[git pull] vfs fixes for -rc7

[Al Viro]

	untangle sys_close() abuses in xt_bpf, deal with register_shrinker()
failures in sget()

The following changes since commit d7ee946942bdd12394809305e3df05aa4c8b7b8f:

  VFS: Handle lazytime in do_mount() (2017-12-09 20:16:33 -0500)

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 040ee69226f8a96b7943645d68f41d5d44b5ff7d:

  fix "netfilter: xt_bpf: Fix XT_BPF_MODE_FD_PINNED mode of 'xt_bpf_info_v1'" (2018-01-05 11:43:39 -0500)

----------------------------------------------------------------
Al Viro (2):
      sget(): handle failures of register_shrinker()
      fix "netfilter: xt_bpf: Fix XT_BPF_MODE_FD_PINNED mode of 'xt_bpf_info_v1'"

Tetsuo Handa (1):
      mm,vmscan: Make unregister_shrinker() no-op if register_shrinker() failed.

 fs/super.c             |  6 +++++-
 include/linux/bpf.h    | 10 ++++++++++
 kernel/bpf/inode.c     | 40 +++++++++++++++++++++++++++++++++++++++-
 kernel/bpf/syscall.c   |  2 +-
 mm/vmscan.c            |  3 +++
 net/netfilter/xt_bpf.c | 14 ++------------
 6 files changed, 60 insertions(+), 15 deletions(-)