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From: Kemeng Shi <shikemeng@huaweicloud.com>
To: tytso@mit.edu, adilger.kernel@dilger.ca, ritesh.list@gmail.com
Cc: ojaswin@linux.ibm.com, linux-ext4@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v7 12/12] ext4: run mballoc test with different layouts setting
Date: Wed, 20 Sep 2023 04:15:32 +0800	[thread overview]
Message-ID: <20230919201532.310085-13-shikemeng@huaweicloud.com> (raw)
In-Reply-To: <20230919201532.310085-1-shikemeng@huaweicloud.com>

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>
---
 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


      parent reply	other threads:[~2023-09-19 12:16 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-19 20:15 [PATCH v7 00/12] cleanups and unit test for mballoc Kemeng Shi
2023-09-19 20:15 ` [PATCH v7 01/12] ext4: make state in ext4_mb_mark_bb to be bool Kemeng Shi
2023-09-27  6:10   ` Ritesh Harjani
2023-09-27  6:51     ` Kemeng Shi
2023-09-19 20:15 ` [PATCH v7 02/12] ext4: factor out codes to update block bitmap and group descriptor on disk from ext4_mb_mark_bb Kemeng Shi
2023-09-27  8:49   ` Ritesh Harjani
2023-09-28  3:31     ` Kemeng Shi
2023-09-28  4:42       ` Ritesh Harjani
2023-09-28  7:45         ` Kemeng Shi
2023-09-19 20:15 ` [PATCH v7 03/12] ext4: call ext4_mb_mark_context in ext4_free_blocks_simple Kemeng Shi
2023-09-27  8:52   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 04/12] ext4: extend ext4_mb_mark_context to support allocation under journal Kemeng Shi
2023-09-27  9:13   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 05/12] ext4: call ext4_mb_mark_context in ext4_mb_mark_diskspace_used Kemeng Shi
2023-09-27  9:58   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 06/12] ext4: Separate block bitmap and buddy bitmap freeing in ext4_mb_clear_bb() Kemeng Shi
2023-09-27 11:06   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 07/12] ext4: call ext4_mb_mark_context in ext4_mb_clear_bb Kemeng Shi
2023-09-27 11:14   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 08/12] ext4: Separate block bitmap and buddy bitmap freeing in ext4_group_add_blocks() Kemeng Shi
2023-09-27 11:16   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 09/12] ext4: call ext4_mb_mark_context " Kemeng Shi
2023-09-27 11:19   ` Ritesh Harjani
2023-09-19 20:15 ` [PATCH v7 10/12] ext4: add some kunit stub for mballoc kunit test Kemeng Shi
2023-09-19 20:15 ` [PATCH v7 11/12] ext4: add first unit test for ext4_mb_new_blocks_simple in mballoc Kemeng Shi
2023-09-27 11:39   ` Ritesh Harjani
2023-09-19 20:15 ` Kemeng Shi [this message]

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