From: Nicolas Dufresne <nicolas@ndufresne.ca>
To: Alexandre Courbot <acourbot@chromium.org>
Cc: Stanimir Varbanov <stanimir.varbanov@linaro.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Linux Media Mailing List <linux-media@vger.kernel.org>,
linux-arm-msm@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] media: venus: fix reported size of 0-length buffers
Date: Thu, 15 Nov 2018 11:51:08 -0500 [thread overview]
Message-ID: <f3572cbeecbcbeeb37a6e2d29b4e72e2a9ae75bc.camel@ndufresne.ca> (raw)
In-Reply-To: <463ac42b795933a54daa8d2bbba3ff1ac2b733db.camel@ndufresne.ca>
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Le jeudi 15 novembre 2018 à 11:49 -0500, Nicolas Dufresne a écrit :
> Sending buffers with payload size to 0 just for the sake of setting the
> V4L2_BUF_FLAG_LAST was considered a waste. Specially that after that,
> every polls should return EPIPE. So in the end, we decided the it
> should just unblock the userspace and return EPIPE.
errata, DQBUF returns EPIPE, not sure why I keep saying poll.
sorry for that,
Nicolas
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next prev parent reply other threads:[~2018-11-16 2:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-13 9:30 [PATCH] media: venus: fix reported size of 0-length buffers Alexandre Courbot
[not found] ` <CAKQmDh-91tHP1VxLisW1A3GR9G7du3F-Y2XrrgoFU=gvhGoP6w@mail.gmail.com>
2018-11-14 4:12 ` Alexandre Courbot
2018-11-15 16:49 ` Nicolas Dufresne
2018-11-15 16:51 ` Nicolas Dufresne [this message]
2018-11-16 4:08 ` Tomasz Figa
2018-11-22 8:31 ` Alexandre Courbot
2018-11-22 23:53 ` Nicolas Dufresne
2018-11-26 8:23 ` Alexandre Courbot
2018-11-26 8:54 ` Stanimir Varbanov
2018-11-26 9:45 ` Stanimir Varbanov
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