On 1/28/21 3:48 AM, Coly Li wrote: > For super block version < BCACHE_SB_VERSION_CDEV_WITH_FEATURES, it > doesn't make sense to check the feature sets. This patch checks > super block version in bch_has_feature_* routines, if the version > doesn't have feature sets yet, returns 0 (false) to the caller. Applied, thanks. -- Jens Axboe