Hello,
On Tue, Sep 24, 2013 at 02:07:13AM +0800, Zhang Yanfei wrote:
> Yes, I am following your advice in principle but kind of confused by
> something you said above. Where should the set_memblock_alloc_above_kernel
> be used? IMO, the function is like:
>
> find_in_range_node()
> {
> if (ok) {
> /* bottom-up */
> ret = __memblock_find_in_range(max(start, _end_of_kernel), end...);
> if (!ret)
> return ret;
> }
>
> /* top-down retry */
> return __memblock_find_in_range_rev(start, end...)
> }
>
> For bottom-up allocation, we always start from max(start, _end_of_kernel).
Oh, I was talking about naming of the memblock_set_bottom_up()
function. We aren't really doing pure bottom up allocations, so I
think it probably would be clearer if the name clearly denotes that
we're doing above-kernel allocation.
Thanks.
--
tejun
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