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V4L/DVB (7281): v4l: Deadlock in videobuf-core for DQBUF waiting on QBUF
authorBrandon Philips <brandon@ifup.org>
Tue, 22 Apr 2008 17:45:32 +0000 (14:45 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Thu, 24 Apr 2008 17:07:46 +0000 (14:07 -0300)
Avoid a deadlock where DQBUF is holding the vb_lock while waiting on a QBUF
which also needs the vb_lock.  Reported by Hans Verkuil <hverkuil@xs4all.nl>.

Signed-off-by: Brandon Philips <bphilips@suse.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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