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Date: Tue, 19 Aug 2003 09:55:47 -0700
From: "David S. Miller" <davem@redhat.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: jes@wildopensource.com, zaitcev@redhat.com, khc@pm.waw.pl,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH] RFC: kills consistent_dma_mask
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On 19 Aug 2003 14:07:18 +0100
Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> It is messy, but the consistent mask only helps a small subset of cases.
> Having an __pci_alloc_foo that took the mask as an argument is (a)
> trivial (b) adds almost no code  (c) solves the general case problem.

(d) Makes implementations have to verify the mask is usable
on every mapping attempt.