Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752287AbaKQTpI (ORCPT ); Mon, 17 Nov 2014 14:45:08 -0500 Received: from mail-ig0-f176.google.com ([209.85.213.176]:63397 "EHLO mail-ig0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750983AbaKQTpH (ORCPT ); Mon, 17 Nov 2014 14:45:07 -0500 Date: Mon, 17 Nov 2014 11:45:04 -0800 (PST) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Zhang Zhen cc: Andrew Morton , Dave Hansen , Linux MM , linux-kernel@vger.kernel.org, wangnan0@huawei.com Subject: Re: [PATCH] memory-hotplug: remove redundant call of page_to_pfn In-Reply-To: <5461D343.60803@huawei.com> Message-ID: References: <1415697184-26409-1-git-send-email-zhenzhang.zhang@huawei.com> <5461D343.60803@huawei.com> User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Acked-by: David Rientjes -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/