]> git.baikalelectronics.ru Git - kernel.git/commit
KVM: Fix assigned devices circular locking dependency
authorMark McLoughlin <markmc@redhat.com>
Thu, 5 Feb 2009 18:23:46 +0000 (18:23 +0000)
committerAvi Kivity <avi@redhat.com>
Sun, 15 Feb 2009 00:47:39 +0000 (02:47 +0200)
commitd1ee4d3670042be3d4a4188a7064cf82a84ec528
tree21e41d8f67f3fc81df9744e91350e76b1787ec3b
parented0ad078cc1556bc6cf6d8809e60667237b26122
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>
virt/kvm/iommu.c
virt/kvm/kvm_main.c