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SubjectRe: [PATCH] memory-hotplug: remove redundant call of page_to_pfn
On Tue, 11 Nov 2014, Zhang Zhen wrote:

> The start_pfn can be obtained directly by
> phys_index << PFN_SECTION_SHIFT.
>
> Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com>

Acked-by: David Rientjes <rientjes@google.com>


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