58 struct block_device *file_bdev(struct file *bdev_file)  in file_bdev()  argument
60 	return I_BDEV(bdev_file->f_mapping->host);  in file_bdev()
903 static inline bool bdev_unclaimed(const struct file *bdev_file)  in bdev_unclaimed()  argument
905 	return bdev_file->private_data == BDEV_I(bdev_file->f_mapping->host);  in bdev_unclaimed()
908 static void bdev_yield_write_access(struct file *bdev_file)  in bdev_yield_write_access()  argument
915 	if (bdev_unclaimed(bdev_file))  in bdev_yield_write_access()
918 	bdev = file_bdev(bdev_file);  in bdev_yield_write_access()
920 	if (bdev_file->f_mode & FMODE_WRITE_RESTRICTED)  in bdev_yield_write_access()
922 	else if (bdev_file->f_mode & FMODE_WRITE)  in bdev_yield_write_access()
944 	      const struct blk_holder_ops *hops, struct file *bdev_file)  in bdev_open()  argument
1000 	bdev_file->f_flags |= O_LARGEFILE;  in bdev_open()
1001 	bdev_file->f_mode |= FMODE_CAN_ODIRECT;  in bdev_open()
1003 		bdev_file->f_mode |= FMODE_NOWAIT;  in bdev_open()
1005 		bdev_file->f_mode |= FMODE_WRITE_RESTRICTED;  in bdev_open()
1006 	bdev_file->f_mapping = bdev->bd_mapping;  in bdev_open()
1007 	bdev_file->f_wb_err = filemap_sample_wb_err(bdev_file->f_mapping);  in bdev_open()
1008 	bdev_file->private_data = holder;  in bdev_open()
1054 	struct file *bdev_file;  in bdev_file_open_by_dev()  local
1068 	bdev_file = alloc_file_pseudo_noaccount(BD_INODE(bdev),  in bdev_file_open_by_dev()
1070 	if (IS_ERR(bdev_file)) {  in bdev_file_open_by_dev()
1072 		return bdev_file;  in bdev_file_open_by_dev()
1076 	ret = bdev_open(bdev, mode, holder, hops, bdev_file);  in bdev_file_open_by_dev()
1079 		bdev_file->private_data = ERR_PTR(ret);  in bdev_file_open_by_dev()
1080 		fput(bdev_file);  in bdev_file_open_by_dev()
1083 	return bdev_file;  in bdev_file_open_by_dev()
1111 static inline void bd_yield_claim(struct file *bdev_file)  in bd_yield_claim()  argument
1113 	struct block_device *bdev = file_bdev(bdev_file);  in bd_yield_claim()
1114 	void *holder = bdev_file->private_data;  in bd_yield_claim()
1121 	if (!bdev_unclaimed(bdev_file))  in bd_yield_claim()
1125 void bdev_release(struct file *bdev_file)  in bdev_release()  argument
1127 	struct block_device *bdev = file_bdev(bdev_file);  in bdev_release()
1128 	void *holder = bdev_file->private_data;  in bdev_release()
1146 	bdev_yield_write_access(bdev_file);  in bdev_release()
1149 		bd_yield_claim(bdev_file);  in bdev_release()
1177 void bdev_fput(struct file *bdev_file)  in bdev_fput()  argument
1179 	if (WARN_ON_ONCE(bdev_file->f_op != &def_blk_fops))  in bdev_fput()
1182 	if (bdev_file->private_data) {  in bdev_fput()
1183 		struct block_device *bdev = file_bdev(bdev_file);  in bdev_fput()
1187 		bdev_yield_write_access(bdev_file);  in bdev_fput()
1188 		bd_yield_claim(bdev_file);  in bdev_fput()
1194 		bdev_file->private_data = BDEV_I(bdev_file->f_mapping->host);  in bdev_fput()
1198 	fput(bdev_file);  in bdev_fput()