Ok, those test robot reports are hard to read, but trying to distill it down: On Wed, Feb 13, 2019 at 1:19 AM Chen Rong <rong.a.chen@xxxxxxxxx> wrote: > > %stddev %change %stddev > \ | \ > 196250 ± 8% -64.1% 70494 will-it-scale.per_thread_ops That's the original 64% regression.. And then with the patch set: > %stddev change %stddev > \ | \ > 71190 180% 199232 ± 4% will-it-scale.per_thread_ops looks like it's back up where it used to be. So I guess we have numbers for the regression now. Thanks. And that closes my biggest question for the new model, and with the new organization that gets ird of the arch-specific asm separately first and makes it a bit more legible that way, I guess I'll just Ack the whole series. Linus