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-rw-r--r--drivers/md/md.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 510625e..c059ae6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2833,6 +2833,12 @@ sync_max_store(mddev_t *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_sync_max =
__ATTR(sync_speed_max, S_IRUGO|S_IWUSR, sync_max_show, sync_max_store);
+static ssize_t
+degraded_show(mddev_t *mddev, char *page)
+{
+ return sprintf(page, "%d\n", mddev->degraded);
+}
+static struct md_sysfs_entry md_degraded = __ATTR_RO(degraded);
static ssize_t
sync_speed_show(mddev_t *mddev, char *page)
@@ -2976,6 +2982,7 @@ static struct attribute *md_redundancy_attrs[] = {
&md_suspend_lo.attr,
&md_suspend_hi.attr,
&md_bitmap.attr,
+ &md_degraded.attr,
NULL,
};
static struct attribute_group md_redundancy_group = {