clear_extent_dirty(dirty_pages, start, end, GFP_NOFS);
while(start <= end) {
index = start >> PAGE_CACHE_SHIFT;
- start = (index + 1) << PAGE_CACHE_SHIFT;
+ start = (u64)(index + 1) << PAGE_CACHE_SHIFT;
page = find_lock_page(btree_inode->i_mapping, index);
if (!page)
continue;
btrfs_write_dirty_block_groups(trans, extent_root);
while(1) {
- old_extent_block = btrfs_root_blocknr(&extent_root->root_item);
- if (old_extent_block ==
- extent_buffer_blocknr(extent_root->node))
+ old_extent_block = btrfs_root_bytenr(&extent_root->root_item);
+ if (old_extent_block == extent_root->node->start)
break;
- btrfs_set_root_blocknr(&extent_root->root_item,
- extent_buffer_blocknr(extent_root->node));
+ btrfs_set_root_bytenr(&extent_root->root_item,
+ extent_root->node->start);
+ btrfs_set_root_level(&extent_root->root_item,
+ btrfs_header_level(extent_root->node));
ret = btrfs_update_root(trans, tree_root,
&extent_root->root_key,
&extent_root->root_item);
(unsigned long)root->root_key.objectid,
BTRFS_ROOT_TRANS_TAG);
if (root->commit_root == root->node) {
- WARN_ON(extent_buffer_blocknr(root->node) !=
- btrfs_root_blocknr(&root->root_item));
+ WARN_ON(root->node->start !=
+ btrfs_root_bytenr(&root->root_item));
free_extent_buffer(root->commit_root);
root->commit_root = NULL;
root->commit_root = NULL;
root->root_key.offset = root->fs_info->generation;
- btrfs_set_root_blocknr(&root->root_item,
- extent_buffer_blocknr(root->node));
+ btrfs_set_root_bytenr(&root->root_item,
+ root->node->start);
+ btrfs_set_root_level(&root->root_item,
+ btrfs_header_level(root->node));
err = btrfs_insert_root(trans, root->fs_info->tree_root,
&root->root_key,
&root->root_item);
if (root->defrag_running)
return 0;
-
trans = btrfs_start_transaction(root, 1);
- while (0) {
+ while (1) {
root->defrag_running = 1;
ret = btrfs_defrag_leaves(trans, root, cacheonly);
nr = trans->blocks_used;
btrfs_end_transaction(trans, root);
mutex_unlock(&info->fs_mutex);
-
btrfs_btree_balance_dirty(info->tree_root, nr);
cond_resched();
btrfs_defrag_root(root, 1);
}
}
- // btrfs_defrag_root(info->extent_root, 1);
+ btrfs_defrag_root(info->extent_root, 1);
return err;
}
struct dirty_root *dirty;
struct btrfs_trans_handle *trans;
unsigned long nr;
- u64 num_blocks;
- u64 blocks_used;
+ u64 num_bytes;
+ u64 bytes_used;
int ret = 0;
int err;
dirty = list_entry(list->next, struct dirty_root, list);
list_del_init(&dirty->list);
- num_blocks = btrfs_root_used(&dirty->root->root_item);
+ num_bytes = btrfs_root_used(&dirty->root->root_item);
root = dirty->latest_root;
while(1) {
BUG_ON(ret);
mutex_unlock(&tree_root->fs_info->fs_mutex);
btrfs_btree_balance_dirty(tree_root, nr);
- schedule();
-
+ cond_resched();
mutex_lock(&tree_root->fs_info->fs_mutex);
}
BUG_ON(ret);
- num_blocks -= btrfs_root_used(&dirty->root->root_item);
- blocks_used = btrfs_root_used(&root->root_item);
- if (num_blocks) {
+ num_bytes -= btrfs_root_used(&dirty->root->root_item);
+ bytes_used = btrfs_root_used(&root->root_item);
+ if (num_bytes) {
record_root_in_trans(root);
btrfs_set_root_used(&root->root_item,
- blocks_used - num_blocks);
+ bytes_used - num_bytes);
}
ret = btrfs_del_root(trans, tree_root, &dirty->root->root_key);
if (ret) {
mutex_unlock(&tree_root->fs_info->fs_mutex);
btrfs_btree_balance_dirty(tree_root, nr);
- schedule();
+ cond_resched();
}
return ret;
}
struct btrfs_transaction *cur_trans;
struct btrfs_transaction *prev_trans = NULL;
struct list_head dirty_fs_roots;
- struct extent_map_tree pinned_copy;
+ struct extent_map_tree *pinned_copy;
DEFINE_WAIT(wait);
int ret;
- extent_map_tree_init(&pinned_copy,
- root->fs_info->btree_inode->i_mapping, GFP_NOFS);
INIT_LIST_HEAD(&dirty_fs_roots);
mutex_lock(&root->fs_info->trans_mutex);
mutex_lock(&root->fs_info->fs_mutex);
return 0;
}
+
+ pinned_copy = kmalloc(sizeof(*pinned_copy), GFP_NOFS);
+ if (!pinned_copy)
+ return -ENOMEM;
+
+ extent_map_tree_init(pinned_copy,
+ root->fs_info->btree_inode->i_mapping, GFP_NOFS);
+
trans->transaction->in_commit = 1;
cur_trans = trans->transaction;
if (cur_trans->list.prev != &root->fs_info->trans_list) {
btrfs_set_super_generation(&root->fs_info->super_copy,
cur_trans->transid);
btrfs_set_super_root(&root->fs_info->super_copy,
- extent_buffer_blocknr(root->fs_info->tree_root->node));
+ root->fs_info->tree_root->node->start);
+ btrfs_set_super_root_level(&root->fs_info->super_copy,
+ btrfs_header_level(root->fs_info->tree_root->node));
write_extent_buffer(root->fs_info->sb_buffer,
&root->fs_info->super_copy, 0,
sizeof(root->fs_info->super_copy));
- btrfs_copy_pinned(root, &pinned_copy);
+ btrfs_copy_pinned(root, pinned_copy);
mutex_unlock(&root->fs_info->trans_mutex);
mutex_unlock(&root->fs_info->fs_mutex);
ret = btrfs_write_and_wait_transaction(trans, root);
BUG_ON(ret);
write_ctree_super(trans, root);
+
mutex_lock(&root->fs_info->fs_mutex);
- btrfs_finish_extent_commit(trans, root, &pinned_copy);
+ btrfs_finish_extent_commit(trans, root, pinned_copy);
mutex_lock(&root->fs_info->trans_mutex);
+
+ kfree(pinned_copy);
+
cur_trans->commit_done = 1;
root->fs_info->last_trans_committed = cur_trans->transid;
wake_up(&cur_trans->commit_wait);
}
return 0;
}
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18)
+void btrfs_transaction_cleaner(void *p)
+#else
void btrfs_transaction_cleaner(struct work_struct *work)
+#endif
{
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18)
+ struct btrfs_fs_info *fs_info = p;
+#else
struct btrfs_fs_info *fs_info = container_of(work,
struct btrfs_fs_info,
trans_work.work);
+#endif
struct btrfs_root *root = fs_info->tree_root;
struct btrfs_transaction *cur;
struct btrfs_trans_handle *trans;
trans_wq = create_workqueue("btrfs");
}
-void __exit btrfs_exit_transaction_sys(void)
+void btrfs_exit_transaction_sys(void)
{
destroy_workqueue(trans_wq);
}