Re: [PATCH] mm: make free_bootmem to loop bdata_list

[KAMEZAWA Hiroyuki]

On Thu, 13 Mar 2008 11:53:31 -0700
"Yinghai Lu" <yhlu.kernel@xxxxxxxxx> wrote:
> ===================================================================
> --- linux-2.6.orig/mm/bootmem.c
> +++ linux-2.6/mm/bootmem.c
> @@ -427,7 +438,9 @@ int __init reserve_bootmem(unsigned long
>  
>  void __init free_bootmem(unsigned long addr, unsigned long size)
>  {
> -	free_bootmem_core(NODE_DATA(0)->bdata, addr, size);
> +	bootmem_data_t *bdata;
> +	list_for_each_entry(bdata, &bdata_list, list)
> +		free_bootmem_core(bdata, addr, size);
>  }


Just a confirmation.
In above loop, boundary check in free_bootmem_core() hits two or more times ?
If yes, it's ok.
If no, please exit loop at hit.

Thanks,
-Kame
 

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