3 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index d0eb659fa733..ce547a25e8ae 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -511,6 +511,7 @@ void zero_fill_bio(struct bio *bio);
 extern struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *);
 extern void bvec_free(mempool_t *, struct bio_vec *, unsigned int);
 extern unsigned int bvec_nr_vecs(unsigned short idx);
+extern const char *bio_devname(struct bio *bio, char *buffer);
 
 #define bio_set_dev(bio, bdev) 			\
 do {						\
@@ -529,9 +530,6 @@ do {						\
 #define bio_dev(bio) \
 	disk_devt((bio)->bi_disk)
 
-#define bio_devname(bio, buf) \
-	__bdevname(bio_dev(bio), (buf))
-
 #ifdef CONFIG_BLK_CGROUP
 int bio_associate_blkcg(struct bio *bio, struct cgroup_subsys_state *blkcg_css);
 void bio_disassociate_task(struct bio *bio);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 2a815560fda0..79c413985305 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3198,7 +3198,7 @@ static inline bool vma_is_fsdax(struct vm_area_struct *vma)
 	if (!vma_is_dax(vma))
 		return false;
 	inode = file_inode(vma->vm_file);
-	if (inode->i_mode == S_IFCHR)
+	if (S_ISCHR(inode->i_mode))
 		return false; /* device-dax */
 	return true;
 }
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 5e3531027b51..c826b0b5232a 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -198,6 +198,7 @@ struct gendisk {
 	void *private_data;
 
 	int flags;
+	struct rw_semaphore lookup_sem;
 	struct kobject *slave_dir;
 
 	struct timer_rand_state *random;
@@ -600,8 +601,9 @@ extern void delete_partition(struct gendisk *, int);
 extern void printk_all_partitions(void);
 
 extern struct gendisk *__alloc_disk_node(int minors, int node_id);
-extern struct kobject *get_disk(struct gendisk *disk);
+extern struct kobject *get_disk_and_module(struct gendisk *disk);
 extern void put_disk(struct gendisk *disk);
+extern void put_disk_and_module(struct gendisk *disk);
 extern void blk_register_region(dev_t devt, unsigned long range,
 			struct module *module,
 			struct kobject *(*probe)(dev_t, int *, void *),