Gao Xiang, On Mon, Aug 19, 2019 at 10:45 PM Gao Xiang via Linux-erofs <linux-erofs@xxxxxxxxxxxxxxxx> wrote: > > struct erofs_super_block has "checksum" and "features" fields, > > but they are not used in the source. > > What is the plan for these? > > Yes, both will be used laterly (features is used for compatible > features, we already have some incompatible features in 5.3). Good. :-) I suggest to check the fields being 0 right now. Otherwise you are in danger that they get burned if an mkfs.erofs does not initialize the fields. -- Thanks, //richard