267 	record->psi = psinfo;  in pstore_record_init()
449 	ret = record->psi->write(record);  in pstore_write_user_compat()
465 int pstore_register(struct pstore_info *psi)  in pstore_register()  argument
467 	if (backend && strcmp(backend, psi->name)) {  in pstore_register()
469 			backend, psi->name);  in pstore_register()
474 	if (!psi->flags) {  in pstore_register()
476 			psi->name);  in pstore_register()
481 	if (!psi->read || !psi->write) {  in pstore_register()
483 			psi->name);  in pstore_register()
490 			psinfo->name, psi->name);  in pstore_register()
495 	if (!psi->write_user)  in pstore_register()
496 		psi->write_user = pstore_write_user_compat;  in pstore_register()
497 	psinfo = psi;  in pstore_register()
501 	if (psi->flags & PSTORE_FLAGS_DMESG)  in pstore_register()
506 	if (psi->flags & PSTORE_FLAGS_DMESG) {  in pstore_register()
510 	if (psi->flags & PSTORE_FLAGS_CONSOLE)  in pstore_register()
512 	if (psi->flags & PSTORE_FLAGS_FTRACE)  in pstore_register()
514 	if (psi->flags & PSTORE_FLAGS_PMSG)  in pstore_register()
524 	backend = kstrdup(psi->name, GFP_KERNEL);  in pstore_register()
526 	pr_info("Registered %s as persistent store backend\n", psi->name);  in pstore_register()
533 void pstore_unregister(struct pstore_info *psi)  in pstore_unregister()  argument
536 	if (!psi)  in pstore_unregister()
542 	if (WARN_ON(psi != psinfo)) {  in pstore_unregister()
548 	if (psi->flags & PSTORE_FLAGS_PMSG)  in pstore_unregister()
550 	if (psi->flags & PSTORE_FLAGS_FTRACE)  in pstore_unregister()
552 	if (psi->flags & PSTORE_FLAGS_CONSOLE)  in pstore_unregister()
554 	if (psi->flags & PSTORE_FLAGS_DMESG)  in pstore_unregister()
562 	pstore_put_backend_records(psi);  in pstore_unregister()
570 	pr_info("Unregistered %s as persistent store backend\n", psi->name);  in pstore_unregister()
649 void pstore_get_backend_records(struct pstore_info *psi,  in pstore_get_backend_records()  argument
656 	if (!psi || !root)  in pstore_get_backend_records()
665 	mutex_lock(&psi->read_mutex);  in pstore_get_backend_records()
666 	if (psi->open && psi->open(psi))  in pstore_get_backend_records()
683 		pstore_record_init(record, psi);  in pstore_get_backend_records()
685 		record->size = psi->read(record);  in pstore_get_backend_records()
704 	if (psi->close)  in pstore_get_backend_records()
705 		psi->close(psi);  in pstore_get_backend_records()
707 	mutex_unlock(&psi->read_mutex);  in pstore_get_backend_records()
717 			failed, psi->name);  in pstore_get_backend_records()
720 			psi->name);  in pstore_get_backend_records()