SPDX-License-Identifier: GPL-2.0
aufs4.15 standalone patch

diff --git a/fs/dcache.c b/fs/dcache.c
index 019f14b..10c1a6d 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1305,6 +1305,7 @@ void d_walk(struct dentry *parent, void *data,
 	seq = 1;
 	goto again;
 }
+EXPORT_SYMBOL_GPL(d_walk);
 
 struct check_mount {
 	struct vfsmount *mnt;
@@ -2892,6 +2893,7 @@ void d_exchange(struct dentry *dentry1, struct dentry *dentry2)
 
 	write_sequnlock(&rename_lock);
 }
+EXPORT_SYMBOL_GPL(d_exchange);
 
 /**
  * d_ancestor - search for an ancestor
diff --git a/fs/exec.c b/fs/exec.c
index 7eb8d21..56d7985 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -109,6 +109,7 @@ bool path_noexec(const struct path *path)
 	return (path->mnt->mnt_flags & MNT_NOEXEC) ||
 	       (path->mnt->mnt_sb->s_iflags & SB_I_NOEXEC);
 }
+EXPORT_SYMBOL_GPL(path_noexec);
 
 #ifdef CONFIG_USELIB
 /*
diff --git a/fs/fcntl.c b/fs/fcntl.c
index 74c255d..ec53ee1 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -85,6 +85,7 @@ int setfl(int fd, struct file * filp, unsigned long arg)
  out:
 	return error;
 }
+EXPORT_SYMBOL_GPL(setfl);
 
 static void f_modown(struct file *filp, struct pid *pid, enum pid_type type,
                      int force)
diff --git a/fs/file_table.c b/fs/file_table.c
index 2dc9f38..7bf57df 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -148,6 +148,7 @@ struct file *get_empty_filp(void)
 	}
 	return ERR_PTR(-ENFILE);
 }
+EXPORT_SYMBOL_GPL(get_empty_filp);
 
 /**
  * alloc_file - allocate and initialize a 'struct file'
@@ -258,6 +259,7 @@ void flush_delayed_fput(void)
 {
 	delayed_fput(NULL);
 }
+EXPORT_SYMBOL_GPL(flush_delayed_fput);
 
 static DECLARE_DELAYED_WORK(delayed_fput_work, delayed_fput);
 
@@ -300,6 +302,7 @@ void __fput_sync(struct file *file)
 }
 
 EXPORT_SYMBOL(fput);
+EXPORT_SYMBOL_GPL(__fput_sync);
 
 void put_filp(struct file *file)
 {
@@ -308,6 +311,7 @@ void put_filp(struct file *file)
 		file_free(file);
 	}
 }
+EXPORT_SYMBOL_GPL(put_filp);
 
 void __init files_init(void)
 {
diff --git a/fs/inode.c b/fs/inode.c
index 517883c..5cece5e 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1664,6 +1664,7 @@ int update_time(struct inode *inode, struct timespec *time, int flags)
 
 	return update_time(inode, time, flags);
 }
+EXPORT_SYMBOL_GPL(update_time);
 
 /**
  *	touch_atime	-	update the access time
diff --git a/fs/namespace.c b/fs/namespace.c
index 26ef600..a4b9707 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -517,6 +517,7 @@ void __mnt_drop_write(struct vfsmount *mnt)
 	mnt_dec_writers(real_mount(mnt));
 	preempt_enable();
 }
+EXPORT_SYMBOL_GPL(__mnt_drop_write);
 
 /**
  * mnt_drop_write - give up write access to a mount
@@ -851,6 +852,7 @@ int is_current_mnt_ns(struct vfsmount *mnt)
 {
 	return check_mnt(real_mount(mnt));
 }
+EXPORT_SYMBOL_GPL(is_current_mnt_ns);
 
 /*
  * vfsmount lock must be held for write
@@ -1887,6 +1889,7 @@ int iterate_mounts(int (*f)(struct vfsmount *, void *), void *arg,
 	}
 	return 0;
 }
+EXPORT_SYMBOL_GPL(iterate_mounts);
 
 static void cleanup_group_ids(struct mount *mnt, struct mount *end)
 {
diff --git a/fs/notify/group.c b/fs/notify/group.c
index b7a4b6a..5a69d60 100644
--- a/fs/notify/group.c
+++ b/fs/notify/group.c
@@ -22,6 +22,7 @@
 #include <linux/srcu.h>
 #include <linux/rculist.h>
 #include <linux/wait.h>
+#include <linux/module.h>
 
 #include <linux/fsnotify_backend.h>
 #include "fsnotify.h"
@@ -109,6 +110,7 @@ void fsnotify_get_group(struct fsnotify_group *group)
 {
 	refcount_inc(&group->refcnt);
 }
+EXPORT_SYMBOL_GPL(fsnotify_get_group);
 
 /*
  * Drop a reference to a group.  Free it if it's through.
@@ -118,6 +120,7 @@ void fsnotify_put_group(struct fsnotify_group *group)
 	if (refcount_dec_and_test(&group->refcnt))
 		fsnotify_final_destroy_group(group);
 }
+EXPORT_SYMBOL_GPL(fsnotify_put_group);
 
 /*
  * Create a new fsnotify_group and hold a reference for the group returned.
@@ -147,6 +150,7 @@ struct fsnotify_group *fsnotify_alloc_group(const struct fsnotify_ops *ops)
 
 	return group;
 }
+EXPORT_SYMBOL_GPL(fsnotify_alloc_group);
 
 int fsnotify_fasync(int fd, struct file *file, int on)
 {
diff --git a/fs/notify/mark.c b/fs/notify/mark.c
index e9191b4..1f8ccfa 100644
--- a/fs/notify/mark.c
+++ b/fs/notify/mark.c
@@ -108,6 +108,7 @@ void fsnotify_get_mark(struct fsnotify_mark *mark)
 	WARN_ON_ONCE(!refcount_read(&mark->refcnt));
 	refcount_inc(&mark->refcnt);
 }
+EXPORT_SYMBOL_GPL(fsnotify_put_mark);
 
 static void __fsnotify_recalc_mask(struct fsnotify_mark_connector *conn)
 {
@@ -392,6 +393,7 @@ void fsnotify_destroy_mark(struct fsnotify_mark *mark,
 	mutex_unlock(&group->mark_mutex);
 	fsnotify_free_mark(mark);
 }
+EXPORT_SYMBOL_GPL(fsnotify_destroy_mark);
 
 /*
  * Sorting function for lists of fsnotify marks.
@@ -606,6 +608,7 @@ int fsnotify_add_mark_locked(struct fsnotify_mark *mark, struct inode *inode,
 	fsnotify_put_mark(mark);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(fsnotify_add_mark);
 
 int fsnotify_add_mark(struct fsnotify_mark *mark, struct inode *inode,
 		      struct vfsmount *mnt, int allow_dups)
@@ -741,6 +744,7 @@ void fsnotify_init_mark(struct fsnotify_mark *mark,
 	fsnotify_get_group(group);
 	mark->group = group;
 }
+EXPORT_SYMBOL_GPL(fsnotify_init_mark);
 
 /*
  * Destroy all marks in destroy_list, waits for SRCU period to finish before
diff --git a/fs/open.c b/fs/open.c
index 7ea1184..6e2e241 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -64,6 +64,7 @@ int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs,
 	inode_unlock(dentry->d_inode);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(do_truncate);
 
 long vfs_truncate(const struct path *path, loff_t length)
 {
@@ -691,6 +692,7 @@ int open_check_o_direct(struct file *f)
 	}
 	return 0;
 }
+EXPORT_SYMBOL_GPL(open_check_o_direct);
 
 static int do_dentry_open(struct file *f,
 			  struct inode *inode,
diff --git a/fs/read_write.c b/fs/read_write.c
index 0a5c47b..d423a5f 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -454,6 +454,7 @@ ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(vfs_read);
 
 static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t len, loff_t *ppos)
 {
@@ -494,6 +495,7 @@ vfs_readf_t vfs_readf(struct file *file)
 		return new_sync_read;
 	return ERR_PTR(-ENOSYS);
 }
+EXPORT_SYMBOL_GPL(vfs_readf);
 
 vfs_writef_t vfs_writef(struct file *file)
 {
@@ -505,6 +507,7 @@ vfs_writef_t vfs_writef(struct file *file)
 		return new_sync_write;
 	return ERR_PTR(-ENOSYS);
 }
+EXPORT_SYMBOL_GPL(vfs_writef);
 
 ssize_t __kernel_write(struct file *file, const void *buf, size_t count, loff_t *pos)
 {
@@ -574,6 +577,7 @@ ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(vfs_write);
 
 static inline loff_t file_pos_read(struct file *file)
 {
diff --git a/fs/splice.c b/fs/splice.c
index c5fb195..ce01a74 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -850,6 +850,7 @@ long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
 
 	return splice_write(pipe, out, ppos, len, flags);
 }
+EXPORT_SYMBOL_GPL(do_splice_from);
 
 /*
  * Attempt to initiate a splice from a file to a pipe.
@@ -879,6 +880,7 @@ long do_splice_to(struct file *in, loff_t *ppos,
 
 	return splice_read(in, ppos, pipe, len, flags);
 }
+EXPORT_SYMBOL_GPL(do_splice_to);
 
 /**
  * splice_direct_to_actor - splices data directly between two non-pipes
diff --git a/fs/sync.c b/fs/sync.c
index a6891ee..47a78bd 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -39,6 +39,7 @@ int __sync_filesystem(struct super_block *sb, int wait)
 		sb->s_op->sync_fs(sb, wait);
 	return __sync_blockdev(sb->s_bdev, wait);
 }
+EXPORT_SYMBOL_GPL(__sync_filesystem);
 
 /*
  * Write out and wait upon all dirty data associated with this
diff --git a/fs/xattr.c b/fs/xattr.c
index 61cd28b..35570cd 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -297,6 +297,7 @@ vfs_getxattr_alloc(struct dentry *dentry, const char *name, char **xattr_value,
 	*xattr_value = value;
 	return error;
 }
+EXPORT_SYMBOL_GPL(vfs_getxattr_alloc);
 
 ssize_t
 __vfs_getxattr(struct dentry *dentry, struct inode *inode, const char *name,
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index 8b5f44d..979db63 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -151,6 +151,7 @@ inline struct lock_class *lockdep_hlock_class(struct held_lock *hlock)
 	}
 	return lock_classes + hlock->class_idx - 1;
 }
+EXPORT_SYMBOL_GPL(lockdep_hlock_class);
 #define hlock_class(hlock) lockdep_hlock_class(hlock)
 
 #ifdef CONFIG_LOCK_STAT
diff --git a/kernel/task_work.c b/kernel/task_work.c
index 0fef395..83fb1ec 100644
--- a/kernel/task_work.c
+++ b/kernel/task_work.c
@@ -116,3 +116,4 @@ void task_work_run(void)
 		} while (work);
 	}
 }
+EXPORT_SYMBOL_GPL(task_work_run);
diff --git a/security/commoncap.c b/security/commoncap.c
index 48620c9..4981104 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -1330,12 +1330,14 @@ int cap_mmap_addr(unsigned long addr)
 	}
 	return ret;
 }
+EXPORT_SYMBOL_GPL(cap_mmap_addr);
 
 int cap_mmap_file(struct file *file, unsigned long reqprot,
 		  unsigned long prot, unsigned long flags)
 {
 	return 0;
 }
+EXPORT_SYMBOL_GPL(cap_mmap_file);
 
 #ifdef CONFIG_SECURITY
 
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index c65b39b..e363d22 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -8,6 +8,7 @@
 #include <linux/device_cgroup.h>
 #include <linux/cgroup.h>
 #include <linux/ctype.h>
+#include <linux/export.h>
 #include <linux/list.h>
 #include <linux/uaccess.h>
 #include <linux/seq_file.h>
@@ -824,3 +825,4 @@ int __devcgroup_check_permission(short type, u32 major, u32 minor,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(__devcgroup_check_permission);
diff --git a/security/security.c b/security/security.c
index 1cd8526..f2e4736 100644
--- a/security/security.c
+++ b/security/security.c
@@ -531,6 +531,7 @@ int security_path_rmdir(const struct path *dir, struct dentry *dentry)
 		return 0;
 	return call_int_hook(path_rmdir, 0, dir, dentry);
 }
+EXPORT_SYMBOL_GPL(security_path_rmdir);
 
 int security_path_unlink(const struct path *dir, struct dentry *dentry)
 {
@@ -547,6 +548,7 @@ int security_path_symlink(const struct path *dir, struct dentry *dentry,
 		return 0;
 	return call_int_hook(path_symlink, 0, dir, dentry, old_name);
 }
+EXPORT_SYMBOL_GPL(security_path_symlink);
 
 int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
 		       struct dentry *new_dentry)
@@ -555,6 +557,7 @@ int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
 		return 0;
 	return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry);
 }
+EXPORT_SYMBOL_GPL(security_path_link);
 
 int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
 			 const struct path *new_dir, struct dentry *new_dentry,
@@ -582,6 +585,7 @@ int security_path_truncate(const struct path *path)
 		return 0;
 	return call_int_hook(path_truncate, 0, path);
 }
+EXPORT_SYMBOL_GPL(security_path_truncate);
 
 int security_path_chmod(const struct path *path, umode_t mode)
 {
@@ -589,6 +593,7 @@ int security_path_chmod(const struct path *path, umode_t mode)
 		return 0;
 	return call_int_hook(path_chmod, 0, path, mode);
 }
+EXPORT_SYMBOL_GPL(security_path_chmod);
 
 int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
 {
@@ -596,6 +601,7 @@ int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
 		return 0;
 	return call_int_hook(path_chown, 0, path, uid, gid);
 }
+EXPORT_SYMBOL_GPL(security_path_chown);
 
 int security_path_chroot(const struct path *path)
 {
@@ -681,6 +687,7 @@ int security_inode_readlink(struct dentry *dentry)
 		return 0;
 	return call_int_hook(inode_readlink, 0, dentry);
 }
+EXPORT_SYMBOL_GPL(security_inode_readlink);
 
 int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
 			       bool rcu)
@@ -696,6 +703,7 @@ int security_inode_permission(struct inode *inode, int mask)
 		return 0;
 	return call_int_hook(inode_permission, 0, inode, mask);
 }
+EXPORT_SYMBOL_GPL(security_inode_permission);
 
 int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
 {
@@ -867,6 +875,7 @@ int security_file_permission(struct file *file, int mask)
 
 	return fsnotify_perm(file, mask);
 }
+EXPORT_SYMBOL_GPL(security_file_permission);
 
 int security_file_alloc(struct file *file)
 {
@@ -926,6 +935,7 @@ int security_mmap_file(struct file *file, unsigned long prot,
 		return ret;
 	return ima_file_mmap(file, prot);
 }
+EXPORT_SYMBOL_GPL(security_mmap_file);
 
 int security_mmap_addr(unsigned long addr)
 {