Messages in this thread | | | Date | Wed, 20 Jan 2010 11:59:54 -0800 | From | Yinghai Lu <> | Subject | Re: [PATCH 01/37] x86: move range related operation to one file |
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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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