Pull ext2 and udf fixes from Jan Kara:
 "A couple of fixes for udf and ext2. Namely:

   - fix making ext2 mountable (again) with 64k blocksize

   - fix for ext2 statx(2) handling

   - fix for udf handling of corrupted filesystem so that it doesn't get
     corrupted even further

   - couple smaller ext2 and udf cleanups"

* tag 'fs_for_v5.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  udf: Drop pointless check from udf_sync_fs()
  ext2: support statx syscall
  udf: disallow RW mount without valid integrity descriptor
  udf: finalize integrity descriptor before writeback
  udf: factor out LVID finalization for reuse
  ext2: Fix underflow in ext2_max_size()
  ext2: Fix a typo in comment
  ext2: Remove redundant check for finding no group
  ext2: Annotate implicit fall through in __ext2_truncate_blocks
  ext2: Set superblock revision when enabling xattr feature
  ext2: Remove redundant check on s_inode_size
  ext2: set proper return code