278 void bpf_stream_stage_init(struct bpf_stream_stage *ss)  in bpf_stream_stage_init()  argument
280 	init_llist_head(&ss->log);  in bpf_stream_stage_init()
281 	ss->len = 0;  in bpf_stream_stage_init()
284 void bpf_stream_stage_free(struct bpf_stream_stage *ss)  in bpf_stream_stage_free()  argument
288 	node = llist_del_all(&ss->log);  in bpf_stream_stage_free()
292 int bpf_stream_stage_printk(struct bpf_stream_stage *ss, const char *fmt, ...)  in bpf_stream_stage_printk()  argument
304 	ss->len += ret;  in bpf_stream_stage_printk()
306 	ret = __bpf_stream_push_str(&ss->log, buf->buf, ret);  in bpf_stream_stage_printk()
311 int bpf_stream_stage_commit(struct bpf_stream_stage *ss, struct bpf_prog *prog,  in bpf_stream_stage_commit()  argument
322 	ret = bpf_stream_consume_capacity(stream, ss->len);  in bpf_stream_stage_commit()
326 	list = llist_del_all(&ss->log);  in bpf_stream_stage_commit()
340 	struct bpf_stream_stage *ss;  member
358 		ctxp->err = bpf_stream_stage_printk(ctxp->ss, "%pS\n  %s @ %s:%d\n",  in dump_stack_cb()
363 	ctxp->err = bpf_stream_stage_printk(ctxp->ss, "%pS\n", (void *)(long)ip);  in dump_stack_cb()
367 int bpf_stream_stage_dump_stack(struct bpf_stream_stage *ss)  in bpf_stream_stage_dump_stack()  argument
369 	struct dump_stack_ctx ctx = { .ss = ss };  in bpf_stream_stage_dump_stack()
372 	ret = bpf_stream_stage_printk(ss, "CPU: %d UID: %d PID: %d Comm: %s\n",  in bpf_stream_stage_dump_stack()
377 	ret = bpf_stream_stage_printk(ss, "Call trace:\n");  in bpf_stream_stage_dump_stack()
383 	return bpf_stream_stage_printk(ss, "\n");  in bpf_stream_stage_dump_stack()