has_callchain_buf  530 include/linux/filter.h 				has_callchain_buf:1, /* callchain buffer allocated? */
has_callchain_buf 1976 kernel/bpf/core.c 	if (aux->prog->has_callchain_buf)
has_callchain_buf 4154 kernel/bpf/verifier.c 	if (func_id == BPF_FUNC_get_stack && !env->prog->has_callchain_buf) {
has_callchain_buf 4169 kernel/bpf/verifier.c 		env->prog->has_callchain_buf = true;