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-rw-r--r--fs/btrfs/tests/extent-map-tests.c68
1 files changed, 46 insertions, 22 deletions
diff --git a/fs/btrfs/tests/extent-map-tests.c b/fs/btrfs/tests/extent-map-tests.c
index 662b718506b9..c31b1ac3bc2d 100644
--- a/fs/btrfs/tests/extent-map-tests.c
+++ b/fs/btrfs/tests/extent-map-tests.c
@@ -47,7 +47,7 @@ static void free_extent_map_tree(struct extent_map_tree *em_tree)
* ->add_extent_mapping(0, 16K)
* -> #handle -EEXIST
*/
-static void test_case_1(struct btrfs_fs_info *fs_info,
+static int test_case_1(struct btrfs_fs_info *fs_info,
struct extent_map_tree *em_tree)
{
struct extent_map *em;
@@ -57,8 +57,7 @@ static void test_case_1(struct btrfs_fs_info *fs_info,
em = alloc_extent_map();
if (!em)
- /* Skip the test on error. */
- return;
+ return -ENOMEM;
/* Add [0, 16K) */
em->start = 0;
@@ -71,8 +70,10 @@ static void test_case_1(struct btrfs_fs_info *fs_info,
/* Add [16K, 20K) following [0, 16K) */
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
em->start = SZ_16K;
em->len = SZ_4K;
@@ -83,8 +84,10 @@ static void test_case_1(struct btrfs_fs_info *fs_info,
free_extent_map(em);
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
/* Add [0, 8K), should return [0, 16K) instead. */
em->start = start;
@@ -102,9 +105,12 @@ static void test_case_1(struct btrfs_fs_info *fs_info,
start, start + len, ret, em->start, em->len,
em->block_start, em->block_len);
free_extent_map(em);
+ ret = 0;
out:
/* free memory */
free_extent_map_tree(em_tree);
+
+ return ret;
}
/*
@@ -113,7 +119,7 @@ out:
* Reading the inline ending up with EEXIST, ie. read an inline
* extent and discard page cache and read it again.
*/
-static void test_case_2(struct btrfs_fs_info *fs_info,
+static int test_case_2(struct btrfs_fs_info *fs_info,
struct extent_map_tree *em_tree)
{
struct extent_map *em;
@@ -121,8 +127,7 @@ static void test_case_2(struct btrfs_fs_info *fs_info,
em = alloc_extent_map();
if (!em)
- /* Skip the test on error. */
- return;
+ return -ENOMEM;
/* Add [0, 1K) */
em->start = 0;
@@ -135,8 +140,10 @@ static void test_case_2(struct btrfs_fs_info *fs_info,
/* Add [4K, 4K) following [0, 1K) */
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
em->start = SZ_4K;
em->len = SZ_4K;
@@ -147,8 +154,10 @@ static void test_case_2(struct btrfs_fs_info *fs_info,
free_extent_map(em);
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
/* Add [0, 1K) */
em->start = 0;
@@ -166,12 +175,15 @@ static void test_case_2(struct btrfs_fs_info *fs_info,
ret, em->start, em->len, em->block_start,
em->block_len);
free_extent_map(em);
+ ret = 0;
out:
/* free memory */
free_extent_map_tree(em_tree);
+
+ return ret;
}
-static void __test_case_3(struct btrfs_fs_info *fs_info,
+static int __test_case_3(struct btrfs_fs_info *fs_info,
struct extent_map_tree *em_tree, u64 start)
{
struct extent_map *em;
@@ -180,8 +192,7 @@ static void __test_case_3(struct btrfs_fs_info *fs_info,
em = alloc_extent_map();
if (!em)
- /* Skip this test on error. */
- return;
+ return -ENOMEM;
/* Add [4K, 8K) */
em->start = SZ_4K;
@@ -193,8 +204,10 @@ static void __test_case_3(struct btrfs_fs_info *fs_info,
free_extent_map(em);
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
/* Add [0, 16K) */
em->start = 0;
@@ -217,9 +230,12 @@ static void __test_case_3(struct btrfs_fs_info *fs_info,
start, start + len, ret, em->start, em->len,
em->block_start, em->block_len);
free_extent_map(em);
+ ret = 0;
out:
/* free memory */
free_extent_map_tree(em_tree);
+
+ return ret;
}
/*
@@ -246,7 +262,7 @@ static void test_case_3(struct btrfs_fs_info *fs_info,
__test_case_3(fs_info, em_tree, (12 * 1024ULL));
}
-static void __test_case_4(struct btrfs_fs_info *fs_info,
+static int __test_case_4(struct btrfs_fs_info *fs_info,
struct extent_map_tree *em_tree, u64 start)
{
struct extent_map *em;
@@ -255,8 +271,7 @@ static void __test_case_4(struct btrfs_fs_info *fs_info,
em = alloc_extent_map();
if (!em)
- /* Skip this test on error. */
- return;
+ return -ENOMEM;
/* Add [0K, 8K) */
em->start = 0;
@@ -268,8 +283,10 @@ static void __test_case_4(struct btrfs_fs_info *fs_info,
free_extent_map(em);
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
/* Add [8K, 24K) */
em->start = SZ_8K;
@@ -281,8 +298,10 @@ static void __test_case_4(struct btrfs_fs_info *fs_info,
free_extent_map(em);
em = alloc_extent_map();
- if (!em)
+ if (!em) {
+ ret = -ENOMEM;
goto out;
+ }
/* Add [0K, 32K) */
em->start = 0;
em->len = SZ_32K;
@@ -299,9 +318,12 @@ static void __test_case_4(struct btrfs_fs_info *fs_info,
start, len, ret, em->start, em->len, em->block_start,
em->block_len);
free_extent_map(em);
+ ret = 0;
out:
/* free memory */
free_extent_map_tree(em_tree);
+
+ return ret;
}
/*
@@ -340,6 +362,7 @@ int btrfs_test_extent_map(void)
{
struct btrfs_fs_info *fs_info = NULL;
struct extent_map_tree *em_tree;
+ int ret = 0;
test_msg("running extent_map tests");
@@ -354,9 +377,10 @@ int btrfs_test_extent_map(void)
}
em_tree = kzalloc(sizeof(*em_tree), GFP_KERNEL);
- if (!em_tree)
- /* Skip the test on error. */
+ if (!em_tree) {
+ ret = -ENOMEM;
goto out;
+ }
extent_map_tree_init(em_tree);
@@ -369,5 +393,5 @@ int btrfs_test_extent_map(void)
out:
btrfs_free_dummy_fs_info(fs_info);
- return 0;
+ return ret;
}
generated by cgit (git 2.34.1) at 2024-06-24 16:17:13 +0000