[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] RE: [PATCH] rendezvous-based local time calibration WOW!
On Tue, Aug 05, 2008 at 02:49:25PM -0600, Dan Magenheimer wrote: > The algorithm used to compute the timestamp information Thanks. > I'm not sure its possible to guarantee monotonicity in > PV domains (without a global lock) except by doing a trap > or hypercall at each "get time". That's a shame. > I've thought about implementing softtsc for PV domains for > this reason. (Softtsc was just added at 4.0 for hvm domains > and causes all hvm tsc reads to trap.) Would this be of > interest? No, as it would be incredibly slow on Solaris (I dread to imagine). regards, john _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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