Messages in this thread | | | Date | Wed, 28 Aug 2002 07:25:01 -0700 | From | Jonathan Lundell <> | Subject | Re: interrupt latency |
| |
At 7:41 am -0600 8/28/02, yodaiken@fsmlabs.com wrote: >Average and worst case are different.
I can believe that. The explanation that jumps to mind is PCI bus contention because of DMA, causing the inb to stall or to get repeatedly retried. 13us seems a little extreme, but not completely impossible. -- /Jonathan Lundell. - 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/
| |