ext4: run mballoc test with different layouts setting

Use KUNIT_CASE_PARAM to run mballoc test with different layouts setting.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
Link: https://lore.kernel.org/r/20230928160407.142069-13-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Kemeng Shi 2023-09-29 00:04:07 +08:00 committed by Theodore Ts'o
parent 7c9fa399a3
commit 28b95ee868

View File

@ -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),
{}
};