23 	struct super_block sb;  member
27 #define MBT_CTX(_sb) (&(container_of((_sb), struct mbt_ext4_super_block, sb)->mbt_ctx))
40 	fsb->sb.s_fs_info = sbi;  in mbt_ext4_alloc_super_block()
41 	return &fsb->sb;  in mbt_ext4_alloc_super_block()
50 static void mbt_ext4_free_super_block(struct super_block *sb)  in mbt_ext4_free_super_block()  argument
53 		container_of(sb, struct mbt_ext4_super_block, sb);  in mbt_ext4_free_super_block()
54 	struct ext4_sb_info *sbi = EXT4_SB(sb);  in mbt_ext4_free_super_block()
69 static void mbt_init_sb_layout(struct super_block *sb,  in mbt_init_sb_layout()  argument
72 	struct ext4_sb_info *sbi = EXT4_SB(sb);  in mbt_init_sb_layout()
75 	sb->s_blocksize = 1UL << layout->blocksize_bits;  in mbt_init_sb_layout()
76 	sb->s_blocksize_bits = layout->blocksize_bits;  in mbt_init_sb_layout()
91 static int mbt_grp_ctx_init(struct super_block *sb,  in mbt_grp_ctx_init()  argument
94 	grp_ctx->bitmap_bh.b_data = kzalloc(EXT4_BLOCK_SIZE(sb), GFP_KERNEL);  in mbt_grp_ctx_init()
107 static void mbt_ctx_mark_used(struct super_block *sb, ext4_group_t group,  in mbt_ctx_mark_used()  argument
110 	struct mbt_grp_ctx *grp_ctx = MBT_GRP_CTX(sb, group);  in mbt_ctx_mark_used()
116 static int mbt_ctx_init(struct super_block *sb)  in mbt_ctx_init()  argument
118 	struct mbt_ctx *ctx = MBT_CTX(sb);  in mbt_ctx_init()
119 	ext4_group_t i, ngroups = ext4_get_groups_count(sb);  in mbt_ctx_init()
127 		if (mbt_grp_ctx_init(sb, &ctx->grp_ctx[i]))  in mbt_ctx_init()
145 static void mbt_ctx_release(struct super_block *sb)  in mbt_ctx_release()  argument
147 	struct mbt_ctx *ctx = MBT_CTX(sb);  in mbt_ctx_release()
148 	ext4_group_t i, ngroups = ext4_get_groups_count(sb);  in mbt_ctx_release()
156 ext4_read_block_bitmap_nowait_stub(struct super_block *sb, ext4_group_t block_group,  in ext4_read_block_bitmap_nowait_stub()  argument
159 	struct mbt_grp_ctx *grp_ctx = MBT_GRP_CTX(sb, block_group);  in ext4_read_block_bitmap_nowait_stub()
166 static int ext4_wait_block_bitmap_stub(struct super_block *sb,  in ext4_wait_block_bitmap_stub()  argument
174 ext4_get_group_desc_stub(struct super_block *sb, ext4_group_t block_group,  in ext4_get_group_desc_stub()  argument
177 	struct mbt_grp_ctx *grp_ctx = MBT_GRP_CTX(sb, block_group);  in ext4_get_group_desc_stub()
186 ext4_mb_mark_context_stub(handle_t *handle, struct super_block *sb, bool state,  in ext4_mb_mark_context_stub()  argument
191 	struct mbt_grp_ctx *grp_ctx = MBT_GRP_CTX(sb, group);  in ext4_mb_mark_context_stub()
207 	struct super_block *sb;  in mbt_kunit_init()  local
210 	sb = mbt_ext4_alloc_super_block();  in mbt_kunit_init()
211 	if (sb == NULL)  in mbt_kunit_init()
214 	mbt_init_sb_layout(sb, layout);  in mbt_kunit_init()
216 	ret = mbt_ctx_init(sb);  in mbt_kunit_init()
218 		mbt_ext4_free_super_block(sb);  in mbt_kunit_init()
222 	test->priv = sb;  in mbt_kunit_init()
240 	struct super_block *sb = (struct super_block *)test->priv;  in mbt_kunit_exit()  local
242 	mbt_ctx_release(sb);  in mbt_kunit_exit()
243 	mbt_ext4_free_super_block(sb);  in mbt_kunit_exit()
248 	struct super_block *sb = (struct super_block *)test->priv;  in test_new_blocks_simple()  local
249 	struct inode inode = { .i_sb = sb, };  in test_new_blocks_simple()
254 	struct ext4_sb_info *sbi = EXT4_SB(sb);  in test_new_blocks_simple()
259 	ar.goal = ext4_group_first_block_no(sb, goal_group);  in test_new_blocks_simple()
266 	ar.goal = ext4_group_first_block_no(sb, goal_group);  in test_new_blocks_simple()
273 	mbt_ctx_mark_used(sb, goal_group, 0, EXT4_CLUSTERS_PER_GROUP(sb));  in test_new_blocks_simple()
274 	ar.goal = ext4_group_first_block_no(sb, goal_group);  in test_new_blocks_simple()
277 		ext4_group_first_block_no(sb, goal_group + 1), found,  in test_new_blocks_simple()
279 		ext4_group_first_block_no(sb, goal_group + 1), found);  in test_new_blocks_simple()
282 	for (i = goal_group; i < ext4_get_groups_count(sb); i++)  in test_new_blocks_simple()
283 		mbt_ctx_mark_used(sb, i, 0, EXT4_CLUSTERS_PER_GROUP(sb));  in test_new_blocks_simple()
284 	ar.goal = ext4_group_first_block_no(sb, goal_group);  in test_new_blocks_simple()
287 		ext4_group_first_block_no(sb, 0) + EXT4_C2B(sbi, 1), found,  in test_new_blocks_simple()
289 		ext4_group_first_block_no(sb, 0 + EXT4_C2B(sbi, 1)), found);  in test_new_blocks_simple()
292 	for (i = 0; i < ext4_get_groups_count(sb); i++)  in test_new_blocks_simple()
293 		mbt_ctx_mark_used(sb, i, 0, EXT4_CLUSTERS_PER_GROUP(sb));  in test_new_blocks_simple()
294 	ar.goal = ext4_group_first_block_no(sb, goal_group);  in test_new_blocks_simple()