> I just finished a rough (but working) implementation of in-kernel > page cache compression backend (called zcache). During this work, > I found some issues with cleancache, mostly related to (lack of) > comments/documentation: Great to hear! And excellent feedback on the missing documentation... I am working on this right now so your feedback is very timely. (documentation and funcition return values comments deleted as I will fix all of them) > > + > > +static inline int cleancache_init_fs(size_t pagesize) > > + > > - It seems that returning pool_id of 0 is considered as error > condition (as it appears from deactivate_locked_super() changes). > This seems weird; I think only negative pool_id should considered > as error. Anyway, please add function comments for these. Hmmm... this is a bug. 0 is a valid pool_id. I'll fix it for the next rev. > Page cache compression was a long-pending project. I'm glad its > coming into shape with the help of cleancache :) Thanks! Dan -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href