On Wed 15-05-19 17:15:57, Greg KH wrote: > On Wed, May 15, 2019 at 04:51:51PM +0200, Michal Hocko wrote: > > [Cc Suren and Minchan - the email thread starts here 20190514131654.25463-1-oleksandr@xxxxxxxxxx] > > > > On Wed 15-05-19 08:53:11, Michal Hocko wrote: > > [...] > > > I will try to comment on the interface itself later. But I have to say > > > that I am not impressed. Abusing sysfs for per process features is quite > > > gross to be honest. > > > > I have already commented on this in other email. I consider sysfs an > > unsuitable interface for per-process API. > > Wait, what? A new sysfs file/directory per process? That's crazy, no > one must have benchmarked it :) Just to clarify, that was not a per process file but rather per process API. Essentially echo $PID > $SYSFS_SPECIAL_FILE -- Michal Hocko SUSE Labs