Re: problem with blk_queue_bounce_limit()

David S. Miller
2003-06-06T06:58:49Z

From: David Mosberger <davidm@napali.hpl.hp.com>
Date: Thu, 5 Jun 2003 23:54:50 -0700

>>>>> On Thu, 05 Jun 2003 23:45:26 -0700 (PDT), "David S. Miller" <davem@redhat.com> said:

> David, what is blk_max_low_pfn set to on your ia64 systems?

max_low_pfn, which is going to be the pfn of some page > 4GB (for
machines with a sufficient amount of memory).

Right, but see my other email, you need to see PCI_DMA_BUS_IS_PHYS
properly. This tells the block layer if you're IOMMU or not.