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btrfs: make btrfs_file_extent_inline_item_len take a slot

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Instead of getting the btrfs_item for this, simply pass in the slot of
the item and then use the btrfs_item_size_nr() helper inside of
btrfs_file_extent_inline_item_len().

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2021-10-21 14:58:33 -04:00 committed by David Sterba
parent c91666b1f6
commit 437bd07e6c
2 changed files with 3 additions and 4 deletions
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4
fs/btrfs/ctree.h
View File

@ -2534,9 +2534,9 @@ BTRFS_SETGET_FUNCS(file_extent_other_encoding, struct btrfs_file_extent_item,
*/
static inline u32 btrfs_file_extent_inline_item_len(
const struct extent_buffer *eb,
struct btrfs_item *e)
int nr)
{
return btrfs_item_size(eb, e) - BTRFS_FILE_EXTENT_INLINE_DATA_START;
return btrfs_item_size_nr(eb, nr) - BTRFS_FILE_EXTENT_INLINE_DATA_START;
}
/* btrfs_qgroup_status_item */

3
fs/btrfs/inode.c
View File

@ -6996,8 +6996,7 @@ static noinline int uncompress_inline(struct btrfs_path *path,
WARN_ON(pg_offset != 0);
compress_type = btrfs_file_extent_compression(leaf, item);
max_size = btrfs_file_extent_ram_bytes(leaf, item);
inline_size = btrfs_file_extent_inline_item_len(leaf,
btrfs_item_nr(path->slots[0]));
inline_size = btrfs_file_extent_inline_item_len(leaf, path->slots[0]);
tmp = kmalloc(inline_size, GFP_NOFS);
if (!tmp)
return -ENOMEM;