get_prop(surfaceflinger, diag_prop);
allow surfaceflinger perfd_data_file:sock_file write;
allow surfaceflinger perfd_data_file:dir search;
# allow surfaceflinger perfd:unix_stream_socket connectto;
allow surfaceflinger diag_device:chr_file { read write };

binder_call(surfaceflinger, hwservicemanager)