From: "David S. Miller" <davem@redhat.com>
To: davidm@hpl.hp.com, davidm@napali.hpl.hp.com
Cc: manfred@colorfullife.com, axboe@suse.de, linux-kernel@vger.kernel.org
Subject: Re: problem with blk_queue_bounce_limit()
Date: Sat, 07 Jun 2003 00:19:48 -0700 (PDT) [thread overview]
Message-ID: <20030607.001948.38705799.davem@redhat.com> (raw)
In-Reply-To: <16097.37454.827982.278024@napali.hpl.hp.com>
From: David Mosberger <davidm@napali.hpl.hp.com>
Date: Sat, 7 Jun 2003 00:20:46 -0700
>>>>> On Fri, 06 Jun 2003 23:44:01 -0700 (PDT), "David S. Miller" <davem@redhat.com> said:
DaveM> This sounds all very dramatic, but try as I might, all I
DaveM> find is three places where PCI_DMA_BUS_IS_PHYS is used:
DaveM> Fix your grep,
What am I missing?
Sorry, I was meaning to mention BIO_VMERGE_BOUNDARY which works in
concert with PCI_DMA_BUS_IS_PHYS. You really have to set it
accurately to get the most out of the block layer's ability to
take advantage of IOMMUs.
next prev parent reply other threads:[~2003-06-07 7:11 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-05 6:42 problem with blk_queue_bounce_limit() David Mosberger
2003-06-05 7:20 ` David S. Miller
2003-06-06 6:42 ` David Mosberger
2003-06-06 6:45 ` David S. Miller
2003-06-06 6:54 ` David Mosberger
2003-06-06 7:08 ` David S. Miller
2003-06-06 6:52 ` David S. Miller
2003-06-06 7:19 ` David Mosberger
2003-06-06 7:32 ` David S. Miller
2003-06-06 7:44 ` Christoph Hellwig
2003-06-06 7:43 ` David S. Miller
2003-06-06 7:51 ` Christoph Hellwig
2003-06-06 20:13 ` David Mosberger
2003-06-07 6:44 ` David S. Miller
2003-06-07 7:05 ` David Mosberger
2003-06-07 7:11 ` David S. Miller
2003-06-10 20:01 ` David Mosberger
2003-06-12 6:47 ` David S. Miller
2003-06-15 7:06 ` Anton Blanchard
2003-06-15 7:11 ` David S. Miller
2003-06-15 8:04 ` Anton Blanchard
2003-06-15 8:18 ` David S. Miller
2003-06-07 7:20 ` David Mosberger
2003-06-07 7:19 ` David S. Miller [this message]
2003-06-07 9:44 ` Russell King
2003-06-07 9:47 ` David S. Miller
2003-06-07 13:23 ` Christoph Hellwig
2003-06-10 20:24 ` David Mosberger
-- strict thread matches above, loose matches on Subject: below --
2003-06-06 18:06 James Bottomley
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