of the parent (another partition or a flash device) in bytes.
This attribute is absent on flash devices, so it can be used
to distinguish them from partitions.
+
+What: /sys/class/mtd/mtdX/oobavail
+Date: April 2018
+KernelVersion: 4.16
+Contact: linux-mtd@lists.infradead.org
+Description:
+ Number of bytes available for a client to place data into
+ the out of band area.
}
static DEVICE_ATTR(oobsize, S_IRUGO, mtd_oobsize_show, NULL);
+static ssize_t mtd_oobavail_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct mtd_info *mtd = dev_get_drvdata(dev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", mtd->oobavail);
+}
+static DEVICE_ATTR(oobavail, S_IRUGO, mtd_oobavail_show, NULL);
+
static ssize_t mtd_numeraseregions_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
&dev_attr_writesize.attr,
&dev_attr_subpagesize.attr,
&dev_attr_oobsize.attr,
+ &dev_attr_oobavail.attr,
&dev_attr_numeraseregions.attr,
&dev_attr_name.attr,
&dev_attr_ecc_strength.attr,