[PATCH v7 12/12] ext4: run mballoc test with different layouts setting
From: Kemeng Shi
Date: Tue Sep 19 2023 - 08:16:49 EST
Use KUNIT_CASE_PARAM to run mballoc test with different layouts setting.
Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@xxxxxxxxx>
---
fs/ext4/mballoc-test.c | 52 ++++++++++++++++++++++++++++++------------
1 file changed, 38 insertions(+), 14 deletions(-)
diff --git a/fs/ext4/mballoc-test.c b/fs/ext4/mballoc-test.c
index 120c4944d2e1..f94901fd3835 100644
--- a/fs/ext4/mballoc-test.c
+++ b/fs/ext4/mballoc-test.c
@@ -199,21 +199,11 @@ ext4_mb_mark_context_stub(handle_t *handle, struct super_block *sb, bool state,
return 0;
}
-#define TEST_BLOCKSIZE_BITS 10
-#define TEST_CLUSTER_BITS 3
-#define TEST_BLOCKS_PER_GROUP 8192
-#define TEST_GROUP_COUNT 4
-#define TEST_DESC_SIZE 64
#define TEST_GOAL_GROUP 1
static int mbt_kunit_init(struct kunit *test)
{
- struct mbt_ext4_block_layout layout = {
- .blocksize_bits = TEST_BLOCKSIZE_BITS,
- .cluster_bits = TEST_CLUSTER_BITS,
- .blocks_per_group = TEST_BLOCKS_PER_GROUP,
- .group_count = TEST_GROUP_COUNT,
- .desc_size = TEST_DESC_SIZE,
- };
+ struct mbt_ext4_block_layout *layout =
+ (struct mbt_ext4_block_layout *)(test->param_value);
struct super_block *sb;
int ret;
@@ -221,7 +211,7 @@ static int mbt_kunit_init(struct kunit *test)
if (sb == NULL)
return -ENOMEM;
- mbt_init_sb_layout(sb, &layout);
+ mbt_init_sb_layout(sb, layout);
ret = mbt_ctx_init(sb);
if (ret != 0) {
@@ -307,9 +297,43 @@ static void test_new_blocks_simple(struct kunit *test)
"unexpectedly get block when no block is available");
}
+static const struct mbt_ext4_block_layout mbt_test_layouts[] = {
+ {
+ .blocksize_bits = 10,
+ .cluster_bits = 3,
+ .blocks_per_group = 8192,
+ .group_count = 4,
+ .desc_size = 64,
+ },
+ {
+ .blocksize_bits = 12,
+ .cluster_bits = 3,
+ .blocks_per_group = 8192,
+ .group_count = 4,
+ .desc_size = 64,
+ },
+ {
+ .blocksize_bits = 16,
+ .cluster_bits = 3,
+ .blocks_per_group = 8192,
+ .group_count = 4,
+ .desc_size = 64,
+ },
+};
+
+static void mbt_show_layout(const struct mbt_ext4_block_layout *layout,
+ char *desc)
+{
+ snprintf(desc, KUNIT_PARAM_DESC_SIZE, "block_bits=%d cluster_bits=%d "
+ "blocks_per_group=%d group_count=%d desc_size=%d\n",
+ layout->blocksize_bits, layout->cluster_bits,
+ layout->blocks_per_group, layout->group_count,
+ layout->desc_size);
+}
+KUNIT_ARRAY_PARAM(mbt_layouts, mbt_test_layouts, mbt_show_layout);
static struct kunit_case mbt_test_cases[] = {
- KUNIT_CASE(test_new_blocks_simple),
+ KUNIT_CASE_PARAM(test_new_blocks_simple, mbt_layouts_gen_params),
{}
};
--
2.30.0