Messages in this thread | | | Subject | Re: Linux 2.2.18: /proc/apm slows system time (was: Linux 2.2.19pre3) | Date | Sun, 31 Dec 2000 13:37:00 +0000 (GMT) | From | Alan Cox <> |
| |
> > while { true } do cat /proc/apm done > > > > made the box visibly stall and jerk doing X operations > > Ok, now, what can be done about the stall? I assume nothing serious.
Nothing much
> Is there at least away we can recover the proper system time after these > stalls?
If you have a tsc on your chip - I think most modern laptops will do as they tend to be pentium/mmx k6 or pII/pIII processors, then you can check the elapsed CPU cycles and recover the jiffies from that. Might be an interesting exercise for someone
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
| |