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KVM: Make EFER reads safe when EFER does not exist
authorAvi Kivity <avi@redhat.com>
Sun, 3 May 2009 15:50:55 +0000 (18:50 +0300)
committerAvi Kivity <avi@redhat.com>
Mon, 11 May 2009 08:19:00 +0000 (11:19 +0300)
commit096048bbe7b5f89316e8daf32c6f50a2a2db047c
tree6fbabd149ba7e0b2fa06a03f39cebe268de9dc8btree | snapshot
parent1b099f50f4838dc708b520ce158b6b3e2831c797commit | diff
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>
arch/x86/kvm/x86.c diff | blob | history
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