On Mon, Mar 14, 2016 at 11:10:16AM -0700, Andy Lutomirski wrote: > A couple of the wrmsr users actually care about performance. These > are the ones involved in context switching and, to a lesser extent, in > switching in and out of guest mode.
Right, this very much includes a number of perf MSRs. Some of those get called from the context switch path, others from the NMI handler. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
