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| author | David Sterba <dsterba@suse.com> | 2020-07-01 21:19:09 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-12-08 15:53:58 +0100 |
| commit | 265fdfa6ce0a79df3b880bbf39d9a00a0435687f (patch) | |
| tree | d17cb9236e996f9f149bde5ac146f11016239538 /fs/btrfs/ctree.h | |
| parent | 098e63082b9bd26b61a57310385efc3e9f363dea (diff) | |
| download | lwn-265fdfa6ce0a79df3b880bbf39d9a00a0435687f.tar.gz lwn-265fdfa6ce0a79df3b880bbf39d9a00a0435687f.zip | |
btrfs: replace s_blocksize_bits with fs_info::sectorsize_bits
The value of super_block::s_blocksize_bits is the same as
fs_info::sectorsize_bits, but we don't need to do the extra dereferences
in many functions and storing the bits as u32 (in fs_info) generates
shorter assembly.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 2bfad194bf06..b94b4fe0fa96 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1410,7 +1410,7 @@ struct btrfs_map_token { }; #define BTRFS_BYTES_TO_BLKS(fs_info, bytes) \ - ((bytes) >> (fs_info)->sb->s_blocksize_bits) + ((bytes) >> (fs_info)->sectorsize_bits) static inline void btrfs_init_map_token(struct btrfs_map_token *token, struct extent_buffer *eb) |