Re: V4L2 drivers: potentially dangerous and inefficient msecs_to_jiffies()calculation

From: Marcin Slusarz
Date: Tue Sep 15 2009 - 15:14:49 EST


Andreas Mohr pisze:
> Hi all,
>
> ./drivers/media/video/sn9c102/sn9c102_core.c
> ,
> ./drivers/media/video/et61x251/et61x251_core.c
> and
> ./drivers/media/video/zc0301/zc0301_core.c
> do
> cam->module_param.frame_timeout *
> 1000 * msecs_to_jiffies(1) );
> multiple times each.
> What they should do instead is
> frame_timeout * msecs_to_jiffies(1000), I'd think.

Or better: frame_timeout * HZ

Marcin
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