92 		size_t pos = config->offset + config->prefix_len;  in retention_checksum()  local
98 		while (pos < end) {  in retention_checksum()
99 			uint16_t read_size = MIN((end - pos), sizeof(buffer));  in retention_checksum()
101 			rc = retained_mem_read(config->parent, pos, buffer, read_size);  in retention_checksum()
117 			pos += read_size;  in retention_checksum()
188 		off_t pos = 0;  in retention_is_valid()  local
190 		while (pos < config->prefix_len) {  in retention_is_valid()
191 			uint16_t read_size = MIN((config->prefix_len - pos), sizeof(buffer));  in retention_is_valid()
193 			rc = retained_mem_read(config->parent, (config->offset + pos), buffer,  in retention_is_valid()
200 			if (memcmp(&config->prefix[pos], buffer, read_size) != 0) {  in retention_is_valid()
209 			pos += read_size;  in retention_is_valid()
370 	off_t pos = 0;  in retention_clear()  local
378 	while (pos < config->size) {  in retention_clear()
379 		rc = retained_mem_write(config->parent, (config->offset + pos), buffer,  in retention_clear()
380 					MIN((config->size - pos), sizeof(buffer)));  in retention_clear()
386 		pos += MIN((config->size - pos), sizeof(buffer));  in retention_clear()