On Thu, Apr 7, 2016 at 8:07 AM, Waiman Long <[email protected]> wrote: > On 04/07/2016 12:58 AM, Andy Lutomirski wrote: >> Reading the HPET is so slow that all the atomic ops in the world won't >> make a dent. Why not just turn this optimization on unconditionally? >> >> --Andy > > > I am constantly on the alert that we should not introduce regression on > lesser systems like a single socket machine with a few cores. That is why I > put the check to conditionally enable this optimization. I have no issue of > taking that out and let it be the default as long as no one object. >
Agreed. I just suspect it's actually faster on all systems. This reminds me -- I need to send out my patch to disable the vdso HPET code, which will make your change more effective. I'll cc you. > Cheers, > Longman -- Andy Lutomirski AMA Capital Management, LLC
