On Wed, Jun 05, 2019 at 12:48:45PM -0700, Sean Christopherson wrote: > A reserved field could prove useful in the future, and packed structs > can result in inefficiencies due to its impact on alignment. > > Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx> Rather should extend mrmask just to 32 bits. /Jarkko