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-rw-r--r--fs/btrfs/tests/btrfs-tests.c67
-rw-r--r--fs/btrfs/tests/btrfs-tests.h36
-rw-r--r--fs/btrfs/tests/extent-buffer-tests.c23
-rw-r--r--fs/btrfs/tests/free-space-tests.c14
-rw-r--r--fs/btrfs/tests/free-space-tree-tests.c18
-rw-r--r--fs/btrfs/tests/inode-tests.c46
-rw-r--r--fs/btrfs/tests/qgroup-tests.c23
7 files changed, 138 insertions, 89 deletions
diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c
index 02223f3f7..bf62ad919 100644
--- a/fs/btrfs/tests/btrfs-tests.c
+++ b/fs/btrfs/tests/btrfs-tests.c
@@ -54,7 +54,7 @@ struct inode *btrfs_new_test_inode(void)
return new_inode(test_mnt->mnt_sb);
}
-int btrfs_init_test_fs(void)
+static int btrfs_init_test_fs(void)
{
int ret;
@@ -73,7 +73,7 @@ int btrfs_init_test_fs(void)
return 0;
}
-void btrfs_destroy_test_fs(void)
+static void btrfs_destroy_test_fs(void)
{
kern_unmount(test_mnt);
unregister_filesystem(&test_type);
@@ -128,14 +128,27 @@ struct btrfs_fs_info *btrfs_alloc_dummy_fs_info(void)
extent_io_tree_init(&fs_info->freed_extents[0], NULL);
extent_io_tree_init(&fs_info->freed_extents[1], NULL);
fs_info->pinned_extents = &fs_info->freed_extents[0];
+ set_bit(BTRFS_FS_STATE_DUMMY_FS_INFO, &fs_info->fs_state);
+
+ test_mnt->mnt_sb->s_fs_info = fs_info;
+
return fs_info;
}
-static void btrfs_free_dummy_fs_info(struct btrfs_fs_info *fs_info)
+void btrfs_free_dummy_fs_info(struct btrfs_fs_info *fs_info)
{
struct radix_tree_iter iter;
void **slot;
+ if (!fs_info)
+ return;
+
+ if (WARN_ON(!test_bit(BTRFS_FS_STATE_DUMMY_FS_INFO,
+ &fs_info->fs_state)))
+ return;
+
+ test_mnt->mnt_sb->s_fs_info = NULL;
+
spin_lock(&fs_info->buffer_lock);
radix_tree_for_each_slot(slot, &fs_info->buffer_radix, &iter, 0) {
struct extent_buffer *eb;
@@ -167,10 +180,11 @@ void btrfs_free_dummy_root(struct btrfs_root *root)
{
if (!root)
return;
+ /* Will be freed by btrfs_free_fs_roots */
+ if (WARN_ON(test_bit(BTRFS_ROOT_IN_RADIX, &root->state)))
+ return;
if (root->node)
free_extent_buffer(root->node);
- if (root->fs_info)
- btrfs_free_dummy_fs_info(root->fs_info);
kfree(root);
}
@@ -220,3 +234,46 @@ void btrfs_init_dummy_trans(struct btrfs_trans_handle *trans)
INIT_LIST_HEAD(&trans->qgroup_ref_list);
trans->type = __TRANS_DUMMY;
}
+
+int btrfs_run_sanity_tests(void)
+{
+ int ret, i;
+ u32 sectorsize, nodesize;
+ u32 test_sectorsize[] = {
+ PAGE_SIZE,
+ };
+ ret = btrfs_init_test_fs();
+ if (ret)
+ return ret;
+ for (i = 0; i < ARRAY_SIZE(test_sectorsize); i++) {
+ sectorsize = test_sectorsize[i];
+ for (nodesize = sectorsize;
+ nodesize <= BTRFS_MAX_METADATA_BLOCKSIZE;
+ nodesize <<= 1) {
+ pr_info("BTRFS: selftest: sectorsize: %u nodesize: %u\n",
+ sectorsize, nodesize);
+ ret = btrfs_test_free_space_cache(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_extent_buffer_operations(sectorsize,
+ nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_extent_io(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_inodes(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_qgroups(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_free_space_tree(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ }
+ }
+out:
+ btrfs_destroy_test_fs();
+ return ret;
+}
diff --git a/fs/btrfs/tests/btrfs-tests.h b/fs/btrfs/tests/btrfs-tests.h
index 66fb6b701..b17ffbe8f 100644
--- a/fs/btrfs/tests/btrfs-tests.h
+++ b/fs/btrfs/tests/btrfs-tests.h
@@ -20,57 +20,29 @@
#define __BTRFS_TESTS
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
+int btrfs_run_sanity_tests(void);
#define test_msg(fmt, ...) pr_info("BTRFS: selftest: " fmt, ##__VA_ARGS__)
struct btrfs_root;
struct btrfs_trans_handle;
-int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize);
int btrfs_test_extent_buffer_operations(u32 sectorsize, u32 nodesize);
+int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize);
int btrfs_test_extent_io(u32 sectorsize, u32 nodesize);
int btrfs_test_inodes(u32 sectorsize, u32 nodesize);
int btrfs_test_qgroups(u32 sectorsize, u32 nodesize);
int btrfs_test_free_space_tree(u32 sectorsize, u32 nodesize);
-int btrfs_init_test_fs(void);
-void btrfs_destroy_test_fs(void);
struct inode *btrfs_new_test_inode(void);
struct btrfs_fs_info *btrfs_alloc_dummy_fs_info(void);
+void btrfs_free_dummy_fs_info(struct btrfs_fs_info *fs_info);
void btrfs_free_dummy_root(struct btrfs_root *root);
struct btrfs_block_group_cache *
btrfs_alloc_dummy_block_group(unsigned long length, u32 sectorsize);
void btrfs_free_dummy_block_group(struct btrfs_block_group_cache *cache);
void btrfs_init_dummy_trans(struct btrfs_trans_handle *trans);
#else
-static inline int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
-{
- return 0;
-}
-static inline int btrfs_test_extent_buffer_operations(u32 sectorsize,
- u32 nodesize)
-{
- return 0;
-}
-static inline int btrfs_init_test_fs(void)
-{
- return 0;
-}
-static inline void btrfs_destroy_test_fs(void)
-{
-}
-static inline int btrfs_test_extent_io(u32 sectorsize, u32 nodesize)
-{
- return 0;
-}
-static inline int btrfs_test_inodes(u32 sectorsize, u32 nodesize)
-{
- return 0;
-}
-static inline int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
-{
- return 0;
-}
-static inline int btrfs_test_free_space_tree(u32 sectorsize, u32 nodesize)
+static inline int btrfs_run_sanity_tests(void)
{
return 0;
}
diff --git a/fs/btrfs/tests/extent-buffer-tests.c b/fs/btrfs/tests/extent-buffer-tests.c
index 4f8cbd1ec..199569174 100644
--- a/fs/btrfs/tests/extent-buffer-tests.c
+++ b/fs/btrfs/tests/extent-buffer-tests.c
@@ -24,8 +24,9 @@
static int test_btrfs_split_item(u32 sectorsize, u32 nodesize)
{
- struct btrfs_path *path;
- struct btrfs_root *root;
+ struct btrfs_fs_info *fs_info;
+ struct btrfs_path *path = NULL;
+ struct btrfs_root *root = NULL;
struct extent_buffer *eb;
struct btrfs_item *item;
char *value = "mary had a little lamb";
@@ -40,17 +41,24 @@ static int test_btrfs_split_item(u32 sectorsize, u32 nodesize)
test_msg("Running btrfs_split_item tests\n");
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Could not allocate fs_info\n");
+ return -ENOMEM;
+ }
+
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Could not allocate root\n");
- return PTR_ERR(root);
+ ret = PTR_ERR(root);
+ goto out;
}
path = btrfs_alloc_path();
if (!path) {
test_msg("Could not allocate path\n");
- kfree(root);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out;
}
path->nodes[0] = eb = alloc_dummy_extent_buffer(NULL, nodesize,
@@ -219,7 +227,8 @@ static int test_btrfs_split_item(u32 sectorsize, u32 nodesize)
}
out:
btrfs_free_path(path);
- kfree(root);
+ btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}
diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c
index 3956bb2ff..3221c8dee 100644
--- a/fs/btrfs/tests/free-space-tests.c
+++ b/fs/btrfs/tests/free-space-tests.c
@@ -837,6 +837,7 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache,
int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info;
struct btrfs_block_group_cache *cache;
struct btrfs_root *root = NULL;
int ret = -ENOMEM;
@@ -855,15 +856,17 @@ int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
return 0;
}
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- ret = PTR_ERR(root);
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ ret = -ENOMEM;
goto out;
}
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info)
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ ret = PTR_ERR(root);
goto out;
+ }
root->fs_info->extent_root = root;
cache->fs_info = root->fs_info;
@@ -882,6 +885,7 @@ int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
out:
btrfs_free_dummy_block_group(cache);
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
test_msg("Free space cache tests finished\n");
return ret;
}
diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c
index aac507085..7508d3b42 100644
--- a/fs/btrfs/tests/free-space-tree-tests.c
+++ b/fs/btrfs/tests/free-space-tree-tests.c
@@ -443,23 +443,24 @@ typedef int (*test_func_t)(struct btrfs_trans_handle *,
static int run_test(test_func_t test_func, int bitmaps,
u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info;
struct btrfs_root *root = NULL;
struct btrfs_block_group_cache *cache = NULL;
struct btrfs_trans_handle trans;
struct btrfs_path *path = NULL;
int ret;
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- test_msg("Couldn't allocate dummy root\n");
- ret = PTR_ERR(root);
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Couldn't allocate dummy fs info\n");
+ ret = -ENOMEM;
goto out;
}
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info) {
- test_msg("Couldn't allocate dummy fs info\n");
- ret = -ENOMEM;
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ test_msg("Couldn't allocate dummy root\n");
+ ret = PTR_ERR(root);
goto out;
}
@@ -534,6 +535,7 @@ out:
btrfs_free_path(path);
btrfs_free_dummy_block_group(cache);
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}
diff --git a/fs/btrfs/tests/inode-tests.c b/fs/btrfs/tests/inode-tests.c
index 29648c0a3..9f72aeda9 100644
--- a/fs/btrfs/tests/inode-tests.c
+++ b/fs/btrfs/tests/inode-tests.c
@@ -230,6 +230,7 @@ static unsigned long vacancy_only = 0;
static noinline int test_btrfs_get_extent(u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info = NULL;
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
struct extent_map *em = NULL;
@@ -248,19 +249,15 @@ static noinline int test_btrfs_get_extent(u32 sectorsize, u32 nodesize)
BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
BTRFS_I(inode)->location.offset = 0;
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- test_msg("Couldn't allocate root\n");
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Couldn't allocate dummy fs info\n");
goto out;
}
- /*
- * We do this since btrfs_get_extent wants to assign em->bdev to
- * root->fs_info->fs_devices->latest_bdev.
- */
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info) {
- test_msg("Couldn't allocate dummy fs info\n");
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ test_msg("Couldn't allocate root\n");
goto out;
}
@@ -835,11 +832,13 @@ out:
free_extent_map(em);
iput(inode);
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}
static int test_hole_first(u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info = NULL;
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
struct extent_map *em = NULL;
@@ -855,15 +854,15 @@ static int test_hole_first(u32 sectorsize, u32 nodesize)
BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
BTRFS_I(inode)->location.offset = 0;
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- test_msg("Couldn't allocate root\n");
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Couldn't allocate dummy fs info\n");
goto out;
}
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info) {
- test_msg("Couldn't allocate dummy fs info\n");
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ test_msg("Couldn't allocate root\n");
goto out;
}
@@ -934,11 +933,13 @@ out:
free_extent_map(em);
iput(inode);
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}
static int test_extent_accounting(u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info = NULL;
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
int ret = -ENOMEM;
@@ -949,15 +950,15 @@ static int test_extent_accounting(u32 sectorsize, u32 nodesize)
return ret;
}
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- test_msg("Couldn't allocate root\n");
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Couldn't allocate dummy fs info\n");
goto out;
}
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info) {
- test_msg("Couldn't allocate dummy fs info\n");
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ test_msg("Couldn't allocate root\n");
goto out;
}
@@ -1132,6 +1133,7 @@ out:
NULL, GFP_KERNEL);
iput(inode);
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}
diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c
index 57a12c0d6..4407fef7c 100644
--- a/fs/btrfs/tests/qgroup-tests.c
+++ b/fs/btrfs/tests/qgroup-tests.c
@@ -453,22 +453,24 @@ static int test_multiple_refs(struct btrfs_root *root,
int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
{
+ struct btrfs_fs_info *fs_info = NULL;
struct btrfs_root *root;
struct btrfs_root *tmp_root;
int ret = 0;
- root = btrfs_alloc_dummy_root(sectorsize, nodesize);
- if (IS_ERR(root)) {
- test_msg("Couldn't allocate root\n");
- return PTR_ERR(root);
+ fs_info = btrfs_alloc_dummy_fs_info();
+ if (!fs_info) {
+ test_msg("Couldn't allocate dummy fs info\n");
+ return -ENOMEM;
}
- root->fs_info = btrfs_alloc_dummy_fs_info();
- if (!root->fs_info) {
- test_msg("Couldn't allocate dummy fs info\n");
- ret = -ENOMEM;
+ root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
+ if (IS_ERR(root)) {
+ test_msg("Couldn't allocate root\n");
+ ret = PTR_ERR(root);
goto out;
}
+
/* We are using this root as our extent root */
root->fs_info->extent_root = root;
@@ -495,7 +497,7 @@ int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
btrfs_set_header_nritems(root->node, 0);
root->alloc_bytenr += 2 * nodesize;
- tmp_root = btrfs_alloc_dummy_root(sectorsize, nodesize);
+ tmp_root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
if (IS_ERR(tmp_root)) {
test_msg("Couldn't allocate a fs root\n");
ret = PTR_ERR(tmp_root);
@@ -510,7 +512,7 @@ int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
goto out;
}
- tmp_root = btrfs_alloc_dummy_root(sectorsize, nodesize);
+ tmp_root = btrfs_alloc_dummy_root(fs_info, sectorsize, nodesize);
if (IS_ERR(tmp_root)) {
test_msg("Couldn't allocate a fs root\n");
ret = PTR_ERR(tmp_root);
@@ -531,5 +533,6 @@ int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
ret = test_multiple_refs(root, sectorsize, nodesize);
out:
btrfs_free_dummy_root(root);
+ btrfs_free_dummy_fs_info(fs_info);
return ret;
}