Re: Keystrokes, USB, and Latency

Andries Brouwer (aebr@win.tue.nl)
Mon, 10 Feb 2003 23:16:55 +0100


On Mon, Feb 10, 2003 at 03:05:22PM -0500, Dan Parks wrote:

> ... However, if the user presses caps
> lock, num lock, or scroll lock (everything else is ok), it ALWAYS misses
> 7-8 milliseconds.

You didnt mention a kernel version, and details very much depend on it.
But you may look into LED setting, and e.g. whether interrupts are
disabled during LED setting.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/