return sprintf(buf, "%llu\n", val);
}
-static DEVICE_ATTR(disksize, S_IRUGO | S_IWUGO,
+static DEVICE_ATTR(disksize, S_IRUGO | S_IRUSR,
disksize_show, disksize_store);
static DEVICE_ATTR(initstate, S_IRUGO, initstate_show, NULL);
-static DEVICE_ATTR(reset, S_IWUGO, NULL, reset_store);
+static DEVICE_ATTR(reset, S_IRUSR, NULL, reset_store);
static DEVICE_ATTR(num_reads, S_IRUGO, num_reads_show, NULL);
static DEVICE_ATTR(num_writes, S_IRUGO, num_writes_show, NULL);
static DEVICE_ATTR(invalid_io, S_IRUGO, invalid_io_show, NULL);