[GIT PULL] fuse update for 5.1

[Miklos Szeredi]

Hi Linus,

Please pull from:

  git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git tags/fuse-update-5.1

Scalability and performance improvements, as well as minor bug fixes and
cleanups.

Thanks,
Miklos

----------------------------------------------------------------
Chad Austin (2):
      fuse: support clients that don't implement 'opendir'
      fuse: cache readdir calls if filesystem opts out of opendir

Kirill Tkhai (12):
      fuse: Replace page without copying in fuse_writepage_in_flight()
      fuse: Remove stale comment in end_requests()
      fuse: Kill fasync only if interrupt is queued in queue_interrupt()
      fuse: Optimize request_end() by not taking fiq->waitq.lock
      fuse: Wake up req->waitq of only if not background
      fuse: Do some refactoring in fuse_dev_do_write()
      fuse: Verify userspace asks to requeue interrupt that we really sent
      fuse: Add fuse_inode argument to fuse_prepare_release()
      fuse: Convert fc->attr_version into atomic64_t
      fuse: Introduce fi->lock to protect write related fields
      fuse: Protect fi->nlookup with fi->lock
      fuse: Protect ff->reserved_req via corresponding fi->lock

Martin Raiber (1):
      fuse: Switch to using async direct IO for FOPEN_DIRECT_IO

Miklos Szeredi (10):
      fuse: extract fuse_find_writeback() helper
      fuse: clean up fuse_writepage_in_flight()
      fuse: only reuse auxiliary request in fuse_writepage_in_flight()
      fuse: fix leaked aux requests
      fuse: clean up aborted
      fuse: use atomic64_t for khctr
      fuse: use iov_iter based generic splice helpers
      fuse add copy_file_range to direct io fops
      fuse: multiplex cached/direct_io file operations
      fuse: lift bad inode checks into callers

---
 fs/fuse/control.c         |   4 +-
 fs/fuse/cuse.c            |   7 +-
 fs/fuse/dev.c             | 115 +++++++++-------
 fs/fuse/dir.c             |  54 +++-----
 fs/fuse/file.c            | 342 ++++++++++++++++++++++++++--------------------
 fs/fuse/fuse_i.h          |  28 ++--
 fs/fuse/inode.c           |  26 ++--
 fs/fuse/readdir.c         |   4 +-
 include/uapi/linux/fuse.h |   7 +-
 9 files changed, 327 insertions(+), 260 deletions(-)