From: Andi Kleen <ak@suse.de>
To: Roman Zippel <zippel@linux-m68k.org>
Cc: torvalds@osdl.org, linux-kernel@vger.kernel.org, discuss@x86-64.org
Subject: Re: [1/3] Add 4GB DMA32 zone
Date: Mon, 12 Sep 2005 14:54:34 +0200 [thread overview]
Message-ID: <200509121454.37220.ak@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.61.0509121449590.3728@scrub.home>
On Monday 12 September 2005 14:50, Roman Zippel wrote:
> Hi,
>
> On Mon, 12 Sep 2005, Andi Kleen wrote:
> > > > -#define MAX_NR_ZONES 3 /* Sync this with ZONES_SHIFT */
> > > > -#define ZONES_SHIFT 2 /* ceil(log2(MAX_NR_ZONES)) */
> > > > +#define MAX_NR_ZONES 4 /* Sync this with ZONES_SHIFT */
> > > > +#define ZONES_SHIFT 3 /* ceil(log2(MAX_NR_ZONES)) */
> > >
> > > Why needs ZONES_SHIFT to be increased?
> > >
> > > > -#define FLAGS_RESERVED 8
> > > > +#define FLAGS_RESERVED 9
> > >
> > > I would prefer to keep this at 8.
> >
> > sparsemem needs these two.
>
> What two? What are you talking about???
The two changes you quoted.
-Andi
next prev parent reply other threads:[~2005-09-12 12:54 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-11 16:59 [1/3] Add 4GB DMA32 zone Andi Kleen
2005-09-12 7:44 ` [discuss] " Jan Beulich
2005-09-12 7:58 ` Andi Kleen
2005-09-12 10:28 ` Alan Cox
2005-09-12 10:42 ` Andi Kleen
2005-09-12 11:33 ` Alan Cox
2005-09-12 11:22 ` Andi Kleen
2005-09-12 12:34 ` Alan Cox
2005-09-12 12:28 ` [discuss] " Andi Kleen
2005-09-12 18:18 ` Jeff Garzik
2005-09-12 22:02 ` Bart Hartgers
2005-09-13 3:20 ` Andi Kleen
2005-09-12 19:55 ` Mark Lord
2005-09-12 12:45 ` Roman Zippel
2005-09-12 12:46 ` Andi Kleen
2005-09-12 12:50 ` Roman Zippel
2005-09-12 12:54 ` Andi Kleen [this message]
2005-09-12 13:01 ` Roman Zippel
2005-09-13 9:15 ` Roman Zippel
2005-09-13 9:47 ` [discuss] " Andi Kleen
2005-09-13 10:15 ` Andrew Morton
2005-09-13 11:32 ` Andi Kleen
2005-09-13 12:09 ` Roman Zippel
2005-09-13 23:51 ` KAMEZAWA Hiroyuki
2005-10-03 15:46 ` Coywolf Qi Hunt
-- strict thread matches above, loose matches on Subject: below --
2005-09-12 11:44 Salyzyn, Mark
2005-09-12 11:51 ` Andi Kleen
2005-09-12 12:08 Salyzyn, Mark
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