[RFC/PATCH 0/3] locking fixes for cx88

[Jonathan Nieder]

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.

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(-)
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