tree 6fbabd149ba7e0b2fa06a03f39cebe268de9dc8b
parent 334b8ad7b182fc14d720acd7729afda3ab4c7e3a
author Avi Kivity <avi@redhat.com> 1241365855 +0300
committer Avi Kivity <avi@redhat.com> 1242029940 +0300

KVM: Make EFER reads safe when EFER does not exist

Some processors don't have EFER; don't oops if userspace wants us to
read EFER when we check NX.

Cc: stable@kernel.org
Signed-off-by: Avi Kivity <avi@redhat.com>