From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f72.google.com (mail-pa0-f72.google.com [209.85.220.72]) by kanga.kvack.org (Postfix) with ESMTP id 4F43A6B0253 for ; Fri, 30 Sep 2016 05:43:49 -0400 (EDT) Received: by mail-pa0-f72.google.com with SMTP id fu14so189443603pad.0 for ; Fri, 30 Sep 2016 02:43:49 -0700 (PDT) Received: from out4434.biz.mail.alibaba.com (out4434.biz.mail.alibaba.com. [47.88.44.34]) by mx.google.com with ESMTP id vw1si19285899pac.278.2016.09.30.02.43.46 for ; Fri, 30 Sep 2016 02:43:47 -0700 (PDT) Reply-To: "Hillf Danton" From: "Hillf Danton" References: <1475227569-63446-1-git-send-email-xieyisheng1@huawei.com> <1475227569-63446-3-git-send-email-xieyisheng1@huawei.com> In-Reply-To: <1475227569-63446-3-git-send-email-xieyisheng1@huawei.com> Subject: Re: [PATCH v4 2/2] arm64 Kconfig: Select gigantic page Date: Fri, 30 Sep 2016 17:43:26 +0800 Message-ID: <00d101d21aff$188a86c0$499f9440$@alibaba-inc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Language: zh-cn Sender: owner-linux-mm@kvack.org List-ID: To: 'Yisheng Xie' , akpm@linux-foundation.org, mhocko@kernel.org Cc: guohanjun@huawei.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, will.deacon@arm.com, dave.hansen@intel.com, sudeep.holla@arm.com, catalin.marinas@arm.com, mark.rutland@arm.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, mike.kravetz@oracle.com, n-horiguchi@ah.jp.nec.com On Friday, September 30, 2016 5:26 PM Yisheng Xie wrote > > Arm64 supports gigantic page after > commit 084bd29810a5 ("ARM64: mm: HugeTLB support.") > however, it can only be allocated at boottime and can't be freed. > > This patch selects ARCH_HAS_GIGANTIC_PAGE to make gigantic pages > can be allocated and freed at runtime for arch arm64. > > Acked-by: Michal Hocko > Acked-by: Catalin Marinas > Signed-off-by: Yisheng Xie > --- Acked-by: Hillf Danton -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org