From: Michael Olbrich <m.olbrich@pengutronix.de>
Date: Tue, 12 Jul 2011 12:46:44 +0000 (-0300)
Subject: [media] v4l: mem2mem: add wait_{prepare,finish} ops to m2m_testdev
X-Git-Tag: v3.2-rc1~112^2~55
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0f910bf0008c54b33da5691278c8ee8e8700ac48;p=pandora-kernel.git

[media] v4l: mem2mem: add wait_{prepare,finish} ops to m2m_testdev

These are necessary to prevent dead-locks e.g. if one thread waits
in dqbuf at one end and another tries to queue a buffer at the
other end.

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: Pawel Osciak <pawel@osciak.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

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