From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Ian Molton <ian.molton@codethink.co.uk>, linux-media@vger.kernel.org
Cc: linux-kernel@lists.codethink.co.uk, g.liakhovetski@gmx.de,
m.chehab@samsung.com, vladimir.barinov@cogentembedded.com,
magnus.damm@gmail.com, horms@verge.net.au,
linux-sh@vger.kernel.org
Subject: Re: [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto
Date: Mon, 04 Aug 2014 20:39:53 +0000 [thread overview]
Message-ID: <53DFEF99.7040503@cogentembedded.com> (raw)
In-Reply-To: <1404812474-7627-3-git-send-email-ian.molton@codethink.co.uk>
On 07/08/2014 01:41 PM, Ian Molton wrote:
> Videobuf2 complains about buffers that are still marked ACTIVE (in use by the driver) following a call to stop_streaming().
> This patch returns all active buffers to state ERROR prior to stopping.
> Note: this introduces a (non fatal) race condition as the stream is not guaranteed to be stopped at this point.
> Signed-off-by: Ian Molton <ian.molton@codethink.co.uk>
> Signed-off-by: William Towle <william.towle@codethink.co.uk>
Fixed kernel WARNINGs for me! \o/
Ian, perhaps it makes sense for me to take these patches into my hands?
WBR, Sergei
WARNING: multiple messages have this Message-ID (diff)
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Ian Molton <ian.molton@codethink.co.uk>, linux-media@vger.kernel.org
Cc: linux-kernel@lists.codethink.co.uk, g.liakhovetski@gmx.de,
m.chehab@samsung.com, vladimir.barinov@cogentembedded.com,
magnus.damm@gmail.com, horms@verge.net.au,
linux-sh@vger.kernel.org
Subject: Re: [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping.
Date: Tue, 05 Aug 2014 00:39:53 +0400 [thread overview]
Message-ID: <53DFEF99.7040503@cogentembedded.com> (raw)
In-Reply-To: <1404812474-7627-3-git-send-email-ian.molton@codethink.co.uk>
On 07/08/2014 01:41 PM, Ian Molton wrote:
> Videobuf2 complains about buffers that are still marked ACTIVE (in use by the driver) following a call to stop_streaming().
> This patch returns all active buffers to state ERROR prior to stopping.
> Note: this introduces a (non fatal) race condition as the stream is not guaranteed to be stopped at this point.
> Signed-off-by: Ian Molton <ian.molton@codethink.co.uk>
> Signed-off-by: William Towle <william.towle@codethink.co.uk>
Fixed kernel WARNINGs for me! \o/
Ian, perhaps it makes sense for me to take these patches into my hands?
WBR, Sergei
next prev parent reply other threads:[~2014-08-04 20:39 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-08 9:41 Resend: [PATCH 0/4] rcar_vin: fix soc_camera WARN_ON() issues Ian Molton
2014-07-08 9:41 ` Ian Molton
2014-07-08 9:41 ` [PATCH 1/4] media: rcar_vin: Dont aggressively retire buffers Ian Molton
2014-07-08 9:41 ` Ian Molton
2014-07-08 9:41 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stoppin Ian Molton
2014-07-08 9:41 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Ian Molton
2014-08-04 20:39 ` Sergei Shtylyov [this message]
2014-08-04 20:39 ` Sergei Shtylyov
2014-08-13 17:30 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto Ian Molton
2014-08-13 17:30 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Ian Molton
2014-08-13 17:35 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto Sergei Shtylyov
2014-08-13 17:35 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Sergei Shtylyov
2014-09-20 6:59 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto Guennadi Liakhovetski
2014-09-20 6:59 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Guennadi Liakhovetski
2014-08-04 21:22 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto Hans Verkuil
2014-08-04 21:22 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Hans Verkuil
2015-01-18 20:32 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before sto Guennadi Liakhovetski
2015-01-18 20:32 ` [PATCH 2/4] media: rcar_vin: Ensure all in-flight buffers are returned to error state before stopping Guennadi Liakhovetski
2014-07-08 9:41 ` [PATCH 3/4] media: rcar_vin: Fix race condition terminating stream Ian Molton
2014-07-08 9:41 ` Ian Molton
2014-07-08 16:09 ` Sergei Shtylyov
2014-07-08 16:09 ` Sergei Shtylyov
2014-07-09 8:16 ` Simon Horman
2014-07-09 8:16 ` Simon Horman
2014-07-10 10:15 ` Ian Molton
2014-07-10 10:15 ` Ian Molton
2014-08-01 22:16 ` Sergei Shtylyov
2014-08-01 22:16 ` Sergei Shtylyov
2014-08-04 21:27 ` Hans Verkuil
2014-08-04 21:27 ` Hans Verkuil
2014-08-11 11:23 ` Ian Molton
2014-08-11 11:23 ` Ian Molton
2014-08-11 12:14 ` Hans Verkuil
2014-08-11 12:14 ` Hans Verkuil
2014-07-08 9:41 ` [PATCH 4/4] media: rcar_vin: Clean up rcar_vin_irq Ian Molton
2014-07-08 9:41 ` Ian Molton
2014-08-04 20:00 ` Resend: [PATCH 0/4] rcar_vin: fix soc_camera WARN_ON() issues Sergei Shtylyov
2014-08-04 20:00 ` Sergei Shtylyov
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