tree 8c3bcd9e4076404fa9a899b47ce321c716296e32
parent b1940cd21c0f4abdce101253e860feff547291b0
author Wincy Van <fanwenyi0529@gmail.com> 1418277178 +0300
committer Paolo Bonzini <pbonzini@redhat.com> 1420753514 +0100

KVM: nVMX: Add nested msr load/restore algorithm

Several hypervisors need MSR auto load/restore feature.
We read MSRs from VM-entry MSR load area which specified by L1,
and load them via kvm_set_msr in the nested entry.
When nested exit occurs, we get MSRs via kvm_get_msr, writing
them to L1`s MSR store area. After this, we read MSRs from VM-exit
MSR load area, and load them via kvm_set_msr.

Signed-off-by: Wincy Van <fanwenyi0529@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>