block: export "ro" attribute (1c9ce527) · Commits · e / devices / android_kernel_fairphone_FP5

block/genhd.c

+10 −0

Original line number	Original line	Diff line number	Diff line
	@@ -400,6 +400,14 @@ static ssize_t disk_removable_show(struct device *dev,
	(disk->flags & GENHD_FL_REMOVABLE ? 1 : 0));		(disk->flags & GENHD_FL_REMOVABLE ? 1 : 0));
	}		}

			static ssize_t disk_ro_show(struct device *dev,
			struct device_attribute attr, char buf)
			{
			struct gendisk *disk = dev_to_disk(dev);

			return sprintf(buf, "%d\n", disk->policy ? 1 : 0);
			}

	static ssize_t disk_size_show(struct device *dev,		static ssize_t disk_size_show(struct device *dev,
	struct device_attribute attr, char buf)		struct device_attribute attr, char buf)
	{		{
	@@ -472,6 +480,7 @@ static ssize_t disk_fail_store(struct device *dev,

	static DEVICE_ATTR(range, S_IRUGO, disk_range_show, NULL);		static DEVICE_ATTR(range, S_IRUGO, disk_range_show, NULL);
	static DEVICE_ATTR(removable, S_IRUGO, disk_removable_show, NULL);		static DEVICE_ATTR(removable, S_IRUGO, disk_removable_show, NULL);
			static DEVICE_ATTR(ro, S_IRUGO, disk_ro_show, NULL);
	static DEVICE_ATTR(size, S_IRUGO, disk_size_show, NULL);		static DEVICE_ATTR(size, S_IRUGO, disk_size_show, NULL);
	static DEVICE_ATTR(capability, S_IRUGO, disk_capability_show, NULL);		static DEVICE_ATTR(capability, S_IRUGO, disk_capability_show, NULL);
	static DEVICE_ATTR(stat, S_IRUGO, disk_stat_show, NULL);		static DEVICE_ATTR(stat, S_IRUGO, disk_stat_show, NULL);
	@@ -483,6 +492,7 @@ static struct device_attribute dev_attr_fail =
	static struct attribute *disk_attrs[] = {		static struct attribute *disk_attrs[] = {
	&dev_attr_range.attr,		&dev_attr_range.attr,
	&dev_attr_removable.attr,		&dev_attr_removable.attr,
			&dev_attr_ro.attr,
	&dev_attr_size.attr,		&dev_attr_size.attr,
	&dev_attr_capability.attr,		&dev_attr_capability.attr,
	&dev_attr_stat.attr,		&dev_attr_stat.attr,