tree 21e41d8f67f3fc81df9744e91350e76b1787ec3b
parent b682b814e3cc340f905c14dff87ce8bdba7c5eba
author Mark McLoughlin <markmc@redhat.com> 1233858226 +0000
committer Avi Kivity <avi@redhat.com> 1234658859 +0200

KVM: Fix assigned devices circular locking dependency

kvm->slots_lock is outer to kvm->lock, so take slots_lock
in kvm_vm_ioctl_assign_device() before taking kvm->lock,
rather than taking it in kvm_iommu_map_memslots().

Cc: stable@kernel.org
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Acked-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>