Messages in this thread | | | Subject | Re: No 100 HZ timer ! | Date | Mon, 9 Apr 2001 21:12:16 +0100 (BST) | From | Alan Cox <> |
| |
> this is one of linux biggest weaknesses. the fixed interval timer is a > throwback. it should be replaced with a variable interval timer with interrupts > on demand for any system with a cpu sane/modern enough to have an on-chip > interrupting decrementer. (i.e just about any modern chip)
Its worth doing even on the ancient x86 boards with the PIT. It does require some driver changes since
while(time_before(jiffies, we_explode)) poll_things();
no longer works
- 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/
| |