+/*
+ * Copyright (C) 2007 Oracle. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
#include <stdio.h>
#include <stdlib.h>
+#include <fcntl.h>
#include "kerncompat.h"
#include "radix-tree.h"
#include "ctree.h"
#include "transaction.h"
/* for testing only */
-int next_key(int i, int max_key) {
+static int next_key(int i, int max_key) {
return rand() % max_key;
// return i;
}
int i;
int num;
int ret;
- int run_size = 100000;
+ int run_size = 300000;
int max_key = 100000000;
- int tree_size = 0;
+ int tree_size = 2;
struct btrfs_path path;
- struct btrfs_super_block super;
struct btrfs_root *root;
struct btrfs_trans_handle *trans;
+ buf = calloc(1, 512);
+
radix_tree_init();
- root = open_ctree("dbfile", &super);
+ root = open_ctree(av[1], BTRFS_SUPER_INFO_OFFSET, OPEN_CTREE_WRITES);
+ if (!root) {
+ fprintf(stderr, "Open ctree failed\n");
+ exit(1);
+ }
trans = btrfs_start_transaction(root, 1);
+ BUG_ON(IS_ERR(trans));
srand(55);
- ins.flags = 0;
- btrfs_set_key_type(&ins, BTRFS_STRING_ITEM_KEY);
+ ins.type = BTRFS_STRING_ITEM_KEY;
for (i = 0; i < run_size; i++) {
- buf = malloc(64);
num = next_key(i, max_key);
// num = i;
sprintf(buf, "string-%d", num);
fprintf(stderr, "insert %d:%d\n", num, i);
ins.objectid = num;
ins.offset = 0;
- ret = btrfs_insert_item(trans, root, &ins, buf, strlen(buf));
+ ret = btrfs_insert_item(trans, root, &ins, buf, 512);
if (!ret)
tree_size++;
- free(buf);
if (i == run_size - 5) {
- btrfs_commit_transaction(trans, root, &super);
+ btrfs_commit_transaction(trans, root);
+ trans = btrfs_start_transaction(root, 1);
+ BUG_ON(IS_ERR(trans));
}
-
}
- close_ctree(root, &super);
-
- root = open_ctree("dbfile", &super);
+ btrfs_commit_transaction(trans, root);
+ close_ctree(root);
+ exit(1);
+ root = open_ctree(av[1], BTRFS_SUPER_INFO_OFFSET, OPEN_CTREE_WRITES);
+ if (!root) {
+ fprintf(stderr, "Open ctree failed\n");
+ exit(1);
+ }
printf("starting search\n");
srand(55);
for (i = 0; i < run_size; i++) {
btrfs_init_path(&path);
if (i % 10000 == 0)
fprintf(stderr, "search %d:%d\n", num, i);
- ret = btrfs_search_slot(trans, root, &ins, &path, 0, 0);
+ ret = btrfs_search_slot(NULL, root, &ins, &path, 0, 0);
if (ret) {
- btrfs_print_tree(root, root->node);
+ btrfs_print_tree(root, root->node, 1);
printf("unable to find %d\n", num);
exit(1);
}
- btrfs_release_path(root, &path);
+ btrfs_release_path(&path);
+ }
+ close_ctree(root);
+
+ root = open_ctree(av[1], BTRFS_SUPER_INFO_OFFSET, OPEN_CTREE_WRITES);
+ if (!root) {
+ fprintf(stderr, "Open ctree failed\n");
+ exit(1);
}
- close_ctree(root, &super);
- root = open_ctree("dbfile", &super);
printf("node %p level %d total ptrs %d free spc %lu\n", root->node,
- btrfs_header_level(&root->node->node.header),
- btrfs_header_nritems(&root->node->node.header),
- BTRFS_NODEPTRS_PER_BLOCK(root) -
- btrfs_header_nritems(&root->node->node.header));
+ btrfs_header_level(root->node),
+ btrfs_header_nritems(root->node),
+ (unsigned long)BTRFS_NODEPTRS_PER_BLOCK(root->fs_info) -
+ btrfs_header_nritems(root->node));
printf("all searches good, deleting some items\n");
i = 0;
srand(55);
+ trans = btrfs_start_transaction(root, 1);
+ BUG_ON(IS_ERR(trans));
for (i = 0 ; i < run_size/4; i++) {
num = next_key(i, max_key);
ins.objectid = num;
BUG();
tree_size--;
}
- btrfs_release_path(root, &path);
+ btrfs_release_path(&path);
}
- close_ctree(root, &super);
- root = open_ctree("dbfile", &super);
+ btrfs_commit_transaction(trans, root);
+ close_ctree(root);
+
+ root = open_ctree(av[1], BTRFS_SUPER_INFO_OFFSET, OPEN_CTREE_WRITES);
+ if (!root) {
+ fprintf(stderr, "Open ctree failed\n");
+ exit(1);
+ }
+ trans = btrfs_start_transaction(root, 1);
+ BUG_ON(IS_ERR(trans));
srand(128);
for (i = 0; i < run_size; i++) {
- buf = malloc(64);
num = next_key(i, max_key);
sprintf(buf, "string-%d", num);
ins.objectid = num;
if (i % 10000 == 0)
fprintf(stderr, "insert %d:%d\n", num, i);
- ret = btrfs_insert_item(trans, root, &ins, buf, strlen(buf));
+ ret = btrfs_insert_item(trans, root, &ins, buf, 512);
if (!ret)
tree_size++;
- free(buf);
}
- close_ctree(root, &super);
- root = open_ctree("dbfile", &super);
+ btrfs_commit_transaction(trans, root);
+ close_ctree(root);
+
+ root = open_ctree(av[1], BTRFS_SUPER_INFO_OFFSET, OPEN_CTREE_WRITES);
+ if (!root) {
+ fprintf(stderr, "Open ctree failed\n");
+ exit(1);
+ }
srand(128);
printf("starting search2\n");
for (i = 0; i < run_size; i++) {
btrfs_init_path(&path);
if (i % 10000 == 0)
fprintf(stderr, "search %d:%d\n", num, i);
- ret = btrfs_search_slot(trans, root, &ins, &path, 0, 0);
+ ret = btrfs_search_slot(NULL, root, &ins, &path, 0, 0);
if (ret) {
- btrfs_print_tree(root, root->node);
+ btrfs_print_tree(root, root->node, 1);
printf("unable to find %d\n", num);
exit(1);
}
- btrfs_release_path(root, &path);
+ btrfs_release_path(&path);
}
printf("starting big long delete run\n");
- while(root->node &&
- btrfs_header_nritems(&root->node->node.header) > 0) {
- struct btrfs_leaf *leaf;
+ trans = btrfs_start_transaction(root, 1);
+ BUG_ON(IS_ERR(trans));
+ while(root->node && btrfs_header_nritems(root->node) > 0) {
+ struct extent_buffer *leaf;
int slot;
ins.objectid = (u64)-1;
btrfs_init_path(&path);
if (ret == 0)
BUG();
- leaf = &path.nodes[0]->leaf;
+ leaf = path.nodes[0];
slot = path.slots[0];
- if (slot != btrfs_header_nritems(&leaf->header))
+ if (slot != btrfs_header_nritems(leaf))
BUG();
while(path.slots[0] > 0) {
path.slots[0] -= 1;
slot = path.slots[0];
- leaf = &path.nodes[0]->leaf;
+ leaf = path.nodes[0];
+
+ btrfs_item_key_to_cpu(leaf, &last, slot);
- btrfs_disk_key_to_cpu(&last, &leaf->items[slot].key);
if (tree_size % 10000 == 0)
printf("big del %d:%d\n", tree_size, i);
ret = btrfs_del_item(trans, root, &path);
}
tree_size--;
}
- btrfs_release_path(root, &path);
+ btrfs_release_path(&path);
}
/*
printf("previous tree:\n");
printf("map before commit\n");
btrfs_print_tree(root->extent_root, root->extent_root->node);
*/
- btrfs_commit_transaction(trans, root, &super);
+ btrfs_commit_transaction(trans, root);
printf("tree size is now %d\n", tree_size);
printf("root %p commit root %p\n", root->node, root->commit_root);
- printf("map tree\n");
- btrfs_print_tree(root->extent_root, root->extent_root->node);
- close_ctree(root, &super);
+ btrfs_print_tree(root, root->node, 1);
+ close_ctree(root);
return 0;
}