tree a5b2d84dfb0f7009538c1c07ca5e244da2be3956
parent 1336028b9a1fb33537eab8caec66e812eb8cad63
author Marcelo Tosatti <mtosatti@redhat.com> 1208377146 -0300
committer Avi Kivity <avi@qumranet.com> 1209309705 +0300

KVM: MMU: kvm_pv_mmu_op should not take mmap_sem

kvm_pv_mmu_op should not take mmap_sem. All gfn_to_page() callers down
in the MMU processing will take it if necessary, so as it is it can
deadlock.

Apparently a leftover from the days before slots_lock.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>