On Mon, Jul 28, 2014 at 09:49:18AM +0200, Mike Galbraith wrote: > On Mon, 2014-07-28 at 03:34 +0800, Yuyang Du wrote: > > Thanks a lot, Mike. > > > > Ben asked for this test, but actually I don't know how to get pipe-test, > > still > > not even after google it. > > You could write it trivially, it's just pipe ping-pong. I can send you > a copy of the one I use if you like. Ingo wrote it way back in the dark > ages, I use it to watch out for fastpath lard accumulation.
Yes, please, drop me a copy. > > So the result is flat compared to before or a pass? > > Yeah, my little box said it was a deep cgroup price noop, but a modest > win for root. I love minus signs, they work great, though sometimes in > highly mysterious ways :) > Minus sign is great, and I hope this patchset is not mysterious, :) Thanks, Yuyang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
