[PATCH v2 9/9] block: kill disk_{check|set|clear|alloc}_badblocks

[Dan Williams <dan.j.williams@xxxxxxxxx>]

These actions are completely managed by a block driver or can use the
badblocks api directly.

Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
---
 block/genhd.c         |   42 ------------------------------------------
 include/linux/genhd.h |    5 -----
 2 files changed, 47 deletions(-)

diff --git a/block/genhd.c b/block/genhd.c
index b96012849e26..eae2971a6d91 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -506,16 +506,6 @@ static int exact_lock(dev_t devt, void *data)
 	return 0;
 }
 
-int disk_alloc_badblocks(struct gendisk *disk)
-{
-	disk->bb = kzalloc(sizeof(*(disk->bb)), GFP_KERNEL);
-	if (!disk->bb)
-		return -ENOMEM;
-
-	return badblocks_init(disk->bb, 1);
-}
-EXPORT_SYMBOL(disk_alloc_badblocks);
-
 static void register_disk(struct gendisk *disk)
 {
 	struct device *ddev = disk_to_dev(disk);
@@ -695,38 +685,6 @@ void del_gendisk(struct gendisk *disk)
 }
 EXPORT_SYMBOL(del_gendisk);
 
-/*
- * The gendisk usage of badblocks does not track acknowledgements for
- * badblocks. We always assume they are acknowledged.
- */
-int disk_check_badblocks(struct gendisk *disk, sector_t s, int sectors,
-		   sector_t *first_bad, int *bad_sectors)
-{
-	if (!disk->bb)
-		return 0;
-
-	return badblocks_check(disk->bb, s, sectors, first_bad, bad_sectors);
-}
-EXPORT_SYMBOL(disk_check_badblocks);
-
-int disk_set_badblocks(struct gendisk *disk, sector_t s, int sectors)
-{
-	if (!disk->bb)
-		return 0;
-
-	return badblocks_set(disk->bb, s, sectors, 1);
-}
-EXPORT_SYMBOL(disk_set_badblocks);
-
-int disk_clear_badblocks(struct gendisk *disk, sector_t s, int sectors)
-{
-	if (!disk->bb)
-		return 0;
-
-	return badblocks_clear(disk->bb, s, sectors);
-}
-EXPORT_SYMBOL(disk_clear_badblocks);
-
 /* sysfs access to bad-blocks list. */
 static ssize_t disk_badblocks_show(struct device *dev,
 					struct device_attribute *attr,
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 34dbcd90a8fd..38b4d5d32581 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -436,11 +436,6 @@ extern void del_gendisk(struct gendisk *gp);
 extern void del_gendisk_queue(struct gendisk *disk);
 extern struct gendisk *get_gendisk(dev_t dev, int *partno);
 extern struct block_device *bdget_disk(struct gendisk *disk, int partno);
-int disk_alloc_badblocks(struct gendisk *disk);
-extern int disk_check_badblocks(struct gendisk *disk, sector_t s, int sectors,
-		   sector_t *first_bad, int *bad_sectors);
-extern int disk_set_badblocks(struct gendisk *disk, sector_t s, int sectors);
-extern int disk_clear_badblocks(struct gendisk *disk, sector_t s, int sectors);
 
 extern void set_device_ro(struct block_device *bdev, int flag);
 extern void set_disk_ro(struct gendisk *disk, int flag);

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