Messages in this thread | | | Date | Wed, 02 Sep 2009 15:56:16 +0300 | From | Avi Kivity <> | Subject | Re: [PATCH 1/2] keep guest wallclock in sync with host clock |
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On 09/02/2009 03:48 PM, Glauber Costa wrote: > >> You can't prevent host preemption. You might read kvmclock again and >> repeat if too much time has passed. >> > But then you can be scheduled after you did settimeofday, but before reading > kvmclock again. Since we're aiming for periodic adjustments here, > any discrepancies should not last long, so we can maybe live with it. >
do { read_kvmclock settimeofday read_kvmclock } while the_difference_between_the_two_reads_is_too_large
-- error compiling committee.c: too many arguments to function
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