Re: problem with blk_queue_bounce_limit()

David Mosberger
2003-06-06T06:41:21Z

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

>> From: David Mosberger <davidm@napali.hpl.hp.com>
>> Date: Thu, 5 Jun 2003 23:42:17 -0700

>> Manfred, I'm readdressed this mail to you because according to google,
>> you're the original author of the patch
>> (http://www.cs.helsinki.fi/linux/linux-kernel/2002-02/0032.html).

>> Like I stated earlier, I think this code simply makes no sense on a
>> platform with I/O MMU. Hence my suggestion to deal with this via
>> dma_supported().

> 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).

--david