Re: [PATCH 8/8] mem_map/max_mapnr are specific to the FLATMEM memory model

[Jeremy Fitzhardinge <jeremy@goop.org>]

Andy Whitcroft wrote:
> mem_map and max_mapnr are variables used in the FLATMEM memory model
> only.  Ensure they are only defined when that memory model is enabled.
>   

Is this series queued to be applied?

BTW, how does max_mapnr differ from x86-64's end_pfn?

> Signed-off-by: Andy Whitcroft <apw@shadowen.org>
> ---
>  mm/memory.c |    3 +--
>   

I think you need to fix the declaration in linux/mm.h as well.

>  1 files changed, 1 insertions(+), 2 deletions(-)
> diff --git a/mm/memory.c b/mm/memory.c
> index 0d14d1e..091324e 100644
> --- a/mm/memory.c
> +++ b/mm/memory.c
> @@ -61,8 +61,7 @@
>  #include <linux/swapops.h>
>  #include <linux/elf.h>
>  
> -#ifndef CONFIG_NEED_MULTIPLE_NODES
> -/* use the per-pgdat data instead for discontigmem - mbligh */
> +#ifdef CONFIG_FLATMEM
>  unsigned long max_mapnr;
>  struct page *mem_map;
>  
>   

Thanks,
    J

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