39 		       void *fbuf __maybe_unused)  in swap_fbuf()
44 	ret = s->fbuf;  in swap_fbuf()
45 	s->fbuf = fbuf;  in swap_fbuf()
55 	void *fbuf = NULL;  in ts_push_current_session()  local
72 		fbuf = swap_fbuf(s, NULL);  in ts_push_current_session()
82 	if (IS_ENABLED(CFG_FTRACE_SUPPORT) && fbuf) {  in ts_push_current_session()
84 		swap_fbuf(s, fbuf);  in ts_push_current_session()
95 	void *fbuf = NULL;  in ts_pop_current_session()  local
105 			fbuf = swap_fbuf(s2, NULL);  in ts_pop_current_session()
116 	if (IS_ENABLED(CFG_FTRACE_SUPPORT) && fbuf) {  in ts_pop_current_session()
118 		swap_fbuf(s2, fbuf);  in ts_pop_current_session()