Re: [PATCH] i386: Selectable Frequency of the Timer Interrupt

[Andrew Morton]

Vojtech Pavlik <vojtech@xxxxxxx> wrote:
>
> A note on the relaive timer API: There needs to be a way to say
>  "x milliseconds from the time this timer should have triggered" instead
>  of "x milliseconds from now", to avoid skew in timers that try to be
>  strictly periodic.

	mod_timer(timer, timer->expires + N) ?

(add_timer() will treat a negative `expires' as "right now", so we'll dtrt
if the time now has overrun (timer->expires + N))
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