tree b0f8c2c644ea12fb68fea7e6e33e4813d873bfc0
parent 7767b7d2f7c4d81f8c6710af1f5cb3fc038fa7be
author James Hogan <james.hogan@imgtec.com> 1401354991 +0100
committer Paolo Bonzini <pbonzini@redhat.com> 1401447663 +0200

MIPS: KVM: Add CP0_HWREna KVM register access

Implement KVM_{GET,SET}_ONE_REG ioctl based access to the guest CP0
HWREna register. This is so that userland can save and restore its
value so that RDHWR instructions don't have to be emulated by the guest.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: kvm@vger.kernel.org
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: David Daney <david.daney@cavium.com>
Cc: Sanjay Lal <sanjayl@kymasys.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>