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Commit de143792 authored by Jeff Mahoney's avatar Jeff Mahoney Committed by David Sterba
Browse files

btrfs: struct btrfsic_state->root should be an fs_info 



The root member is never used except for obtaining an fs_info pointer.

Signed-off-by: default avatarJeff Mahoney <jeffm@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 2b2e27eb

fs/btrfs/check-integrity.c

+10 −10
Original line number Diff line number Diff line
@@ -254,7 +254,7 @@ struct btrfsic_state { 
	struct list_head all_blocks_list;

	struct btrfsic_block_hashtable block_hashtable;

	struct btrfsic_block_link_hashtable block_link_hashtable;

	struct btrfs_root *root;

	struct btrfs_fs_info *fs_info;

	u64 max_superblock_generation;

	struct btrfsic_block *latest_superblock;

	u32 metablock_size;
@@ -717,7 +717,7 @@ static int btrfsic_process_superblock(struct btrfsic_state *state, 
		}



		num_copies =

		    btrfs_num_copies(state->root->fs_info,

		    btrfs_num_copies(state->fs_info,

				     next_bytenr, state->metablock_size);

		if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)

			pr_info("num_copies(log_bytenr=%llu) = %d\n",
@@ -888,7 +888,7 @@ static int btrfsic_process_superblock_dev_mirror( 
		}



		num_copies =

		    btrfs_num_copies(state->root->fs_info,

		    btrfs_num_copies(state->fs_info,

				     next_bytenr, state->metablock_size);

		if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)

			pr_info("num_copies(log_bytenr=%llu) = %d\n",
@@ -1263,7 +1263,7 @@ static int btrfsic_create_link_to_next_block( 
	*next_blockp = NULL;

	if (0 == *num_copiesp) {

		*num_copiesp =

		    btrfs_num_copies(state->root->fs_info,

		    btrfs_num_copies(state->fs_info,

				     next_bytenr, state->metablock_size);

		if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)

			pr_info("num_copies(log_bytenr=%llu) = %d\n",
@@ -1457,7 +1457,7 @@ static int btrfsic_handle_extent_data( 
			chunk_len = num_bytes;



		num_copies =

		    btrfs_num_copies(state->root->fs_info,

		    btrfs_num_copies(state->fs_info,

				     next_bytenr, state->datablock_size);

		if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)

			pr_info("num_copies(log_bytenr=%llu) = %d\n",
@@ -1539,7 +1539,7 @@ static int btrfsic_map_block(struct btrfsic_state *state, u64 bytenr, u32 len, 
	struct btrfs_device *device;



	length = len;

	ret = btrfs_map_block(state->root->fs_info, BTRFS_MAP_READ,

	ret = btrfs_map_block(state->fs_info, BTRFS_MAP_READ,

			      bytenr, &length, &multi, mirror_num);



	if (ret) {
@@ -1741,7 +1741,7 @@ static int btrfsic_test_for_metadata(struct btrfsic_state *state, 
	num_pages = state->metablock_size >> PAGE_SHIFT;

	h = (struct btrfs_header *)datav[0];



	if (memcmp(h->fsid, state->root->fs_info->fsid, BTRFS_UUID_SIZE))

	if (memcmp(h->fsid, state->fs_info->fsid, BTRFS_UUID_SIZE))

		return 1;



	for (i = 0; i < num_pages; i++) {
@@ -2276,7 +2276,7 @@ static int btrfsic_process_written_superblock( 
		}



		num_copies =

		    btrfs_num_copies(state->root->fs_info,

		    btrfs_num_copies(state->fs_info,

				     next_bytenr, BTRFS_SUPER_INFO_SIZE);

		if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)

			pr_info("num_copies(log_bytenr=%llu) = %d\n",
@@ -2705,7 +2705,7 @@ static void btrfsic_cmp_log_and_dev_bytenr(struct btrfsic_state *state, 
	struct btrfsic_block_data_ctx block_ctx;

	int match = 0;



	num_copies = btrfs_num_copies(state->root->fs_info,

	num_copies = btrfs_num_copies(state->fs_info,

				      bytenr, state->metablock_size);



	for (mirror_num = 1; mirror_num <= num_copies; mirror_num++) {
@@ -2936,7 +2936,7 @@ int btrfsic_mount(struct btrfs_root *root, 
		btrfsic_is_initialized = 1;

	}

	mutex_lock(&btrfsic_mutex);

	state->root = root;

	state->fs_info = root->fs_info;

	state->print_mask = print_mask;

	state->include_extent_data = including_extent_data;

	state->csum_size = 0;