113 		     struct pstore_record *record)  in ramoops_get_next_prz()  argument
132 	record->type = prz->type;  in ramoops_get_next_prz()
133 	record->id = id;  in ramoops_get_next_prz()
223 static ssize_t ramoops_pstore_read(struct pstore_record *record)  in ramoops_pstore_read()  argument
226 	struct ramoops_context *cxt = record->psi->data;  in ramoops_pstore_read()
236 	record->time.tv_sec = 0;  in ramoops_pstore_read()
237 	record->time.tv_nsec = 0;  in ramoops_pstore_read()
238 	record->compressed = false;  in ramoops_pstore_read()
243 					   record);  in ramoops_pstore_read()
247 						      &record->time,  in ramoops_pstore_read()
248 						      &record->compressed);  in ramoops_pstore_read()
258 		prz = ramoops_get_next_prz(&cxt->cprz, 0 /* single */, record);  in ramoops_pstore_read()
261 		prz = ramoops_get_next_prz(&cxt->mprz, 0 /* single */, record);  in ramoops_pstore_read()
268 						   record);  in ramoops_pstore_read()
285 						cxt->ftrace_read_cnt++, record);  in ramoops_pstore_read()
298 			record->id = 0;  in ramoops_pstore_read()
310 	record->ecc_notice_size = persistent_ram_ecc_string(prz, NULL, 0);  in ramoops_pstore_read()
312 	record->buf = kmalloc(size + record->ecc_notice_size + 1, GFP_KERNEL);  in ramoops_pstore_read()
313 	if (record->buf == NULL) {  in ramoops_pstore_read()
318 	memcpy(record->buf, (char *)persistent_ram_old(prz) + header_length,  in ramoops_pstore_read()
321 	persistent_ram_ecc_string(prz, record->buf + size,  in ramoops_pstore_read()
322 				  record->ecc_notice_size + 1);  in ramoops_pstore_read()
334 				     struct pstore_record *record)  in ramoops_write_kmsg_hdr()  argument
341 		(time64_t)record->time.tv_sec,  in ramoops_write_kmsg_hdr()
342 		record->time.tv_nsec / 1000,  in ramoops_write_kmsg_hdr()
343 		record->compressed ? 'C' : 'D');  in ramoops_write_kmsg_hdr()
349 static int notrace ramoops_pstore_write(struct pstore_record *record)  in ramoops_pstore_write()  argument
351 	struct ramoops_context *cxt = record->psi->data;  in ramoops_pstore_write()
355 	if (record->type == PSTORE_TYPE_CONSOLE) {  in ramoops_pstore_write()
358 		persistent_ram_write(cxt->cprz, record->buf, record->size);  in ramoops_pstore_write()
360 	} else if (record->type == PSTORE_TYPE_FTRACE) {  in ramoops_pstore_write()
373 		persistent_ram_write(cxt->fprzs[zonenum], record->buf,  in ramoops_pstore_write()
374 				     record->size);  in ramoops_pstore_write()
376 	} else if (record->type == PSTORE_TYPE_PMSG) {  in ramoops_pstore_write()
381 	if (record->type != PSTORE_TYPE_DMESG)  in ramoops_pstore_write()
388 	if (record->reason != KMSG_DUMP_OOPS &&  in ramoops_pstore_write()
389 	    record->reason != KMSG_DUMP_PANIC)  in ramoops_pstore_write()
393 	if (record->reason == KMSG_DUMP_OOPS && !cxt->dump_oops)  in ramoops_pstore_write()
402 	if (record->part != 1)  in ramoops_pstore_write()
411 	hlen = ramoops_write_kmsg_hdr(prz, record);  in ramoops_pstore_write()
415 	size = record->size;  in ramoops_pstore_write()
418 	persistent_ram_write(prz, record->buf, size);  in ramoops_pstore_write()
425 static int notrace ramoops_pstore_write_user(struct pstore_record *record,  in ramoops_pstore_write_user()  argument
428 	if (record->type == PSTORE_TYPE_PMSG) {  in ramoops_pstore_write_user()
429 		struct ramoops_context *cxt = record->psi->data;  in ramoops_pstore_write_user()
433 		return persistent_ram_write_user(cxt->mprz, buf, record->size);  in ramoops_pstore_write_user()
439 static int ramoops_pstore_erase(struct pstore_record *record)  in ramoops_pstore_erase()  argument
441 	struct ramoops_context *cxt = record->psi->data;  in ramoops_pstore_erase()
444 	switch (record->type) {  in ramoops_pstore_erase()
446 		if (record->id >= cxt->max_dump_cnt)  in ramoops_pstore_erase()
448 		prz = cxt->dprzs[record->id];  in ramoops_pstore_erase()
454 		if (record->id >= cxt->max_ftrace_cnt)  in ramoops_pstore_erase()
456 		prz = cxt->fprzs[record->id];  in ramoops_pstore_erase()