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Diffstat (limited to 'fs/btrfs/tests/extent-map-tests.c')
-rw-r--r--fs/btrfs/tests/extent-map-tests.c120
1 files changed, 68 insertions, 52 deletions
diff --git a/fs/btrfs/tests/extent-map-tests.c b/fs/btrfs/tests/extent-map-tests.c
index ba36794ba2d5..ebec4ab361b8 100644
--- a/fs/btrfs/tests/extent-map-tests.c
+++ b/fs/btrfs/tests/extent-map-tests.c
@@ -19,8 +19,8 @@ static int free_extent_map_tree(struct btrfs_inode *inode)
int ret = 0;
write_lock(&em_tree->lock);
- while (!RB_EMPTY_ROOT(&em_tree->map.rb_root)) {
- node = rb_first_cached(&em_tree->map);
+ while (!RB_EMPTY_ROOT(&em_tree->root)) {
+ node = rb_first(&em_tree->root);
em = rb_entry(node, struct extent_map, rb_node);
remove_extent_mapping(inode, em);
@@ -28,9 +28,10 @@ static int free_extent_map_tree(struct btrfs_inode *inode)
if (refcount_read(&em->refs) != 1) {
ret = -EINVAL;
test_err(
-"em leak: em (start %llu len %llu block_start %llu block_len %llu) refs %d",
- em->start, em->len, em->block_start,
- em->block_len, refcount_read(&em->refs));
+"em leak: em (start %llu len %llu disk_bytenr %llu disk_num_bytes %llu offset %llu) refs %d",
+ em->start, em->len, em->disk_bytenr,
+ em->disk_num_bytes, em->offset,
+ refcount_read(&em->refs));
refcount_set(&em->refs, 1);
}
@@ -76,8 +77,9 @@ static int test_case_1(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* Add [0, 16K) */
em->start = 0;
em->len = SZ_16K;
- em->block_start = 0;
- em->block_len = SZ_16K;
+ em->disk_bytenr = 0;
+ em->disk_num_bytes = SZ_16K;
+ em->ram_bytes = SZ_16K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -97,8 +99,9 @@ static int test_case_1(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
em->start = SZ_16K;
em->len = SZ_4K;
- em->block_start = SZ_32K; /* avoid merging */
- em->block_len = SZ_4K;
+ em->disk_bytenr = SZ_32K; /* avoid merging */
+ em->disk_num_bytes = SZ_4K;
+ em->ram_bytes = SZ_4K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -118,8 +121,9 @@ static int test_case_1(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* Add [0, 8K), should return [0, 16K) instead. */
em->start = start;
em->len = len;
- em->block_start = start;
- em->block_len = len;
+ em->disk_bytenr = start;
+ em->disk_num_bytes = len;
+ em->ram_bytes = len;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -134,11 +138,11 @@ static int test_case_1(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
goto out;
}
if (em->start != 0 || extent_map_end(em) != SZ_16K ||
- em->block_start != 0 || em->block_len != SZ_16K) {
+ em->disk_bytenr != 0 || em->disk_num_bytes != SZ_16K) {
test_err(
-"case1 [%llu %llu]: ret %d return a wrong em (start %llu len %llu block_start %llu block_len %llu",
+"case1 [%llu %llu]: ret %d return a wrong em (start %llu len %llu disk_bytenr %llu disk_num_bytes %llu",
start, start + len, ret, em->start, em->len,
- em->block_start, em->block_len);
+ em->disk_bytenr, em->disk_num_bytes);
ret = -EINVAL;
}
free_extent_map(em);
@@ -172,8 +176,9 @@ static int test_case_2(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* Add [0, 1K) */
em->start = 0;
em->len = SZ_1K;
- em->block_start = EXTENT_MAP_INLINE;
- em->block_len = (u64)-1;
+ em->disk_bytenr = EXTENT_MAP_INLINE;
+ em->disk_num_bytes = 0;
+ em->ram_bytes = SZ_1K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -193,8 +198,9 @@ static int test_case_2(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
em->start = SZ_4K;
em->len = SZ_4K;
- em->block_start = SZ_4K;
- em->block_len = SZ_4K;
+ em->disk_bytenr = SZ_4K;
+ em->disk_num_bytes = SZ_4K;
+ em->ram_bytes = SZ_4K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -214,8 +220,9 @@ static int test_case_2(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* Add [0, 1K) */
em->start = 0;
em->len = SZ_1K;
- em->block_start = EXTENT_MAP_INLINE;
- em->block_len = (u64)-1;
+ em->disk_bytenr = EXTENT_MAP_INLINE;
+ em->disk_num_bytes = 0;
+ em->ram_bytes = SZ_1K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -229,11 +236,10 @@ static int test_case_2(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
goto out;
}
if (em->start != 0 || extent_map_end(em) != SZ_1K ||
- em->block_start != EXTENT_MAP_INLINE || em->block_len != (u64)-1) {
+ em->disk_bytenr != EXTENT_MAP_INLINE) {
test_err(
-"case2 [0 1K]: ret %d return a wrong em (start %llu len %llu block_start %llu block_len %llu",
- ret, em->start, em->len, em->block_start,
- em->block_len);
+"case2 [0 1K]: ret %d return a wrong em (start %llu len %llu disk_bytenr %llu",
+ ret, em->start, em->len, em->disk_bytenr);
ret = -EINVAL;
}
free_extent_map(em);
@@ -263,8 +269,9 @@ static int __test_case_3(struct btrfs_fs_info *fs_info,
/* Add [4K, 8K) */
em->start = SZ_4K;
em->len = SZ_4K;
- em->block_start = SZ_4K;
- em->block_len = SZ_4K;
+ em->disk_bytenr = SZ_4K;
+ em->disk_num_bytes = SZ_4K;
+ em->ram_bytes = SZ_4K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -284,8 +291,9 @@ static int __test_case_3(struct btrfs_fs_info *fs_info,
/* Add [0, 16K) */
em->start = 0;
em->len = SZ_16K;
- em->block_start = 0;
- em->block_len = SZ_16K;
+ em->disk_bytenr = 0;
+ em->disk_num_bytes = SZ_16K;
+ em->ram_bytes = SZ_16K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, start, len);
write_unlock(&em_tree->lock);
@@ -305,11 +313,11 @@ static int __test_case_3(struct btrfs_fs_info *fs_info,
* em->start.
*/
if (start < em->start || start + len > extent_map_end(em) ||
- em->start != em->block_start || em->len != em->block_len) {
+ em->start != extent_map_block_start(em)) {
test_err(
-"case3 [%llu %llu): ret %d em (start %llu len %llu block_start %llu block_len %llu)",
+"case3 [%llu %llu): ret %d em (start %llu len %llu disk_bytenr %llu block_len %llu)",
start, start + len, ret, em->start, em->len,
- em->block_start, em->block_len);
+ em->disk_bytenr, em->disk_num_bytes);
ret = -EINVAL;
}
free_extent_map(em);
@@ -370,8 +378,9 @@ static int __test_case_4(struct btrfs_fs_info *fs_info,
/* Add [0K, 8K) */
em->start = 0;
em->len = SZ_8K;
- em->block_start = 0;
- em->block_len = SZ_8K;
+ em->disk_bytenr = 0;
+ em->disk_num_bytes = SZ_8K;
+ em->ram_bytes = SZ_8K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -391,8 +400,9 @@ static int __test_case_4(struct btrfs_fs_info *fs_info,
/* Add [8K, 32K) */
em->start = SZ_8K;
em->len = 24 * SZ_1K;
- em->block_start = SZ_16K; /* avoid merging */
- em->block_len = 24 * SZ_1K;
+ em->disk_bytenr = SZ_16K; /* avoid merging */
+ em->disk_num_bytes = 24 * SZ_1K;
+ em->ram_bytes = 24 * SZ_1K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -411,8 +421,9 @@ static int __test_case_4(struct btrfs_fs_info *fs_info,
/* Add [0K, 32K) */
em->start = 0;
em->len = SZ_32K;
- em->block_start = 0;
- em->block_len = SZ_32K;
+ em->disk_bytenr = 0;
+ em->disk_num_bytes = SZ_32K;
+ em->ram_bytes = SZ_32K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, start, len);
write_unlock(&em_tree->lock);
@@ -429,9 +440,9 @@ static int __test_case_4(struct btrfs_fs_info *fs_info,
}
if (start < em->start || start + len > extent_map_end(em)) {
test_err(
-"case4 [%llu %llu): ret %d, added wrong em (start %llu len %llu block_start %llu block_len %llu)",
- start, start + len, ret, em->start, em->len, em->block_start,
- em->block_len);
+"case4 [%llu %llu): ret %d, added wrong em (start %llu len %llu disk_bytenr %llu disk_num_bytes %llu)",
+ start, start + len, ret, em->start, em->len,
+ em->disk_bytenr, em->disk_num_bytes);
ret = -EINVAL;
}
free_extent_map(em);
@@ -495,8 +506,9 @@ static int add_compressed_extent(struct btrfs_inode *inode,
em->start = start;
em->len = len;
- em->block_start = block_start;
- em->block_len = SZ_4K;
+ em->disk_bytenr = block_start;
+ em->disk_num_bytes = SZ_4K;
+ em->ram_bytes = len;
em->flags |= EXTENT_FLAG_COMPRESS_ZLIB;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
@@ -551,7 +563,7 @@ static int validate_range(struct extent_map_tree *em_tree, int index)
struct rb_node *n;
int i;
- for (i = 0, n = rb_first_cached(&em_tree->map);
+ for (i = 0, n = rb_first(&em_tree->root);
valid_ranges[index][i].len && n;
i++, n = rb_next(n)) {
struct extent_map *entry = rb_entry(n, struct extent_map, rb_node);
@@ -716,8 +728,9 @@ static int test_case_6(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
em->start = SZ_4K;
em->len = SZ_4K;
- em->block_start = SZ_16K;
- em->block_len = SZ_16K;
+ em->disk_bytenr = SZ_16K;
+ em->disk_num_bytes = SZ_16K;
+ em->ram_bytes = SZ_16K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, 0, SZ_8K);
write_unlock(&em_tree->lock);
@@ -769,9 +782,10 @@ static int test_case_7(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* [0, 16K), pinned */
em->start = 0;
em->len = SZ_16K;
- em->block_start = 0;
- em->block_len = SZ_4K;
- em->flags |= EXTENT_FLAG_PINNED;
+ em->disk_bytenr = 0;
+ em->disk_num_bytes = SZ_4K;
+ em->ram_bytes = SZ_16K;
+ em->flags |= (EXTENT_FLAG_PINNED | EXTENT_FLAG_COMPRESS_ZLIB);
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -791,8 +805,9 @@ static int test_case_7(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
/* [32K, 48K), not pinned */
em->start = SZ_32K;
em->len = SZ_16K;
- em->block_start = SZ_32K;
- em->block_len = SZ_16K;
+ em->disk_bytenr = SZ_32K;
+ em->disk_num_bytes = SZ_16K;
+ em->ram_bytes = SZ_16K;
write_lock(&em_tree->lock);
ret = btrfs_add_extent_mapping(inode, &em, em->start, em->len);
write_unlock(&em_tree->lock);
@@ -855,8 +870,9 @@ static int test_case_7(struct btrfs_fs_info *fs_info, struct btrfs_inode *inode)
goto out;
}
- if (em->block_start != SZ_32K + SZ_4K) {
- test_err("em->block_start is %llu, expected 36K", em->block_start);
+ if (extent_map_block_start(em) != SZ_32K + SZ_4K) {
+ test_err("em->block_start is %llu, expected 36K",
+ extent_map_block_start(em));
goto out;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-30 04:31:24 +0100