On Mon, Dec 04, 2017 at 10:39:05PM +0000, David Howells wrote: > Peter Zijlstra <pet...@infradead.org> wrote: > > > > Good point! How about as shown in the updated patch below? > > > > Humm, I thought the idea was to completely remove read_barrier_depends > > from the lkmm and memory-barriers.txt, making it an Alpha implementation > > detail. > > memory-barriers.txt explains how the barriers used by the kernel work, amongst > other things.
The thing is, read-barrier-depends will no longer be used. read-read dependencies will henceforth be assumed to 'just work'. > Don't forget, btw, that Blackfin uses it also. We should delete that blackfin code, its beyond insane.