fix kabi broken due to may_pollfree

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I685FC
CVE: NA

--------------------------------

Commit 0845c5803f3f("[Backport] io_uring: disable polling pollfree
files") adds a new member in file_operations, so we need to fix
kabi broken problem.
Signed-off-by: NLi Lingfeng <lilingfeng3@huawei.com>
Reviewed-by: NZhang Yi <yi.zhang@huawei.com>
Signed-off-by: NJialin Zhang <zhangjialin11@huawei.com>

include/linux/fs.h

@@ -1898,9 +1898,8 @@ struct file_operations {
 				   struct file *file_out, loff_t pos_out,
 				   loff_t len, unsigned int remap_flags);
 	int (*fadvise)(struct file *, loff_t, loff_t, int);
-	bool may_pollfree;
 
-	KABI_RESERVE(1)
+	KABI_USE(1, bool may_pollfree)
 	KABI_RESERVE(2)
 	KABI_RESERVE(3)
 	KABI_RESERVE(4)