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-rw-r--r--block/genhd.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/block/genhd.c b/block/genhd.c
index 510aac1486cb..9a2d01abfa3b 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1060,8 +1060,19 @@ static struct attribute *disk_attrs[] = {
1060 NULL 1060 NULL
1061}; 1061};
1062 1062
1063static umode_t disk_visible(struct kobject *kobj, struct attribute *a, int n)
1064{
1065 struct device *dev = container_of(kobj, typeof(*dev), kobj);
1066 struct gendisk *disk = dev_to_disk(dev);
1067
1068 if (a == &dev_attr_badblocks.attr && !disk->bb)
1069 return 0;
1070 return a->mode;
1071}
1072
1063static struct attribute_group disk_attr_group = { 1073static struct attribute_group disk_attr_group = {
1064 .attrs = disk_attrs, 1074 .attrs = disk_attrs,
1075 .is_visible = disk_visible,
1065}; 1076};
1066 1077
1067static const struct attribute_group *disk_attr_groups[] = { 1078static const struct attribute_group *disk_attr_groups[] = {