Re: Linux 2.6.22-rc2

[H. Peter Anvin]

Linus Torvalds wrote:
> 
> I can't really see that being a real problem in this day and age of PCI-X 
> etc, but it _used_ to be a possible issue a decade ago. Maybe you've found 
> a case where it matters even on modern hardware? We occasionally used to 
> set the PCI latency timer to make people happy.
> 
> (Not that I'm convinced it even has any semantic meaning on a modern PCI 
> system..)
> 

The PCI latency counters matter as long as you're talking a PCI or PCI-X
bus.  It matters not one iota on anything that pretends to be a PCI bus
but isn't, i.e. PCI Express, HyperTransport, etc.

	-hpa
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