Btrfs: struct item endian fixes
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
parent
e2fa7227cd
commit
0783fcfc4d
129
fs/btrfs/ctree.c
129
fs/btrfs/ctree.c
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@ -76,7 +76,7 @@ static inline unsigned int leaf_data_end(struct leaf *leaf)
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u32 nr = btrfs_header_nritems(&leaf->header);
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if (nr == 0)
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return sizeof(leaf->data);
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return leaf->items[nr-1].offset;
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return btrfs_item_offset(leaf->items + nr - 1);
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}
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/*
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@ -174,11 +174,12 @@ int check_leaf(struct ctree_path *path, int level)
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btrfs_disk_key_to_cpu(&cpukey, &leaf->items[i + 1].key);
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BUG_ON(comp_keys(&leaf->items[i].key,
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&cpukey) >= 0);
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BUG_ON(leaf->items[i].offset != leaf->items[i + 1].offset +
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leaf->items[i + 1].size);
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BUG_ON(btrfs_item_offset(leaf->items + i) !=
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btrfs_item_end(leaf->items + i + 1));
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if (i == 0) {
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BUG_ON(leaf->items[i].offset + leaf->items[i].size !=
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LEAF_DATA_SIZE);
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BUG_ON(btrfs_item_offset(leaf->items + i) +
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btrfs_item_size(leaf->items + i) !=
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LEAF_DATA_SIZE);
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}
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}
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return 0;
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@ -235,7 +236,8 @@ int bin_search(struct node *c, struct btrfs_key *key, int *slot)
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{
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if (btrfs_is_leaf(c)) {
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struct leaf *l = (struct leaf *)c;
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return generic_bin_search((void *)l->items, sizeof(struct item),
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return generic_bin_search((void *)l->items,
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sizeof(struct btrfs_item),
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key, btrfs_header_nritems(&c->header),
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slot);
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} else {
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@ -485,7 +487,7 @@ again:
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struct leaf *l = (struct leaf *)c;
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p->slots[level] = slot;
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if (ins_len > 0 && leaf_free_space(l) <
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sizeof(struct item) + ins_len) {
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sizeof(struct btrfs_item) + ins_len) {
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int sret = split_leaf(root, p, ins_len);
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BUG_ON(sret > 0);
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if (sret)
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@ -780,9 +782,9 @@ static int leaf_space_used(struct leaf *l, int start, int nr)
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if (!nr)
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return 0;
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data_len = l->items[start].offset + l->items[start].size;
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data_len = data_len - l->items[end].offset;
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data_len += sizeof(struct item) * nr;
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data_len = btrfs_item_end(l->items + start);
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data_len = data_len - btrfs_item_offset(l->items + end);
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data_len += sizeof(struct btrfs_item) * nr;
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return data_len;
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}
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@ -806,7 +808,7 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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int free_space;
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int push_space = 0;
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int push_items = 0;
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struct item *item;
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struct btrfs_item *item;
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u32 left_nritems;
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u32 right_nritems;
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@ -821,7 +823,7 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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right_buf = read_tree_block(root, upper->node.blockptrs[slot + 1]);
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right = &right_buf->leaf;
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free_space = leaf_free_space(right);
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if (free_space < data_size + sizeof(struct item)) {
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if (free_space < data_size + sizeof(struct btrfs_item)) {
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tree_block_release(root, right_buf);
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return 1;
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}
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@ -829,7 +831,7 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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btrfs_cow_block(root, right_buf, upper, slot + 1, &right_buf);
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right = &right_buf->leaf;
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free_space = leaf_free_space(right);
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if (free_space < data_size + sizeof(struct item)) {
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if (free_space < data_size + sizeof(struct btrfs_item)) {
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tree_block_release(root, right_buf);
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return 1;
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}
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@ -839,10 +841,11 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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item = left->items + i;
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if (path->slots[0] == i)
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push_space += data_size + sizeof(*item);
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if (item->size + sizeof(*item) + push_space > free_space)
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if (btrfs_item_size(item) + sizeof(*item) + push_space >
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free_space)
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break;
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push_items++;
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push_space += item->size + sizeof(*item);
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push_space += btrfs_item_size(item) + sizeof(*item);
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}
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if (push_items == 0) {
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tree_block_release(root, right_buf);
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@ -850,8 +853,7 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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}
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right_nritems = btrfs_header_nritems(&right->header);
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/* push left to right */
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push_space = left->items[left_nritems - push_items].offset +
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left->items[left_nritems - push_items].size;
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push_space = btrfs_item_end(left->items + left_nritems - push_items);
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push_space -= leaf_data_end(left);
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/* make room in the right data area */
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memmove(right->data + leaf_data_end(right) - push_space,
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@ -862,18 +864,19 @@ static int push_leaf_right(struct ctree_root *root, struct ctree_path *path,
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left->data + leaf_data_end(left),
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push_space);
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memmove(right->items + push_items, right->items,
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right_nritems * sizeof(struct item));
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right_nritems * sizeof(struct btrfs_item));
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/* copy the items from left to right */
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memcpy(right->items, left->items + left_nritems - push_items,
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push_items * sizeof(struct item));
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push_items * sizeof(struct btrfs_item));
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/* update the item pointers */
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right_nritems += push_items;
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btrfs_set_header_nritems(&right->header, right_nritems);
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push_space = LEAF_DATA_SIZE;
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for (i = 0; i < right_nritems; i++) {
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right->items[i].offset = push_space - right->items[i].size;
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push_space = right->items[i].offset;
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btrfs_set_item_offset(right->items + i, push_space -
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btrfs_item_size(right->items + i));
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push_space = btrfs_item_offset(right->items + i);
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}
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left_nritems -= push_items;
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btrfs_set_header_nritems(&left->header, left_nritems);
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@ -911,7 +914,7 @@ static int push_leaf_left(struct ctree_root *root, struct ctree_path *path,
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int free_space;
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int push_space = 0;
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int push_items = 0;
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struct item *item;
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struct btrfs_item *item;
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u32 old_left_nritems;
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int ret = 0;
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int wret;
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@ -926,7 +929,7 @@ static int push_leaf_left(struct ctree_root *root, struct ctree_path *path,
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t = read_tree_block(root, path->nodes[1]->node.blockptrs[slot - 1]);
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left = &t->leaf;
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free_space = leaf_free_space(left);
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if (free_space < data_size + sizeof(struct item)) {
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if (free_space < data_size + sizeof(struct btrfs_item)) {
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tree_block_release(root, t);
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return 1;
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}
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@ -935,7 +938,7 @@ static int push_leaf_left(struct ctree_root *root, struct ctree_path *path,
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btrfs_cow_block(root, t, path->nodes[1], slot - 1, &t);
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left = &t->leaf;
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free_space = leaf_free_space(left);
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if (free_space < data_size + sizeof(struct item)) {
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if (free_space < data_size + sizeof(struct btrfs_item)) {
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tree_block_release(root, t);
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return 1;
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}
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@ -944,10 +947,11 @@ static int push_leaf_left(struct ctree_root *root, struct ctree_path *path,
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item = right->items + i;
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if (path->slots[0] == i)
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push_space += data_size + sizeof(*item);
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if (item->size + sizeof(*item) + push_space > free_space)
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if (btrfs_item_size(item) + sizeof(*item) + push_space >
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free_space)
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break;
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push_items++;
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push_space += item->size + sizeof(*item);
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push_space += btrfs_item_size(item) + sizeof(*item);
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}
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if (push_items == 0) {
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tree_block_release(root, t);
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@ -955,35 +959,40 @@ static int push_leaf_left(struct ctree_root *root, struct ctree_path *path,
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}
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/* push data from right to left */
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memcpy(left->items + btrfs_header_nritems(&left->header),
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right->items, push_items * sizeof(struct item));
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push_space = LEAF_DATA_SIZE - right->items[push_items -1].offset;
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right->items, push_items * sizeof(struct btrfs_item));
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push_space = LEAF_DATA_SIZE -
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btrfs_item_offset(right->items + push_items -1);
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memcpy(left->data + leaf_data_end(left) - push_space,
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right->data + right->items[push_items - 1].offset,
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right->data + btrfs_item_offset(right->items + push_items - 1),
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push_space);
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old_left_nritems = btrfs_header_nritems(&left->header);
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BUG_ON(old_left_nritems < 0);
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for(i = old_left_nritems; i < old_left_nritems + push_items; i++) {
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left->items[i].offset -= LEAF_DATA_SIZE -
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left->items[old_left_nritems -1].offset;
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for (i = old_left_nritems; i < old_left_nritems + push_items; i++) {
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u16 ioff = btrfs_item_offset(left->items + i);
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btrfs_set_item_offset(left->items + i, ioff - (LEAF_DATA_SIZE -
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btrfs_item_offset(left->items +
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old_left_nritems - 1)));
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}
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btrfs_set_header_nritems(&left->header, old_left_nritems + push_items);
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/* fixup right node */
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push_space = right->items[push_items-1].offset - leaf_data_end(right);
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push_space = btrfs_item_offset(right->items + push_items - 1) -
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leaf_data_end(right);
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memmove(right->data + LEAF_DATA_SIZE - push_space, right->data +
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leaf_data_end(right), push_space);
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memmove(right->items, right->items + push_items,
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(btrfs_header_nritems(&right->header) - push_items) *
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sizeof(struct item));
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sizeof(struct btrfs_item));
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btrfs_set_header_nritems(&right->header,
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btrfs_header_nritems(&right->header) -
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push_items);
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push_space = LEAF_DATA_SIZE;
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for (i = 0; i < btrfs_header_nritems(&right->header); i++) {
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right->items[i].offset = push_space - right->items[i].size;
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push_space = right->items[i].offset;
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btrfs_set_item_offset(right->items + i, push_space -
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btrfs_item_size(right->items + i));
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push_space = btrfs_item_offset(right->items + i);
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}
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BUG_ON(list_empty(&t->dirty));
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@ -1023,7 +1032,7 @@ static int split_leaf(struct ctree_root *root, struct ctree_path *path,
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int slot;
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struct leaf *right;
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struct tree_buffer *right_buffer;
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int space_needed = data_size + sizeof(struct item);
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int space_needed = data_size + sizeof(struct btrfs_item);
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int data_copy_size;
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int rt_data_off;
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int i;
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@ -1034,7 +1043,7 @@ static int split_leaf(struct ctree_root *root, struct ctree_path *path,
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l = &l_buf->leaf;
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/* did the pushes work? */
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if (leaf_free_space(l) >= sizeof(struct item) + data_size)
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if (leaf_free_space(l) >= sizeof(struct btrfs_item) + data_size)
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return 0;
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if (!path->nodes[1]) {
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@ -1066,17 +1075,17 @@ static int split_leaf(struct ctree_root *root, struct ctree_path *path,
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btrfs_set_header_level(&right->header, 0);
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btrfs_set_header_parentid(&right->header,
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btrfs_header_parentid(&root->node->node.header));
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data_copy_size = l->items[mid].offset + l->items[mid].size -
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leaf_data_end(l);
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data_copy_size = btrfs_item_end(l->items + mid) - leaf_data_end(l);
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memcpy(right->items, l->items + mid,
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(nritems - mid) * sizeof(struct item));
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(nritems - mid) * sizeof(struct btrfs_item));
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memcpy(right->data + LEAF_DATA_SIZE - data_copy_size,
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l->data + leaf_data_end(l), data_copy_size);
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rt_data_off = LEAF_DATA_SIZE -
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(l->items[mid].offset + l->items[mid].size);
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rt_data_off = LEAF_DATA_SIZE - btrfs_item_end(l->items + mid);
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for (i = 0; i < btrfs_header_nritems(&right->header); i++)
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right->items[i].offset += rt_data_off;
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for (i = 0; i < btrfs_header_nritems(&right->header); i++) {
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u16 ioff = btrfs_item_offset(right->items + i);
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btrfs_set_item_offset(right->items + i, ioff + rt_data_off);
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}
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btrfs_set_header_nritems(&l->header, mid);
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ret = 0;
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@ -1136,26 +1145,28 @@ int insert_item(struct ctree_root *root, struct btrfs_key *cpu_key,
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nritems = btrfs_header_nritems(&leaf->header);
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data_end = leaf_data_end(leaf);
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if (leaf_free_space(leaf) < sizeof(struct item) + data_size)
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if (leaf_free_space(leaf) < sizeof(struct btrfs_item) + data_size)
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BUG();
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slot = path.slots[0];
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BUG_ON(slot < 0);
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if (slot != nritems) {
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int i;
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unsigned int old_data = leaf->items[slot].offset +
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leaf->items[slot].size;
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unsigned int old_data = btrfs_item_end(leaf->items + slot);
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/*
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* item0..itemN ... dataN.offset..dataN.size .. data0.size
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*/
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/* first correct the data pointers */
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for (i = slot; i < nritems; i++)
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leaf->items[i].offset -= data_size;
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for (i = slot; i < nritems; i++) {
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u16 ioff = btrfs_item_offset(leaf->items + i);
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btrfs_set_item_offset(leaf->items + i,
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ioff - data_size);
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}
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/* shift the items */
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memmove(leaf->items + slot + 1, leaf->items + slot,
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(nritems - slot) * sizeof(struct item));
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(nritems - slot) * sizeof(struct btrfs_item));
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/* shift the data */
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memmove(leaf->data + data_end - data_size, leaf->data +
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@ -1165,8 +1176,8 @@ int insert_item(struct ctree_root *root, struct btrfs_key *cpu_key,
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/* copy the new data in */
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memcpy(&leaf->items[slot].key, &disk_key,
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sizeof(struct btrfs_disk_key));
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leaf->items[slot].offset = data_end - data_size;
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leaf->items[slot].size = data_size;
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btrfs_set_item_offset(leaf->items + slot, data_end - data_size);
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btrfs_set_item_size(leaf->items + slot, data_size);
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memcpy(leaf->data + data_end - data_size, data, data_size);
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btrfs_set_header_nritems(&leaf->header, nritems + 1);
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@ -1241,8 +1252,8 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
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leaf_buf = path->nodes[0];
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leaf = &leaf_buf->leaf;
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slot = path->slots[0];
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doff = leaf->items[slot].offset;
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dsize = leaf->items[slot].size;
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doff = btrfs_item_offset(leaf->items + slot);
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dsize = btrfs_item_size(leaf->items + slot);
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nritems = btrfs_header_nritems(&leaf->header);
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if (slot != nritems - 1) {
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@ -1251,10 +1262,12 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
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memmove(leaf->data + data_end + dsize,
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leaf->data + data_end,
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doff - data_end);
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for (i = slot + 1; i < nritems; i++)
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leaf->items[i].offset += dsize;
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for (i = slot + 1; i < nritems; i++) {
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u16 ioff = btrfs_item_offset(leaf->items + i);
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btrfs_set_item_offset(leaf->items + i, ioff + dsize);
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}
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memmove(leaf->items + slot, leaf->items + slot + 1,
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sizeof(struct item) *
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sizeof(struct btrfs_item) *
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(nritems - slot - 1));
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}
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btrfs_set_header_nritems(&leaf->header, nritems - 1);
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@ -98,10 +98,10 @@ struct ctree_super_block {
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* the key flags parameter. offset and size tell us where to find
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* the item in the leaf (relative to the start of the data area)
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*/
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struct item {
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struct btrfs_item {
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struct btrfs_disk_key key;
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u16 offset;
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u16 size;
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__le16 offset;
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__le16 size;
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} __attribute__ ((__packed__));
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/*
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@ -115,7 +115,8 @@ struct item {
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struct leaf {
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struct btrfs_header header;
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union {
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struct item items[LEAF_DATA_SIZE/sizeof(struct item)];
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struct btrfs_item items[LEAF_DATA_SIZE/
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sizeof(struct btrfs_item)];
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u8 data[CTREE_BLOCKSIZE-sizeof(struct btrfs_header)];
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};
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} __attribute__ ((__packed__));
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@ -152,6 +153,31 @@ struct ctree_path {
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int slots[MAX_LEVEL];
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};
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static inline u16 btrfs_item_offset(struct btrfs_item *item)
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{
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||||
return le16_to_cpu(item->offset);
|
||||
}
|
||||
|
||||
static inline void btrfs_set_item_offset(struct btrfs_item *item, u16 val)
|
||||
{
|
||||
item->offset = cpu_to_le16(val);
|
||||
}
|
||||
|
||||
static inline u16 btrfs_item_end(struct btrfs_item *item)
|
||||
{
|
||||
return le16_to_cpu(item->offset) + le16_to_cpu(item->size);
|
||||
}
|
||||
|
||||
static inline u16 btrfs_item_size(struct btrfs_item *item)
|
||||
{
|
||||
return le16_to_cpu(item->size);
|
||||
}
|
||||
|
||||
static inline void btrfs_set_item_size(struct btrfs_item *item, u16 val)
|
||||
{
|
||||
item->size = cpu_to_le16(val);
|
||||
}
|
||||
|
||||
static inline void btrfs_disk_key_to_cpu(struct btrfs_key *cpu,
|
||||
struct btrfs_disk_key *disk)
|
||||
{
|
||||
|
|
|
@ -40,8 +40,8 @@ static int inc_block_ref(struct ctree_root *root, u64 blocknr)
|
|||
BUG();
|
||||
BUG_ON(ret != 0);
|
||||
l = &path.nodes[0]->leaf;
|
||||
item = (struct extent_item *)(l->data +
|
||||
l->items[path.slots[0]].offset);
|
||||
item = (struct extent_item *)(l->data + btrfs_item_offset(l->items +
|
||||
path.slots[0]));
|
||||
item->refs++;
|
||||
|
||||
BUG_ON(list_empty(&path.nodes[0]->dirty));
|
||||
|
@ -67,7 +67,8 @@ static int lookup_block_ref(struct ctree_root *root, u64 blocknr, u32 *refs)
|
|||
BUG();
|
||||
l = &path.nodes[0]->leaf;
|
||||
item = (struct extent_item *)(l->data +
|
||||
l->items[path.slots[0]].offset);
|
||||
btrfs_item_offset(l->items +
|
||||
path.slots[0]));
|
||||
*refs = item->refs;
|
||||
release_path(root->extent_root, &path);
|
||||
return 0;
|
||||
|
@ -144,7 +145,7 @@ int __free_extent(struct ctree_root *root, u64 blocknr, u64 num_blocks)
|
|||
struct btrfs_key key;
|
||||
struct ctree_root *extent_root = root->extent_root;
|
||||
int ret;
|
||||
struct item *item;
|
||||
struct btrfs_item *item;
|
||||
struct extent_item *ei;
|
||||
struct btrfs_key ins;
|
||||
|
||||
|
@ -162,7 +163,8 @@ int __free_extent(struct ctree_root *root, u64 blocknr, u64 num_blocks)
|
|||
BUG();
|
||||
}
|
||||
item = path.nodes[0]->leaf.items + path.slots[0];
|
||||
ei = (struct extent_item *)(path.nodes[0]->leaf.data + item->offset);
|
||||
ei = (struct extent_item *)(path.nodes[0]->leaf.data +
|
||||
btrfs_item_offset(item));
|
||||
BUG_ON(ei->refs == 0);
|
||||
ei->refs--;
|
||||
if (ei->refs == 0) {
|
||||
|
|
|
@ -14,7 +14,7 @@ int mkfs(int fd)
|
|||
{
|
||||
struct ctree_root_info info[2];
|
||||
struct leaf empty_leaf;
|
||||
struct item item;
|
||||
struct btrfs_item item;
|
||||
struct extent_item extent_item;
|
||||
int ret;
|
||||
|
||||
|
@ -45,31 +45,37 @@ int mkfs(int fd)
|
|||
btrfs_set_header_nritems(&empty_leaf.header, 3);
|
||||
|
||||
/* item1, reserve blocks 0-16 */
|
||||
item.key.objectid = cpu_to_le64(0);
|
||||
item.key.offset = cpu_to_le64(17);
|
||||
item.key.flags = cpu_to_le32(0);
|
||||
item.offset = LEAF_DATA_SIZE - sizeof(struct extent_item);
|
||||
item.size = sizeof(struct extent_item);
|
||||
btrfs_set_key_objectid(&item.key, 0);
|
||||
btrfs_set_key_offset(&item.key, 17);
|
||||
btrfs_set_key_flags(&item.key, 0);
|
||||
btrfs_set_item_offset(&item,
|
||||
LEAF_DATA_SIZE - sizeof(struct extent_item));
|
||||
btrfs_set_item_size(&item, sizeof(struct extent_item));
|
||||
extent_item.refs = 1;
|
||||
extent_item.owner = 0;
|
||||
memcpy(empty_leaf.items, &item, sizeof(item));
|
||||
memcpy(empty_leaf.data + item.offset, &extent_item, item.size);
|
||||
memcpy(empty_leaf.data + btrfs_item_offset(&item), &extent_item,
|
||||
btrfs_item_size(&item));
|
||||
|
||||
/* item2, give block 17 to the root */
|
||||
item.key.objectid = cpu_to_le64(17);
|
||||
item.key.offset = cpu_to_le64(1);
|
||||
item.offset = LEAF_DATA_SIZE - sizeof(struct extent_item) * 2;
|
||||
btrfs_set_key_objectid(&item.key, 17);
|
||||
btrfs_set_key_offset(&item.key, 1);
|
||||
btrfs_set_item_offset(&item,
|
||||
LEAF_DATA_SIZE - sizeof(struct extent_item) * 2);
|
||||
extent_item.owner = 1;
|
||||
memcpy(empty_leaf.items + 1, &item, sizeof(item));
|
||||
memcpy(empty_leaf.data + item.offset, &extent_item, item.size);
|
||||
memcpy(empty_leaf.data + btrfs_item_offset(&item), &extent_item,
|
||||
btrfs_item_size(&item));
|
||||
|
||||
/* item3, give block 18 for the extent root */
|
||||
item.key.objectid = cpu_to_le64(18);
|
||||
item.key.offset = cpu_to_le64(1);
|
||||
item.offset = LEAF_DATA_SIZE - sizeof(struct extent_item) * 3;
|
||||
btrfs_set_key_objectid(&item.key, 18);
|
||||
btrfs_set_key_offset(&item.key, 1);
|
||||
btrfs_set_item_offset(&item,
|
||||
LEAF_DATA_SIZE - sizeof(struct extent_item) * 3);
|
||||
extent_item.owner = 2;
|
||||
memcpy(empty_leaf.items + 2, &item, sizeof(item));
|
||||
memcpy(empty_leaf.data + item.offset, &extent_item, item.size);
|
||||
memcpy(empty_leaf.data + btrfs_item_offset(&item), &extent_item,
|
||||
btrfs_item_size(&item));
|
||||
ret = pwrite(fd, &empty_leaf, sizeof(empty_leaf), 18 * CTREE_BLOCKSIZE);
|
||||
if (ret != sizeof(empty_leaf))
|
||||
return -1;
|
||||
|
|
|
@ -9,7 +9,7 @@ void print_leaf(struct leaf *l)
|
|||
{
|
||||
int i;
|
||||
u32 nr = btrfs_header_nritems(&l->header);
|
||||
struct item *item;
|
||||
struct btrfs_item *item;
|
||||
struct extent_item *ei;
|
||||
printf("leaf %Lu total ptrs %d free space %d\n",
|
||||
btrfs_header_blocknr(&l->header), nr, leaf_free_space(l));
|
||||
|
@ -18,12 +18,15 @@ void print_leaf(struct leaf *l)
|
|||
item = l->items + i;
|
||||
printf("\titem %d key (%Lu %u %Lu) itemoff %d itemsize %d\n",
|
||||
i,
|
||||
item->key.objectid, item->key.flags, item->key.offset,
|
||||
item->offset, item->size);
|
||||
btrfs_key_objectid(&item->key),
|
||||
btrfs_key_flags(&item->key),
|
||||
btrfs_key_offset(&item->key),
|
||||
btrfs_item_offset(item),
|
||||
btrfs_item_size(item));
|
||||
fflush(stdout);
|
||||
printf("\t\titem data %.*s\n", item->size,
|
||||
l->data+item->offset);
|
||||
ei = (struct extent_item *)(l->data + item->offset);
|
||||
printf("\t\titem data %.*s\n", btrfs_item_size(item),
|
||||
l->data + btrfs_item_offset(item));
|
||||
ei = (struct extent_item *)(l->data + btrfs_item_offset(item));
|
||||
printf("\t\textent data refs %u owner %Lu\n", ei->refs,
|
||||
ei->owner);
|
||||
fflush(stdout);
|
||||
|
|
|
@ -173,7 +173,7 @@ static int empty_tree(struct ctree_root *root, struct radix_tree_root *radix,
|
|||
path.slots[0] -= 1;
|
||||
}
|
||||
slot = path.slots[0];
|
||||
found = path.nodes[0]->leaf.items[slot].key.objectid;
|
||||
found=btrfs_key_objectid(&path.nodes[0]->leaf.items[slot].key);
|
||||
ret = del_item(root, &path);
|
||||
count++;
|
||||
if (ret) {
|
||||
|
@ -274,7 +274,8 @@ static int fill_radix(struct ctree_root *root, struct radix_tree_root *radix)
|
|||
slot -= 1;
|
||||
}
|
||||
for (i = slot; i >= 0; i--) {
|
||||
found = path.nodes[0]->leaf.items[i].key.objectid;
|
||||
found = btrfs_key_objectid(&path.nodes[0]->
|
||||
leaf.items[i].key);
|
||||
radix_tree_preload(GFP_KERNEL);
|
||||
ret = radix_tree_insert(radix, found, (void *)found);
|
||||
if (ret) {
|
||||
|
|
Loading…
Reference in New Issue