kernel/trace/blktrace.c

1195 static inline const void *pdu_start(const struct trace_entry *ent, bool has_cg)
1197 	return (void *)(te_blk_io_trace(ent) + 1) + (has_cg ? sizeof(u64) : 0);
1205 static inline int pdu_real_len(const struct trace_entry *ent, bool has_cg)
1207 	return te_blk_io_trace(ent)->pdu_len - (has_cg ? sizeof(u64) : 0);
1235 static __u64 get_pdu_int(const struct trace_entry *ent, bool has_cg)
1237 	const __be64 *val = pdu_start(ent, has_cg);
1242 	bool has_cg);
1245 	bool has_cg)
1262 	bool has_cg)
1268 	if (has_cg) {
1304 	const struct trace_entry *ent, bool has_cg)
1310 	pdu_buf = pdu_start(ent, has_cg);
1311 	pdu_len = pdu_real_len(ent, has_cg);
1342 static void blk_log_generic(struct trace_seq *s, const struct trace_entry *ent, bool has_cg)
1350 		blk_log_dump_pdu(s, ent, has_cg);
1362 			      const struct trace_entry *ent, bool has_cg)
1365 		blk_log_dump_pdu(s, ent, has_cg);
1378 static void blk_log_remap(struct trace_seq *s, const struct trace_entry *ent, bool has_cg)
1380 	const struct blk_io_trace_remap *__r = pdu_start(ent, has_cg);
1389 static void blk_log_plug(struct trace_seq *s, const struct trace_entry *ent, bool has_cg)
1398 static void blk_log_unplug(struct trace_seq *s, const struct trace_entry *ent, bool has_cg)
1404 	trace_seq_printf(s, "[%s] %llu\n", cmd, get_pdu_int(ent, has_cg));
1407 static void blk_log_split(struct trace_seq *s, const struct trace_entry *ent, bool has_cg)
1414 			 get_pdu_int(ent, has_cg), cmd);
1418 			bool has_cg)
1421 	trace_seq_putmem(s, pdu_start(ent, has_cg),
1422 		pdu_real_len(ent, has_cg));
1463 			    bool has_cg);
1491 	bool has_cg;
1497 	has_cg	   = t->action & __BLK_TA_CGROUP;
1500 		log_action(iter, long_act ? "message" : "m", has_cg);
1501 		blk_log_msg(s, iter->ent, has_cg);
1508 		log_action(iter, what2act[what].act[long_act], has_cg);
1509 		what2act[what].print(s, iter->ent, has_cg);