On Thu, Aug 10, 2017 at 10:32:16AM +0900, Byungchul Park wrote: > On Wed, Aug 09, 2017 at 04:16:05PM +0200, Peter Zijlstra wrote: > > Hehe, _another_ scheme... > > > > Yes I think this works.. but I had just sort of understood the last one. > > > > How about I do this on top? That I think is a combination of what I > > proposed last and your single invalidate thing. Combined they solve the > > problem with the least amount of extra storage (a single int). > > I'm sorry for saying that.. I'm not sure if this works well.
OK, I'll sit on the patch a little while, if you could share your concerns then maybe I can improve the comments ;-)
