On Tue 10-10-17 07:29:31, Dave Hansen wrote: > On 10/09/2017 10:49 PM, Michal Hocko wrote: > > On Mon 09-10-17 09:55:49, Michal Hocko wrote: > >> I haven't checked closely but what happens (or should happen) when you > >> do a partial read? Should you get an inconsistent results? Or is this > >> impossible? > > Well, after thinking about it little bit more, partial reads are always > > inconsistent so this wouldn't add a new problem. > > > > Anyway I still stand by my position that this sounds over-engineered and > > a simple 0/1 resp. on/off interface would be both simpler and safer. If > > anybody wants an auto mode it can be added later (as a value 2 resp. > > auto). > > 0/1 with the default set to the strict, slower mode? yes, keep the current semantic and allow users who care to disable something that stands in the way. -- Michal Hocko SUSE Labs