[PATCH] KVM: Simplify is_long_mode()

Instead of doing tricky stuff with the arch dependent virtualization
registers, take a peek at the guest's efer.

This simlifies some code, and fixes some confusion in the mmu branch.

Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --cc drivers/kvm/kvm.h
Simple merge

diff --cc drivers/kvm/kvm_main.c
Simple merge

diff --cc drivers/kvm/mmu.c
Simple merge

diff --cc drivers/kvm/paging_tmpl.h
Simple merge

diff --cc drivers/kvm/svm.c
Simple merge

diff --cc drivers/kvm/vmx.c
Simple merge