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-rw-r--r--include/linux/genhd.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index eaefb7a62f83..5144ebe046c9 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -141,6 +141,7 @@ struct hd_struct {
#define GENHD_FL_NATIVE_CAPACITY 128
#define GENHD_FL_BLOCK_EVENTS_ON_EXCL_WRITE 256
#define GENHD_FL_NO_PART_SCAN 512
+#define GENHD_FL_HIDDEN 1024
enum {
DISK_EVENT_MEDIA_CHANGE = 1 << 0, /* media changed */
@@ -236,7 +237,7 @@ static inline bool disk_part_scan_enabled(struct gendisk *disk)
static inline dev_t disk_devt(struct gendisk *disk)
{
- return disk_to_dev(disk)->devt;
+ return MKDEV(disk->major, disk->first_minor);
}
static inline dev_t part_devt(struct hd_struct *part)
@@ -244,6 +245,7 @@ static inline dev_t part_devt(struct hd_struct *part)
return part_to_dev(part)->devt;
}
+extern struct hd_struct *__disk_get_part(struct gendisk *disk, int partno);
extern struct hd_struct *disk_get_part(struct gendisk *disk, int partno);
static inline void disk_put_part(struct hd_struct *part)