Merge tag 'ovl-update-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs

Pull overlayfs update from Miklos Szeredi:

 - Fix a regression introduced in 5.2 that resulted in valid overlayfs
   mounts being rejected with ELOOP (Too many levels of symbolic links)

 - Fix bugs found by various tools

 - Miscellaneous improvements and cleanups

* tag 'ovl-update-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs:
  ovl: add debug print to ovl_do_getxattr()
  ovl: invalidate readdir cache on changes to dir with origin
  ovl: allow upperdir inside lowerdir
  ovl: show "userxattr" in the mount data
  ovl: trivial typo fixes in the file inode.c
  ovl: fix misspellings using codespell tool
  ovl: do not copy attr several times
  ovl: remove ovl_map_dev_ino() return value
  ovl: fix error for ovl_fill_super()
  ovl: fix missing revert_creds() on error path
  ovl: fix leaked dentry
  ovl: restrict lower null uuid for "xino=auto"
  ovl: check that upperdir path is not on a read-only mount
  ovl: plumb through flush method

diff --cc fs/overlayfs/file.c
index c144183a7e096ae8a485971c16f578c9c69f4a53,6e454a2940469e715bf5f53c7e4ddf102cb13cd5..4d53d3b7e5fe17f95e3662c2cd2c34033ada58bc
--- 1/fs/overlayfs/file.c
--- 2/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@@ -581,6 -716,11 +601,7 @@@ const struct file_operations ovl_file_o
        .mmap           = ovl_mmap,
        .fallocate      = ovl_fallocate,
        .fadvise        = ovl_fadvise,
 -      .unlocked_ioctl = ovl_ioctl,
+       .flush          = ovl_flush,
 -#ifdef CONFIG_COMPAT
 -      .compat_ioctl   = ovl_compat_ioctl,
 -#endif
        .splice_read    = generic_file_splice_read,
        .splice_write   = iter_file_splice_write,
  

diff --cc fs/overlayfs/inode.c
Simple merge

diff --cc fs/overlayfs/namei.c
Simple merge

diff --cc fs/overlayfs/overlayfs.h
Simple merge

diff --cc fs/overlayfs/readdir.c
Simple merge