linux-kernel - Re: [PATCH] x86: Fix CPA memtype reserving in the set_pages

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Message-Id: <1249318705.27006.10777.camel@localhost.localdomain>
Date:	Mon, 03 Aug 2009 09:58:25 -0700
From:	Suresh Siddha <suresh.b.siddha@...el.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Thomas Hellstrom <thellstrom@...are.com>,
	Dave Airlie <airlied@...ux.ie>,
	Arjan van de Ven <arjan@...radead.org>,
	"hpa@...or.com" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"dri-devel@...ts.sourceforge.net" <dri-devel@...ts.sourceforge.net>
Subject: Re: [PATCH] x86: Fix CPA memtype reserving in the set_pages_array
 cases

On Mon, 2009-08-03 at 03:44 -0700, Ingo Molnar wrote:
> ok - thanks for the explanation. Since you intentionally want to use 
> highmem pages (and your use is safe) i concur with your original 
> patch in its entirety - even if that planned highmem use is not 
> upstream yet. Will get it .31-wards ASAP.

Acked-by: Suresh Siddha <suresh.b.siddha@...el.com>

While none of the drivers in 2.6.30 use this interface, it will be good
if we backport this to 2.6.30-stable aswell.

Also, now that we have set_pages_array interface, do we still need the
set_memory_array_uc interface? Removing that should clean up the cpa
code a bit.

thanks,
suresh

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