KVM: MMU: retain more available bits on mmio spte
authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Fri, 7 Jun 2013 08:51:23 +0000 (16:51 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 20 Jun 2013 21:33:20 +0000 (23:33 +0200)
commit885032b91042288f98d3888c2aaf3a108d348d5c
tree3f51f6eca75275a2be2a2cf19be546bc6ec27855
parent87d41fb4da6467622b7a87fd6afe8071abab6dae
KVM: MMU: retain more available bits on mmio spte

Let mmio spte only use bit62 and bit63 on upper 32 bits, then bit 52 ~ bit 61
can be used for other purposes

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/vmx.c
arch/x86/kvm/x86.c