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btrfs: get fs_info from eb in read_one_chunk

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We can read fs_info from extent buffer and can drop it from the
parameters.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-03-20 16:43:07 +01:00
parent ddaf1d5aef
commit 9690ac0987
1 changed files with 4 additions and 4 deletions
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8
fs/btrfs/volumes.c
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@ -6686,10 +6686,10 @@ static u64 calc_stripe_length(u64 type, u64 chunk_len, int num_stripes)
return div_u64(chunk_len, data_stripes); return div_u64(chunk_len, data_stripes);
} }
static int read_one_chunk(struct btrfs_fs_info *fs_info, struct btrfs_key *key, static int read_one_chunk(struct btrfs_key *key, struct extent_buffer *leaf,
struct extent_buffer *leaf,
struct btrfs_chunk *chunk) struct btrfs_chunk *chunk)
{ {
struct btrfs_fs_info *fs_info = leaf->fs_info;
struct btrfs_mapping_tree *map_tree = &fs_info->mapping_tree; struct btrfs_mapping_tree *map_tree = &fs_info->mapping_tree;
struct map_lookup *map; struct map_lookup *map;
struct extent_map *em; struct extent_map *em;
@ -7069,7 +7069,7 @@ int btrfs_read_sys_array(struct btrfs_fs_info *fs_info)
if (cur_offset + len > array_size) if (cur_offset + len > array_size)
goto out_short_read; goto out_short_read;
ret = read_one_chunk(fs_info, &key, sb, chunk); ret = read_one_chunk(&key, sb, chunk);
if (ret) if (ret)
break; break;
} else { } else {
@ -7217,7 +7217,7 @@ int btrfs_read_chunk_tree(struct btrfs_fs_info *fs_info)
} else if (found_key.type == BTRFS_CHUNK_ITEM_KEY) { } else if (found_key.type == BTRFS_CHUNK_ITEM_KEY) {
struct btrfs_chunk *chunk; struct btrfs_chunk *chunk;
chunk = btrfs_item_ptr(leaf, slot, struct btrfs_chunk); chunk = btrfs_item_ptr(leaf, slot, struct btrfs_chunk);
ret = read_one_chunk(fs_info, &found_key, leaf, chunk); ret = read_one_chunk(&found_key, leaf, chunk);
if (ret) if (ret)
goto error; goto error;
} }