Messages in this thread | | | Date | Wed, 07 Mar 2007 10:35:28 -0800 | From | Jeremy Fitzhardinge <> | Subject | Re: + stupid-hack-to-make-mainline-build.patch added to -mm tree |
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Ingo Molnar wrote: > ugh. Please take it from me: i've watched the Linux time code walk its > long, rocky 10+ years road. One of the first mistakes was when we made > the TSC the center of the i386-time universe. (incidentally, it was me > who did the first steps of that, as a rookie kernel hacker) We got cured > out of that in v2.6.19, v2.6.20 and v2.6.21. Granted, Xen is only at the > beginning of that same road. Meet in another 10 years? ;)
Yep, the tsc has myriad problems; for Xen its the best of a bad lot. Unfortunately in 10 years no clearly better alternative has appeared; maybe in 10 years there will be one. It might even be the tsc.
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