Re: [RFC] mm: fix a BUG, the page is allocated 2 times

From: yalin wang
Date: Mon Oct 12 2015 - 21:43:21 EST



> On Oct 12, 2015, at 21:52, Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx> wrote:
>
> There is a redundant check and a memory leak introduced by a patch in
> mmotm. This patch removes an unlikely(order) check as we are sure order
> is not zero at the time. It also checks if a page is already allocated
> to avoid a memory leak.
>
> This is a fix to the mmotm patch
> mm-page_alloc-reserve-pageblocks-for-high-order-atomic-allocations-on-demand.patch
>
> Signed-off-by: yalin wang <yalin.wang2010@xxxxxxxxx>
> Acked-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
no problem,
i have send the patch again using your change log .

Thanks--
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