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path: root/drivers/mtd/ubi/build.c
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Diffstat (limited to 'drivers/mtd/ubi/build.c')
-rw-r--r--drivers/mtd/ubi/build.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index a7d1febf667a..16baeb51b2bd 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -149,6 +149,8 @@ static struct device_attribute dev_bgt_enabled =
__ATTR(bgt_enabled, S_IRUGO, dev_attribute_show, NULL);
static struct device_attribute dev_mtd_num =
__ATTR(mtd_num, S_IRUGO, dev_attribute_show, NULL);
+static struct device_attribute dev_ro_mode =
+ __ATTR(ro_mode, S_IRUGO, dev_attribute_show, NULL);
/**
* ubi_volume_notify - send a volume change notification.
@@ -385,6 +387,8 @@ static ssize_t dev_attribute_show(struct device *dev,
ret = sprintf(buf, "%d\n", ubi->thread_enabled);
else if (attr == &dev_mtd_num)
ret = sprintf(buf, "%d\n", ubi->mtd->index);
+ else if (attr == &dev_ro_mode)
+ ret = sprintf(buf, "%d\n", ubi->ro_mode);
else
ret = -EINVAL;
@@ -404,6 +408,7 @@ static struct attribute *ubi_dev_attrs[] = {
&dev_min_io_size.attr,
&dev_bgt_enabled.attr,
&dev_mtd_num.attr,
+ &dev_ro_mode.attr,
NULL
};
ATTRIBUTE_GROUPS(ubi_dev);