On Tuesday 21 June 2011 09:10 am, John Baldwin wrote: > On Monday, June 20, 2011 7:41:00 pm Jung-uk Kim wrote: > > My questions to you: > > > > a) Why do we care TSC timecounter when it is not invariant where > > we *know* it is unusable and set to negative quality? > > What if the user knows they will not enable CPU throttling so for > them the TSC is safe? In that case, TSC is a more efficient > timecounter and if the user constrains the system to make the TSC > safe we should let them use it.
In that case, it must be a UP system, the quality is still 800, and TSC value won't be shifted. My question was specific to SMP cases. Sorry, I didn't make that clear. Jung-uk Kim _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"