#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
-#include "crc32c.h"
+#include "hash.h"
static int find_name_in_backref(struct btrfs_path *path, const char * name,
int name_len, struct btrfs_inode_ref **ref_ret)
key.objectid = inode_objectid;
key.offset = ref_objectid;
- btrfs_set_key_type(&key, BTRFS_INODE_REF_KEY);
+ key.type = BTRFS_INODE_REF_KEY;
path = btrfs_alloc_path();
if (!path)
goto out;
old_size = btrfs_item_size_nr(path->nodes[0], path->slots[0]);
- ret = btrfs_extend_item(trans, root, path, ins_len);
+ ret = btrfs_extend_item(root, path, ins_len);
BUG_ON(ret);
ref = btrfs_item_ptr(path->nodes[0], path->slots[0],
struct btrfs_inode_ref);
btrfs_free_path(path);
if (ret == -EMLINK) {
- if (btrfs_fs_incompat(root->fs_info,
- BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF))
+ if (btrfs_fs_incompat(root->fs_info, EXTENDED_IREF))
ret = btrfs_insert_inode_extref(trans, root, name,
name_len,
inode_objectid,
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 &&
+ if (ret > 0 && location->type == BTRFS_ROOT_ITEM_KEY &&
location->offset == (u64)-1 && path->slots[0] != 0) {
slot = path->slots[0] - 1;
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)) {
+ found_key.type == location->type) {
path->slots[0]--;
return 0;
}
struct btrfs_inode_ref *btrfs_lookup_inode_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct btrfs_path *path,
const char *name, int namelen, u64 ino, u64 parent_ino,
- u64 index, int ins_len)
+ int ins_len)
{
struct btrfs_key key;
struct btrfs_inode_ref *ret_inode_ref = NULL;
return ret_inode_ref;
}
-static inline u64 btrfs_extref_hash(u64 parent_ino, const char *name,
- int namelen)
-{
- return (u64)btrfs_crc32c(parent_ino, name, namelen);
-}
-
static int btrfs_find_name_in_ext_backref(struct btrfs_path *path,
u64 parent_ino, const char *name, int namelen,
struct btrfs_inode_extref **extref_ret)
memmove_extent_buffer(leaf, ptr, ptr + del_len,
item_size - (ptr + del_len - item_start));
- btrfs_truncate_item(trans, root, path, item_size - del_len, 1);
+ btrfs_truncate_item(root, path, item_size - del_len, 1);
out:
btrfs_free_path(path);
name, name_len, NULL))
goto out;
- btrfs_extend_item(trans, root, path, ins_len);
+ btrfs_extend_item(root, path, ins_len);
ret = 0;
}
item_start = btrfs_item_ptr_offset(leaf, path->slots[0]);
memmove_extent_buffer(leaf, ptr, ptr + sub_item_len,
item_size - (ptr + sub_item_len - item_start));
- btrfs_truncate_item(trans, root, path, item_size - sub_item_len, 1);
+ btrfs_truncate_item(root, path, item_size - sub_item_len, 1);
btrfs_mark_buffer_dirty(path->nodes[0]);
out:
btrfs_free_path(path);
if (search_ext_refs &&
- btrfs_fs_incompat(root->fs_info,
- BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF)) {
+ btrfs_fs_incompat(root->fs_info, EXTENDED_IREF)) {
/*
* No refs were found, or we could not find the name in our ref
* array. Find and remove the extended inode ref then.