Re: 2.4.21 ServerWorks DMA Bugs

Jeff Garzik (jgarzik@pobox.com)
Sat, 05 Jul 2003 13:07:45 -0400


Ryan Mack wrote:
> That at least explains the lack of DMA, but why does non-DMA IO result in
> such significant clock skew?

Sounds like the kernel is disabling interrupts for a long time, when
doing PIO data transfer (non-DMA IO).

Jeff

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