linux-kernel - Re: [PATCH 12/25] lmb: Move lmb arrays to static storage in lmb.c and make their size a variable

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Date:	Mon, 10 May 2010 19:44:47 +0900
From:	Paul Mundt <lethal@...ux-sh.org>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	tglx@...uxtronix.de, mingo@...e.hu, davem@...emloft.net
Subject: Re: [PATCH 12/25] lmb: Move lmb arrays to static storage in lmb.c and make their size a variable

On Mon, May 10, 2010 at 07:38:46PM +1000, Benjamin Herrenschmidt wrote:
> diff --git a/include/linux/lmb.h b/include/linux/lmb.h
> index 27c2386..e575801 100644
> --- a/include/linux/lmb.h
> +++ b/include/linux/lmb.h
> @@ -18,7 +18,7 @@
>  
>  #include <asm/lmb.h>
>  
> -#define MAX_LMB_REGIONS 128
> +#define INIT_LMB_REGIONS 128
>  
>  struct lmb_region {
>  	phys_addr_t base;

Perhaps it would be better to weight this against MAX_ACTIVE_REGIONS for
the ARCH_POPULATES_NODE_MAP case? The early node map is already using
that size, at least.
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