linux-kernel - Re: [PATCH 0/6] Add poll_requested

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Date:	Fri, 3 Feb 2012 10:40:10 +0100
From:	Hans Verkuil <hverkuil@...all.nl>
To:	linux-media@...r.kernel.org
Cc:	Al Viro <viro@...iv.linux.org.uk>,
	Jonathan Corbet <corbet@....net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Davide Libenzi <davidel@...ilserver.org>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	Enke Chen <enkechen@...co.com>,
	Mauro Carvalho Chehab <mchehab@...hat.com>
Subject: Re: [PATCH 0/6] Add poll_requested_events() function.

On Friday, February 03, 2012 10:28:39 Hans Verkuil wrote:
> Hi all,
> 
> This is the eighth version of this patch series and the last as far as
> I am concerned.
> 
> See this link for the previous version and the associated thread:
> 
> http://www.gossamer-threads.com/lists/linux/kernel/1486261
> 
> The changes compared to version 7 are:
> 
> - rebased to the linux-media staging/for_v3.4 branch.
> - renamed the poll_table fields to _qproc and _key as per Andrew's suggestion.
> - all poll changes are back in one patch (the first). With the renaming of
>   fields it made more sense to have it as one patch.
> - added the video4linux changes as well that depend on this new poll
>   behavior. This makes it ready to be merged in linux-media and linux-next.
> 
> Mauro, can you get this patch series in linux-next as soon as possible?
> 
> If anyone has any problems/comments/remarks regarding this patch series,
> then please speak up now and not one day before the 3.4 merge window opens...

I forgot to mention that this patch series is also available in git:

The following changes since commit 59b30294e14fa6a370fdd2bc2921cca1f977ef16:

  Merge branch 'v4l_for_linus' into staging/for_v3.4 (2012-01-23 18:11:30 -0200)

are available in the git repository at:

  git://linuxtv.org/hverkuil/media_tree.git pollv8

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.

 drivers/media/video/ivtv/ivtv-fileops.c |    6 ++-
 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 +-
 9 files changed, 106 insertions(+), 59 deletions(-)
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