This member is not used by any one, just remove it. And since it's between two pointers, such removal should save us a pointer size of the structure.
Furthermore, if we just want to know the block group profile, we have btrfs_bio::map_type, which is much better than this ambiguous member. Signed-off-by: Qu Wenruo <[email protected]> --- fs/btrfs/volumes.h | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 7f6aa1816409..5ab2920b0c1f 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -331,7 +331,6 @@ struct btrfs_bio { u64 map_type; /* get from map_lookup->type */ bio_end_io_t *end_io; struct bio *orig_bio; - unsigned long flags; void *private; atomic_t error; int max_errors; -- 2.23.0
