block: add a bdev_check_media_change helper

[linux-2.6-microblaze.git] / include / linux / genhd.h

diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 4ab8534..322d48a 100644 (file)
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -65,8 +65,6 @@ struct hd_struct {
        struct disk_stats __percpu *dkstats;
        struct percpu_ref ref;
 
-       sector_t alignment_offset;
-       unsigned int discard_alignment;
        struct device __dev;
        struct kobject *holder_dir;
        int policy, partno;
@@ -315,9 +313,8 @@ static inline int get_disk_ro(struct gendisk *disk)
 extern void disk_block_events(struct gendisk *disk);
 extern void disk_unblock_events(struct gendisk *disk);
 extern void disk_flush_events(struct gendisk *disk, unsigned int mask);
-extern void set_capacity_revalidate_and_notify(struct gendisk *disk,
-                       sector_t size, bool revalidate);
-extern unsigned int disk_clear_events(struct gendisk *disk, unsigned int mask);
+void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size,
+               bool update_bdev);
 
 /* drivers/char/random.c */
 extern void add_disk_randomness(struct gendisk *disk) __latent_entropy;
@@ -372,10 +369,11 @@ extern void blk_unregister_region(dev_t devt, unsigned long range);
 int register_blkdev(unsigned int major, const char *name);
 void unregister_blkdev(unsigned int major, const char *name);
 
-int revalidate_disk(struct gendisk *disk);
+void revalidate_disk_size(struct gendisk *disk, bool verbose);
 int check_disk_change(struct block_device *bdev);
+bool bdev_check_media_change(struct block_device *bdev);
 int __invalidate_device(struct block_device *bdev, bool kill_dirty);
-void bd_set_size(struct block_device *bdev, loff_t size);
+void bd_set_nr_sectors(struct block_device *bdev, sector_t sectors);
 
 /* for drivers/char/raw.c: */
 int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long);