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-rw-r--r--include/linux/genhd.h26
1 files changed, 24 insertions, 2 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 2adbfa6d02bc..847cc1d91634 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -163,6 +163,18 @@ struct disk_part_tbl {
struct disk_events;
+#if defined(CONFIG_BLK_DEV_INTEGRITY)
+
+struct blk_integrity {
+ struct blk_integrity_profile *profile;
+ unsigned char flags;
+ unsigned char tuple_size;
+ unsigned char interval_exp;
+ unsigned char tag_size;
+};
+
+#endif /* CONFIG_BLK_DEV_INTEGRITY */
+
struct gendisk {
/* major, first_minor and minors are input parameters only,
* don't use directly. Use disk_devt() and disk_max_parts().
@@ -198,8 +210,8 @@ struct gendisk {
atomic_t sync_io; /* RAID */
struct disk_events *ev;
#ifdef CONFIG_BLK_DEV_INTEGRITY
- struct blk_integrity *integrity;
-#endif
+ struct kobject integrity_kobj;
+#endif /* CONFIG_BLK_DEV_INTEGRITY */
int node_id;
};
@@ -727,6 +739,16 @@ static inline void part_nr_sects_write(struct hd_struct *part, sector_t size)
#endif
}
+#if defined(CONFIG_BLK_DEV_INTEGRITY)
+extern void blk_integrity_add(struct gendisk *);
+extern void blk_integrity_del(struct gendisk *);
+extern void blk_integrity_revalidate(struct gendisk *);
+#else /* CONFIG_BLK_DEV_INTEGRITY */
+static inline void blk_integrity_add(struct gendisk *disk) { }
+static inline void blk_integrity_del(struct gendisk *disk) { }
+static inline void blk_integrity_revalidate(struct gendisk *disk) { }
+#endif /* CONFIG_BLK_DEV_INTEGRITY */
+
#else /* CONFIG_BLOCK */
static inline void printk_all_partitions(void) { }