On 28.03.22 15:43, Matthew Wilcox wrote: > On Mon, Mar 28, 2022 at 02:29:20PM +0200, David Hildenbrand wrote: >> I'd appreciate if we could merge most MM-related stuff through the -MM >> tree; it exists for a reason IMHO. Andrew, you usually have a very good >> feeling when something's ready to be merged upstream (sufficient review >> from relevant folks, sufficient exposure via -mm and -next, ...). > > The problem is that the MM tree is completely unusable when patches going > in through other trees need to be based on it. The MM workflow clearly > works well for Andrew, but it doesn't work well for us as a community. > > Fortunately folios is past that point now, but I fear that maple tree > will get to that point if it doesn't go in through Andrew's tree this > cycle, as it may have other users. Yes, there are most certainly special cases, like folios and eventually like the maple tree rework. But I consider these exceptions to the general rule. And the exceptions should follow the same ACKing/review process as other -MM stuff, as Linus nicely identified here. -- Thanks, David / dhildenb