struct nilfs_btree *btree = (struct nilfs_btree *)bmap;
-
bmap->b_ops = &nilfs_btree_ops;
- switch (bmap->b_inode->i_ino) {
- case NILFS_DAT_INO:
- btree->bt_ops = &nilfs_btree_ops_p;
- break;
- default:
- btree->bt_ops = &nilfs_btree_ops_v;
- break;
- }
-
return 0;
}