Re: [PATCH] gpio sysfs: add a "toggle" value

From: David Brownell
Date: Thu Jun 04 2009 - 05:16:01 EST


On Thursday 04 June 2009, Mike Frysinger wrote:
> the point was to lower the number of user<->kernel transitions.  yes,
> all of this stuff can of course be done in the shell, but it's hard to
> push limits when the interface is tying your hands and sitting on your
> back.

So what's the application that needs to do all this in
userspace yet which can't hook up a quick kernel driver?

I don't like the idea of embedding any kind of interpreter
in the sysfs interface, but that's the direction you seem
to be heading ...




--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/