Re: [PATCH 01/37] x86: move range related operation to one file

[Yinghai Lu]

On 01/20/2010 11:51 AM, Christoph Lameter wrote:
> On Wed, 20 Jan 2010, Yinghai Lu wrote:
> 
>>> Subtract range can now do what update_range did? How so?
>>
>> update_range was introduced at first. and actually it did sth like subtract range.
>>
>> and subtract range is more accurate.
> 
> Subtract range suggest that you may be removing the range.
> 
> subtract_from_range?

void subtract_range(struct range *range, int az, u64 start, u64 end)

struct range *range, int az : is the original range holder.

and will remove [start,  end)

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