svn commit: r195960 - in head/sys/dev/usb: . controller input
Hans Petter Selasky
hselasky at c2i.net
Mon Aug 3 09:44:12 UTC 2009
On Monday 03 August 2009 10:28:38 Ed Schouten wrote:
> * Robert Watson <rwatson at FreeBSD.org> wrote:
> > I'm a bit surprised the timed key repeat in this patch would work
> > properly in DDB, as microtime(9) relies on interrupts firing for
> > updated timestamps. The availability of interrupts for polled input
> > consumers varies, but in general this is not true (for example) at
> > the DDB command prompt. Does this code work correctly when time
> > stands still?
> Apart from that, who gives a *beep* about keyboard repeat while inside
> the debugger. I have to confess it would be irritating to press
> backspace multiple times, instead of holding the key pressed, but still,
> it's not worth it.
I think getmicrotime relies on interrupts, while microtime doesn't.
See "man microtime".
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