[git pull] vfs.git fixes for -final

[git pull] vfs.git fixes for -final

[Al Viro]

Overlayfs fixes from Miklos, assorted fixes from me.  -stable fodder of
varying severity, all sat in -next for a while.

The following changes since commit 44549e8f5eea4e0a41b487b63e616cb089922b99:

  Linux 4.6-rc7 (2016-05-08 14:38:32 -0700)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git for-linus

for you to fetch changes up to e4d35be584be88a3db3fa5635a97c62a2ec5aafe:

  Merge branch 'ovl-fixes' into for-linus (2016-05-11 00:00:29 -0400)

----------------------------------------------------------------
Al Viro (6):
      do_splice_to(): cap the size before passing to ->splice_read()
      fix the copy vs. map logics in blk_rq_map_user_iov()
      atomic_open(): fix the handling of create_error
      ecryptfs: fix handling of directory opening
      get_rock_ridge_filename(): handle malformed NM entries
      Merge branch 'ovl-fixes' into for-linus

Miklos Szeredi (4):
      vfs: add vfs_select_inode() helper
      vfs: rename: check backing inode being equal
      vfs: add lookup_hash() helper
      ovl: ignore permissions on underlying lookup

 block/blk-map.c        | 47 ++++++---------------------------
 fs/ecryptfs/file.c     | 71 ++++++++++++++++++++++++++++++++++++++------------
 fs/isofs/rock.c        | 13 ++++++---
 fs/namei.c             | 59 +++++++++++++++++++++++++----------------
 fs/open.c              | 12 +++------
 fs/overlayfs/super.c   |  4 +--
 fs/splice.c            |  3 +++
 include/linux/dcache.h | 12 +++++++++
 include/linux/namei.h  |  2 ++
 include/linux/uio.h    |  1 +
 lib/iov_iter.c         | 19 ++++++++++++++
 11 files changed, 152 insertions(+), 91 deletions(-)