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If Device-TLB flush timed out, we hide the target ATS device
immediately. By hiding the device, we make sure it can't be
assigned to any domain any longer (see device_assigned).
Signed-off-by: Quan Xu <quan.xu@intel.com>
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
Tested-by: Quan Xu <quan.xu@intel.com>