On Thu, Jan 31, 2019 at 10:47:24AM +0000, Paul Durrant wrote: > This patch simply adds domain and vcpu init/deinit hooks into the synic > and time modules and wires them into viridian_[domain|vcpu]_[init|deinit](). > Only one of the hooks is currently needed (to unmap the 'VP Assist' page) > but subsequent patches will make use of the others. > > NOTE: To perform the unmap of the VP Assist page, > viridian_unmap_guest_page() is now directly called in the new > viridian_synic_vcpu_deinit() function (which is safe even if > is_viridian_vcpu() evaluates to false). This replaces the slightly > hacky mechanism of faking a zero write to the > HV_X64_MSR_VP_ASSIST_PAGE MSR in viridian_cpu_deinit(). > > Signed-off-by: Paul Durrant <paul.durr...@citrix.com> > Reviewed-by: Jan Beulich <jbeul...@suse.com>
Reviewed-by: Wei Liu <wei.l...@citrix.com> _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
