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()
886 static inline bool bdev_unclaimed(const struct file *bdev_file)  in bdev_unclaimed()  argument
888 	return bdev_file->private_data == BDEV_I(bdev_file->f_mapping->host);  in bdev_unclaimed()
891 static void bdev_yield_write_access(struct file *bdev_file)  in bdev_yield_write_access()  argument
898 	if (bdev_unclaimed(bdev_file))  in bdev_yield_write_access()
901 	bdev = file_bdev(bdev_file);  in bdev_yield_write_access()
903 	if (bdev_file->f_mode & FMODE_WRITE_RESTRICTED)  in bdev_yield_write_access()
905 	else if (bdev_file->f_mode & FMODE_WRITE)  in bdev_yield_write_access()
927 	      const struct blk_holder_ops *hops, struct file *bdev_file)  in bdev_open()  argument
983 	bdev_file->f_flags |= O_LARGEFILE;  in bdev_open()
984 	bdev_file->f_mode |= FMODE_CAN_ODIRECT;  in bdev_open()
986 		bdev_file->f_mode |= FMODE_NOWAIT;  in bdev_open()
988 		bdev_file->f_mode |= FMODE_WRITE_RESTRICTED;  in bdev_open()
989 	bdev_file->f_mapping = bdev->bd_mapping;  in bdev_open()
990 	bdev_file->f_wb_err = filemap_sample_wb_err(bdev_file->f_mapping);  in bdev_open()
991 	bdev_file->private_data = holder;  in bdev_open()
1037 	struct file *bdev_file;  in bdev_file_open_by_dev()  local
1051 	bdev_file = alloc_file_pseudo_noaccount(BD_INODE(bdev),  in bdev_file_open_by_dev()
1053 	if (IS_ERR(bdev_file)) {  in bdev_file_open_by_dev()
1055 		return bdev_file;  in bdev_file_open_by_dev()
1059 	ret = bdev_open(bdev, mode, holder, hops, bdev_file);  in bdev_file_open_by_dev()
1062 		bdev_file->private_data = ERR_PTR(ret);  in bdev_file_open_by_dev()
1063 		fput(bdev_file);  in bdev_file_open_by_dev()
1066 	return bdev_file;  in bdev_file_open_by_dev()
1094 static inline void bd_yield_claim(struct file *bdev_file)  in bd_yield_claim()  argument
1096 	struct block_device *bdev = file_bdev(bdev_file);  in bd_yield_claim()
1097 	void *holder = bdev_file->private_data;  in bd_yield_claim()
1104 	if (!bdev_unclaimed(bdev_file))  in bd_yield_claim()
1108 void bdev_release(struct file *bdev_file)  in bdev_release()  argument
1110 	struct block_device *bdev = file_bdev(bdev_file);  in bdev_release()
1111 	void *holder = bdev_file->private_data;  in bdev_release()
1129 	bdev_yield_write_access(bdev_file);  in bdev_release()
1132 		bd_yield_claim(bdev_file);  in bdev_release()
1160 void bdev_fput(struct file *bdev_file)  in bdev_fput()  argument
1162 	if (WARN_ON_ONCE(bdev_file->f_op != &def_blk_fops))  in bdev_fput()
1165 	if (bdev_file->private_data) {  in bdev_fput()
1166 		struct block_device *bdev = file_bdev(bdev_file);  in bdev_fput()
1170 		bdev_yield_write_access(bdev_file);  in bdev_fput()
1171 		bd_yield_claim(bdev_file);  in bdev_fput()
1177 		bdev_file->private_data = BDEV_I(bdev_file->f_mapping->host);  in bdev_fput()
1181 	fput(bdev_file);  in bdev_fput()