kabi: fix kabi broken in struct fuse_in

mainline inclusion
from mainline-v5.17-rc8
commit 0c4bcfde
category: bugfix
bugzilla: 186448, https://gitee.com/openeuler/kernel/issues/I4YORE
CVE: CVE-2022-1011

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

Because create a new user_pages in fuse_in, to fix kabi change.
Signed-off-by: NZhang Wensheng <zhangwensheng5@huawei.com>
Reviewed-by: NTao Hou <houtao1@huawei.com>
Reviewed-by: NXiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: NYongqiang Liu <liuyongqiang13@huawei.com>

fs/fuse/fuse_i.h

@@ -174,8 +174,10 @@ struct fuse_in {
 	/** True if the data for the last argument is in req->pages */
 	unsigned argpages:1;
 
+#ifndef __GENKSYMS__
 	/** True if direct write */
 	unsigned user_pages:1;
+#endif
 
 	/** Number of arguments */
 	unsigned numargs;