diff options
Diffstat (limited to 'fs/btrfs/compression.h')
| -rw-r--r-- | fs/btrfs/compression.h | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h index 2b56d63e01ce..1aa02903de69 100644 --- a/fs/btrfs/compression.h +++ b/fs/btrfs/compression.h @@ -30,8 +30,8 @@ static_assert((BTRFS_MAX_COMPRESSED % PAGE_SIZE) == 0); #define BTRFS_ZLIB_DEFAULT_LEVEL 3 struct compressed_bio { - /* Number of sectors with unfinished IO (unsubmitted or unfinished) */ - refcount_t pending_sectors; + /* Number of outstanding bios */ + refcount_t pending_ios; /* Number of compressed pages in the array */ unsigned int nr_pages; @@ -59,16 +59,12 @@ struct compressed_bio { /* IO errors */ blk_status_t status; - int mirror_num; - /* for reads, this is the bio we are copying the data into */ - struct bio *orig_bio; - - /* - * the start of a variable length array of checksums only - * used by reads - */ - u8 sums[]; + union { + /* For reads, this is the bio we are copying the data into */ + struct bio *orig_bio; + struct work_struct write_end_work; + }; }; static inline unsigned int btrfs_compress_type(unsigned int type_level) |