bpf_dummy_read    435 kernel/bpf/syscall.c 	.read		= bpf_dummy_read,
bpf_dummy_read   1433 kernel/bpf/syscall.c 	.read		= bpf_dummy_read,
bpf_dummy_read   1812 kernel/bpf/syscall.c 	.read		= bpf_dummy_read,