On Tue 31-12-19 04:59:08, Matthew Wilcox wrote: > > I don't want to present this topic; I merely noticed the problem. > I nominate Jens Axboe and Michael Hocko as session leaders. See the > thread here: Thanks for bringing this up Matthew! The change in the behavior came as a surprise to me. I can lead the session for the MM side. > https://lore.kernel.org/linux-mm/20190923111900.GH15392@xxxxxxxxxxxxxxxxxxxxxx/ > > Summary: Congestion is broken and has been for years, and everybody's > system is sleeping waiting for congestion that will never clear. > > A good outcome for this meeting would be: > > - MM defines what information they want from the block stack. The history of the congestion waiting is kinda hairy but I will try to summarize expectations we used to have and we can discuss how much of that has been real and what followed up as a cargo cult. Maybe we just find out that we do not need functionality like that anymore. I believe Mel would be a great contributor to the discussion. > - Block stack commits to giving them that information. -- Michal Hocko SUSE Labs