On Sun, Aug 23, 2020 at 04:06:01PM +0200, Christian Weisgerber wrote: > Scott Cheloha: > > > This "it might slow down the network stack" thing keeps coming up, and > > yet nobody can point to (a) who expressed this concern or (b) what the > > penalty is in practice. > > It was kettenis@ who simply raised the question and asked for > comments from the network people. > > I think we should just go ahead and use rdtsc_lfence() in > tsc_get_timecount(). It is *correct*.
I agree. For the network stack there are bigger fishes to fry befor such a micro optimisation would even matter. -- :wq Claudio
