7 extern int r5l_write_stripe(struct r5l_log *log, struct stripe_head *head_sh);
8 extern void r5l_write_stripe_run(struct r5l_log *log);
9 extern void r5l_flush_stripe_to_raid(struct r5l_log *log);
11 extern int r5l_handle_flush_request(struct r5l_log *log, struct bio *bio);
12 extern void r5l_quiesce(struct r5l_log *log, int quiesce);
14 extern bool r5c_is_writeback(struct r5l_log *log);
23 extern void r5l_wake_reclaim(struct r5l_log *log, sector_t space);
26 extern int r5c_cache_data(struct r5l_log *log, struct stripe_head *sh);
35 extern int r5l_start(struct r5l_log *log);
47 extern int ppl_handle_flush_request(struct r5l_log *log, struct bio *bio);
64 	if (conf->log) {  in log_stripe()
69 			return r5l_write_stripe(conf->log, sh);  in log_stripe()
72 			return r5c_cache_data(conf->log, sh);  in log_stripe()
85 	if (conf->log)  in log_stripe_write_finished()
93 	if (conf->log)  in log_write_stripe_run()
94 		r5l_write_stripe_run(conf->log);  in log_write_stripe_run()
101 	if (conf->log)  in log_flush_stripe_to_raid()
102 		r5l_flush_stripe_to_raid(conf->log);  in log_flush_stripe_to_raid()
111 	if (conf->log)  in log_handle_flush_request()
112 		ret = r5l_handle_flush_request(conf->log, bio);  in log_handle_flush_request()
114 		ret = ppl_handle_flush_request(conf->log, bio);  in log_handle_flush_request()
121 	if (conf->log)  in log_quiesce()
122 		r5l_quiesce(conf->log, quiesce);  in log_quiesce()
129 	if (conf->log)  in log_exit()