[GIT PATCHES FOR 3.4] poll: add poll_requested_events() and poll_does_not_wait() functions & related patches

[GIT PATCHES FOR 3.4] poll: add poll_requested_events() and poll_does_not_wait() functions & related patches

[Hans de Goede]

Hi Mauro et all,

As discussed here is a pull request for the long time pending
"poll: add poll_requested_events() and poll_does_not_wait() functions"
patch & related patches.

As already mentioned on irc when you ask Linus to pull this please
add a note that Al Viro is ok with this change for in kernel drivers,
but that he is worried that it might break out of tree drivers.

The following changes since commit c16fa4f2ad19908a47c63d8fa436a1178438c7e7:

   Linux 3.3 (2012-03-18 16:15:34 -0700)

are available in the git repository at:

   git://linuxtv.org/hgoede/gspca.git poll_req_events

for you to fetch changes up to 858904e33a17953df6debd5907e991ee9e74ed21:

   pwc: poll(): Check that the device has not beem claimed for streaming already (2012-03-22 17:42:41 +0100)

----------------------------------------------------------------
Hans Verkuil (6):
       poll: add poll_requested_events() and poll_does_not_wait() functions
       ivtv: only start streaming in poll() if polling for input.
       videobuf2: only start streaming in poll() if so requested by the poll mask.
       videobuf: only start streaming in poll() if so requested by the poll mask.
       videobuf2-core: also test for pending events.
       vivi: let vb2_poll handle events.

Hans de Goede (1):
       pwc: poll(): Check that the device has not beem claimed for streaming already

  drivers/media/video/ivtv/ivtv-fileops.c |    6 ++--
  drivers/media/video/pwc/pwc-if.c        |    9 ++++++
  drivers/media/video/videobuf-core.c     |    3 +-
  drivers/media/video/videobuf2-core.c    |   48 +++++++++++++++++++++----------
  drivers/media/video/vivi.c              |    9 +-----
  fs/eventpoll.c                          |   18 ++++++++++--
  fs/select.c                             |   40 ++++++++++++--------------
  include/linux/poll.h                    |   37 ++++++++++++++++++++----
  include/net/sock.h                      |    2 +-
  net/unix/af_unix.c                      |    2 +-
  10 files changed, 115 insertions(+), 59 deletions(-)

Thanks & Regards,

Hans