Re: [RFC 1/1] bootmem: move big allocations behing 4G

[Jiri Slaby]

On 01/19/2010 03:33 PM, Johannes Weiner wrote:
> --- a/include/linux/bootmem.h
> +++ b/include/linux/bootmem.h
> @@ -96,20 +96,26 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
>  				      unsigned long align,
>  				      unsigned long goal);
>  
> +#ifdef MAX_DMA32_PFN
> +#define BOOTMEM_DEFAULT_GOAL	(__pa(MAX_DMA32_PFN << PAGE_SHIFT))
> +#else
> +#define BOOTMEM_DEFAULT_GOAL	MAX_DMA_ADDRESS

I just noticed this should write:
#define BOOTMEM_DEFAULT_GOAL   __pa(MAX_DMA_ADDRESS)

> +#endif
> +
>  #define alloc_bootmem(x) \
> -	__alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
> +	__alloc_bootmem(x, SMP_CACHE_BYTES, BOOTMEM_DEFAULT_GOAL)


-- 
js
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