On 05/05/2020 09:13, Jan Beulich wrote: > Introduce a new blk() hook, paralleling the rmw() one in a certain way, > but being intended for larger data sizes, and hence its HVM intermediate > handling function doesn't fall back to splitting the operation if the > requested virtual address can't be mapped. > > Note that SDM revision 071 doesn't specify exception behavior for > ModRM.mod == 0b11; assuming #UD here.
Still stale? It does #UD on current hardware, and will cease to #UD in the future when the encoding space gets used for something else. > > Signed-off-by: Jan Beulich <jbeul...@suse.com> > Reviewed-by: Paul Durrant <p...@xen.org> Acked-by: Andrew Cooper <andrew.coop...@citrix.com>
