linux-kernel - Re: [patch 0/2] reduce agpgart memory allocation time

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Date:	Mon, 4 Aug 2008 06:42:58 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Shaohua Li <shaohua.li@...el.com>
Cc:	Dave Airlie <airlied@...il.com>,
	lkml <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: [patch 0/2] reduce agpgart memory allocation time

On Mon, 04 Aug 2008 15:14:39 +0800
Shaohua Li <shaohua.li@...el.com> wrote:

> > 
> > I proposed an alternative interface but I failed to get it merged
> > and ran out of time
> > http://www.ussg.iu.edu/hypermail/linux/kernel/0804.3/1112.html
> > 
> > I was trying to get the cpa interface to allow arrays of pages to be
> > passed in, I was then going to change AGP like
> > http://git.kernel.org/?p=linux/kernel/git/airlied/agp-2.6.git;a=shortlog;h=agp-pageattr2
> This is good too.
> 
> > I really should fix those patches up at some point, feel free to
> > base a system on those if someone objects to the method with the
> > call site doing the flush.
> Ok, if people object the method, I'll refresh your patches.
> 

I much rather have the vector method; with that we can also fold in the
PAT checks into a vectored approach (which saves another 0.3 second)
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