On Thu, Sep 06, 2018 at 11:37:28AM +0100, Wei Liu wrote: > On Tue, Jul 17, 2018 at 11:48:30AM +0200, Roger Pau Monne wrote: > > + curr->vpci.wait.callback = enable_callback; > > + curr->vpci.wait.data = cb; > > + curr->vpci.wait.end = get_cycles() + 100 * cpu_khz; > > Does this guarantee to give you 100ms? What if the TSC is not constant > (invariant? forgot which name is which) ? > > I think you might want to use NOW() and friends in time.c
Right, I originally copied this from __udelay, but using NOW is indeed better. Thanks, Roger. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
