Re: [PATCH 05/16] x86, memblock: Add get_free_all_memory_range()

[Yinghai Lu]

On 07/27/2010 10:02 PM, Benjamin Herrenschmidt wrote:
> On Thu, 2010-07-22 at 11:43 -0700, Yinghai Lu wrote:
>>
>> +       /* Take out region array itself at first*/
>> +       if (memblock.reserved.regions != memblock_reserved_init_regions)
>> +               memblock_free(__pa(memblock.reserved.regions), sizeof(struct memblock_region) * memblock.reserved.max);
>> +
> 
> More of that horror. Don't.
> 
> Another option from what i proposed earlier is to actually have a function
> inside mm/memblock to free it (memblock_free_arrays()) that does nothing
> if memblock is to survive init.
> 
> I hate exporting variables or data structures like that. Functions are
> semantically a lot cleaner.

ok, will check if can change that to function instead.
but it will be with add-on patch.

Thanks

Yinghai
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