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authorChris Mason <chris.mason@oracle.com>2007-10-16 00:14:19 +0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 19:03:56 +0400
commit5f39d397dfbe140a14edecd4e73c34ce23c4f9ee (patch)
tree280561e4b68d573590557dd27df656869eed8023 /fs/btrfs/inode-item.c
parent50b78c24d594e6985f36a9a8d8e2fb74e1664e90 (diff)
downloadlinux-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-item.c')
-rw-r--r--fs/btrfs/inode-item.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c
index b78346177539..35d2608f8918 100644
--- a/fs/btrfs/inode-item.c
+++ b/fs/btrfs/inode-item.c
@@ -20,24 +20,18 @@
#include "disk-io.h"
#include "transaction.h"
-int btrfs_insert_inode(struct btrfs_trans_handle *trans, struct btrfs_root
- *root, u64 objectid, struct btrfs_inode_item
- *inode_item)
+int btrfs_insert_empty_inode(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
+ struct btrfs_path *path, u64 objectid)
{
- struct btrfs_path *path;
struct btrfs_key key;
int ret;
key.objectid = objectid;
- key.flags = 0;
btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
key.offset = 0;
- path = btrfs_alloc_path();
- BUG_ON(!path);
- ret = btrfs_insert_item(trans, root, &key, inode_item,
- sizeof(*inode_item));
- btrfs_release_path(root, path);
- btrfs_free_path(path);
+ ret = btrfs_insert_empty_item(trans, root, path, &key,
+ sizeof(struct btrfs_inode_item));
if (ret == 0 && objectid > root->highest_inode)
root->highest_inode = objectid;
return ret;
@@ -51,15 +45,15 @@ int btrfs_lookup_inode(struct btrfs_trans_handle *trans, struct btrfs_root
int cow = mod != 0;
int ret;
int slot;
- struct btrfs_leaf *leaf;
+ struct extent_buffer *leaf;
struct btrfs_key found_key;
ret = btrfs_search_slot(trans, root, location, path, ins_len, cow);
if (ret > 0 && btrfs_key_type(location) == BTRFS_ROOT_ITEM_KEY &&
location->offset == (u64)-1 && path->slots[0] != 0) {
slot = path->slots[0] - 1;
- leaf = btrfs_buffer_leaf(path->nodes[0]);
- btrfs_disk_key_to_cpu(&found_key, &leaf->items[slot].key);
+ leaf = path->nodes[0];
+ btrfs_item_key_to_cpu(leaf, &found_key, slot);
if (found_key.objectid == location->objectid &&
btrfs_key_type(&found_key) == btrfs_key_type(location)) {
path->slots[0]--;