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Btrfs: Fix extent code to use merge during delete 

Remove implicit commit in del_item and insert_item
Add implicit commit to close()
Add commit op in random-test

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-03-02 09:47:58 -05:00 committed by David Woodhouse
parent ed2ff2cba7
commit f0930a37f1
4 changed files with 14 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
fs/btrfs/ctree.c
View File

@ -1065,11 +1065,7 @@ int insert_item(struct ctree_root *root, struct key *key,
ret = search_slot(root, key, &path, data_size);
if (ret == 0) {
release_path(root, &path);
ret = -EEXIST;
wret = commit_transaction(root);
if (wret)
ret = wret;
return ret;
return -EEXIST;
}
if (ret < 0)
goto out;
@ -1127,9 +1123,6 @@ int insert_item(struct ctree_root *root, struct key *key,
check_leaf(&path, 0);
out:
release_path(root, &path);
wret = commit_transaction(root);
if (wret)
ret = wret;
return ret;
}
@ -1245,7 +1238,8 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
wret = push_leaf_left(root, path, 1);
if (wret < 0)
ret = wret;
if (leaf->header.nritems) {
if (path->nodes[0] == leaf_buf &&
leaf->header.nritems) {
wret = push_leaf_right(root, path, 1);
if (wret < 0)
ret = wret;
@ -1265,9 +1259,6 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
}
}
}
wret = commit_transaction(root);
if (wret)
ret = wret;
return ret;
}

1
fs/btrfs/disk-io.c
View File

@ -239,6 +239,7 @@ static int drop_cache(struct ctree_root *root)
}
int close_ctree(struct ctree_root *root)
{
commit_transaction(root);
drop_cache(root->extent_root);
drop_cache(root);
BUG_ON(!list_empty(&root->trans));

4
fs/btrfs/extent-tree.c
View File

@ -39,7 +39,7 @@ static int del_pending_extents(struct ctree_root *extent_root)
key.flags = 0;
key.offset = 1;
init_path(&path);
ret = search_slot(extent_root, &key, &path, 0);
ret = search_slot(extent_root, &key, &path, -1);
if (ret) {
print_tree(extent_root, extent_root->node);
printf("unable to find %Lu\n", key.objectid);
@ -83,7 +83,7 @@ int free_extent(struct ctree_root *root, u64 blocknr, u64 num_blocks)
return 0;
}
init_path(&path);
ret = search_slot(extent_root, &key, &path, 0);
ret = search_slot(extent_root, &key, &path, -1);
if (ret) {
print_tree(extent_root, extent_root->node);
printf("failed to find %Lu\n", key.objectid);

10
fs/btrfs/random-test.c
View File

@ -59,6 +59,11 @@ error:
return -1;
}
static int run_commit(struct ctree_root *root, struct radix_tree_root *radix)
{
return commit_transaction(root);
}
static int insert_dup(struct ctree_root *root, struct radix_tree_root *radix)
{
struct ctree_path path;
@ -233,7 +238,8 @@ static int bulk_op(struct ctree_root *root, struct radix_tree_root *radix)
int (*ops[])(struct ctree_root *root, struct radix_tree_root *radix) =
{ ins_one, insert_dup, del_one, lookup_item, lookup_enoent, bulk_op };
{ ins_one, insert_dup, del_one, lookup_item,
lookup_enoent, bulk_op, run_commit };
static int fill_radix(struct ctree_root *root, struct radix_tree_root *radix)
{
@ -366,7 +372,7 @@ int main(int ac, char **av)
err = ret;
goto out;
}
if (ops[op] == bulk_op)
if (ops[op] == bulk_op || ops[op] == run_commit)
break;
if (keep_running == 0) {
err = 0;