commit 0c557ed4983b7abe152212b5b1726c2a789b2c61
author Marc Zyngier <marc.zyngier@arm.com> Thu Apr 24 10:24:46 2014 +0100
committer Christoffer Dall <christoffer.dall@linaro.org> Fri Jul 11 04:57:44 2014 -0700
tree d7b3fe7a81d323f6c571828f78e09228cc6d499b
parent 51ba248164d0eeb8b4f94d405430c18a56c6ac9a

arm64: KVM: add trap handlers for AArch64 debug registers

Add handlers for all the AArch64 debug registers that are accessible
from EL0 or EL1. The trapping code keeps track of the state of the
debug registers, allowing for the switch code to implement a lazy
switching strategy.

Reviewed-by: Anup Patel <anup.patel@linaro.org>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>