[I am mostly offline and will be so tomorrow as well] On Tue 27-11-18 08:52:14, osalvador@xxxxxxx wrote: [...] > So, although removing the lock here is pretty straightforward, it does not > really get us closer to that goal IMHO, if that is what we want to do in the > end. But it doesn't get us further either, right? This patch shouldn't make any plan for range locking any worse. Both adding and removing a sparse section is pfn range defined unless I am missing something. -- Michal Hocko SUSE Labs