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From: Ben Hutchings <ben@decadent.org.uk>
To: Jonathan Nieder <jrnieder@gmail.com>
Cc: linux-media@vger.kernel.org, Huber Andreas <hobrom@corax.at>,
	Mauro Carvalho Chehab <mchehab@redhat.com>,
	Hans Verkuil <hverkuil@xs4all.nl>,
	linux-kernel@vger.kernel.org, andrew.walker27@ntlworld.com
Subject: Re: [RFC/PATCH 0/3] locking fixes for cx88
Date: Sat, 02 Apr 2011 16:19:59 +0100	[thread overview]
Message-ID: <1301757599.10056.186.camel@localhost> (raw)
In-Reply-To: <20110402093856.GA17015@elie>

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On Sat, 2011-04-02 at 04:38 -0500, Jonathan Nieder wrote:
> Hi,
> 
> Huber Andreas wrote[1]:
> 
> > Processes that try to open a cx88-blackbird driven MPEG device will hang up.
> 
> Here's a possible fix based on a patch by Ben Hutchings and
> corrections from Andi Huber.  Warning: probably full of mistakes (my
> fault) since I'm not familiar with any of this stuff.  Untested.
> Review and testing would be welcome.

Since you have split up and otherwise modified the patch I sent, please
remove the 'From' and 'Signed-off-by' lines with my name and address.
Just state that the patches are based on my work.

Ben.

> Ben Hutchings (2):
>   [media] cx88: fix locking of sub-driver operations
>   [media] cx88: use a mutex to protect cx8802_devlist
> 
> Jonathan Nieder (1):
>   [media] cx88: protect per-device driver list with device lock
> 
>  drivers/media/video/cx88/cx88-blackbird.c |    3 +-
>  drivers/media/video/cx88/cx88-dvb.c       |    2 +
>  drivers/media/video/cx88/cx88-mpeg.c      |   35 +++++++++++++++++++---------
>  drivers/media/video/cx88/cx88.h           |   10 +++++++-
>  4 files changed, 37 insertions(+), 13 deletions(-)
> 

-- 
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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  parent reply	other threads:[~2011-04-02 15:20 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20110327150610.4029.95961.reportbug@xen.corax.at>
2011-03-27 15:28 ` [linux-dvb] cx88-blackbird broken (since 2.6.37) Jonathan Nieder
2011-04-02  9:38   ` [RFC/PATCH 0/3] locking fixes for cx88 Jonathan Nieder
2011-04-02  9:41     ` [PATCH 1/3] [media] cx88: protect per-device driver list with device lock Jonathan Nieder
2011-04-02  9:41     ` [PATCH 2/3] [media] cx88: fix locking of sub-driver operations Jonathan Nieder
2011-04-02  9:44     ` [PATCH 3/3] [media] cx88: use a mutex to protect cx8802_devlist Jonathan Nieder
     [not found]       ` <4D971B8D.4040305@corax.at>
2011-04-02 19:29         ` Jonathan Nieder
2011-04-02 20:13           ` Andreas Huber
2011-04-04  2:12             ` Andreas Huber
2011-04-05  1:16               ` Jonathan Nieder
2011-04-02 15:19     ` Ben Hutchings [this message]
2011-04-02 18:30       ` [RFC/PATCH 0/3] locking fixes for cx88 Jonathan Nieder
2011-04-05  3:20     ` [RFC/PATCH v2 0/7] " Jonathan Nieder
2011-04-05  3:22       ` [PATCH 1/7] [media] cx88: protect per-device driver list with device lock Jonathan Nieder
2011-04-05  3:25       ` [PATCH 2/7] [media] cx88: fix locking of sub-driver operations Jonathan Nieder
2011-04-05  3:27       ` [PATCH 3/7] [media] cx88: hold device lock during sub-driver initialization Jonathan Nieder
2011-04-05  3:27       ` [PATCH 4/7] [media] cx88: use a mutex to protect cx8802_devlist Jonathan Nieder
2011-04-05  3:29       ` [PATCH 5/7] [media] cx88: gracefully reject attempts to use unregistered cx88-blackbird driver Jonathan Nieder
2011-04-05  3:30       ` [PATCH 6/7] [media] cx88: don't use atomic_t for core->mpeg_users Jonathan Nieder
2011-04-05  3:31       ` [PATCH 7/7] [mpeg] cx88: don't use atomic_t for core->users Jonathan Nieder
2011-04-05  3:41         ` Jonathan Nieder
2011-04-05 18:17       ` [RFC/PATCH v2 0/7] locking fixes for cx88 Jonathan Nieder

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