1 files changed, 27 insertions, 0 deletions

diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 1901137f4eca..3d73d94d93a7 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -276,12 +276,39 @@ static struct part_attribute part_attr_stat = {
         .show   = part_stat_read
 };
 
+#ifdef CONFIG_FAIL_MAKE_REQUEST
+
+static ssize_t part_fail_store(struct hd_struct * p,
+                               const char *buf, size_t count)
+{
+        int i;
+
+        if (count > 0 && sscanf(buf, "%d", &i) > 0)
+                p->make_it_fail = (i == 0) ? 0 : 1;
+
+        return count;
+}
+static ssize_t part_fail_read(struct hd_struct * p, char *page)
+{
+        return sprintf(page, "%d\n", p->make_it_fail);
+}
+static struct part_attribute part_attr_fail = {
+        .attr = {.name = "make-it-fail", .mode = S_IRUGO | S_IWUSR },
+        .store  = part_fail_store,
+        .show   = part_fail_read
+};
+
+#endif
+
 static struct attribute * default_attrs[] = {
         &part_attr_uevent.attr,
         &part_attr_dev.attr,
         &part_attr_start.attr,
         &part_attr_size.attr,
         &part_attr_stat.attr,
+#ifdef CONFIG_FAIL_MAKE_REQUEST
+        &part_attr_fail.attr,
+#endif
         NULL,
 };