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| author | Chris Mason <chris.mason@oracle.com> | 2007-10-16 00:14:19 +0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 19:03:56 +0400 |
| commit | 5f39d397dfbe140a14edecd4e73c34ce23c4f9ee (patch) | |
| tree | 280561e4b68d573590557dd27df656869eed8023 /fs/btrfs/inode-map.c | |
| parent | 50b78c24d594e6985f36a9a8d8e2fb74e1664e90 (diff) | |
| download | linux-5f39d397dfbe140a14edecd4e73c34ce23c4f9ee.tar.xz | |
Btrfs: Create extent_buffer interface for large blocksizes
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/inode-map.c')
| -rw-r--r-- | fs/btrfs/inode-map.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c index 405470866254..ab74977adf5c 100644 --- a/fs/btrfs/inode-map.c +++ b/fs/btrfs/inode-map.c @@ -24,8 +24,9 @@ int btrfs_find_highest_inode(struct btrfs_root *root, u64 *objectid) { struct btrfs_path *path; int ret; - struct btrfs_leaf *l; + struct extent_buffer *l; struct btrfs_key search_key; + struct btrfs_key found_key; int slot; path = btrfs_alloc_path(); @@ -39,8 +40,9 @@ int btrfs_find_highest_inode(struct btrfs_root *root, u64 *objectid) BUG_ON(ret == 0); if (path->slots[0] > 0) { slot = path->slots[0] - 1; - l = btrfs_buffer_leaf(path->nodes[0]); - *objectid = btrfs_disk_key_objectid(&l->items[slot].key); + l = path->nodes[0]; + btrfs_item_key_to_cpu(l, &found_key, slot); + *objectid = found_key.objectid; } else { *objectid = BTRFS_FIRST_FREE_OBJECTID; } @@ -64,13 +66,12 @@ int btrfs_find_free_objectid(struct btrfs_trans_handle *trans, int slot = 0; u64 last_ino = 0; int start_found; - struct btrfs_leaf *l; + struct extent_buffer *l; struct btrfs_key search_key; u64 search_start = dirid; path = btrfs_alloc_path(); BUG_ON(!path); - search_key.flags = 0; search_start = root->last_inode_alloc; search_start = max(search_start, BTRFS_FIRST_FREE_OBJECTID); search_key.objectid = search_start; @@ -86,9 +87,9 @@ int btrfs_find_free_objectid(struct btrfs_trans_handle *trans, path->slots[0]--; while (1) { - l = btrfs_buffer_leaf(path->nodes[0]); + l = path->nodes[0]; slot = path->slots[0]; - if (slot >= btrfs_header_nritems(&l->header)) { + if (slot >= btrfs_header_nritems(l)) { ret = btrfs_next_leaf(root, path); if (ret == 0) continue; @@ -103,7 +104,7 @@ int btrfs_find_free_objectid(struct btrfs_trans_handle *trans, last_ino : search_start; goto found; } - btrfs_disk_key_to_cpu(&key, &l->items[slot].key); + btrfs_item_key_to_cpu(l, &key, slot); if (key.objectid >= search_start) { if (start_found) { if (last_ino < search_start) |