From patchwork Mon Aug 22 02:56:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xie Yisheng X-Patchwork-Id: 9292817 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 30631600CB for ; Mon, 22 Aug 2016 03:00:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 25C92286B1 for ; Mon, 22 Aug 2016 03:00:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 18E70288EE; Mon, 22 Aug 2016 03:00:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9A05A286B1 for ; Mon, 22 Aug 2016 03:00:40 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bbfSI-0005wj-HJ; Mon, 22 Aug 2016 02:59:18 +0000 Received: from szxga03-in.huawei.com ([119.145.14.66]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bbfSB-0005rc-9J for linux-arm-kernel@lists.infradead.org; Mon, 22 Aug 2016 02:59:15 +0000 Received: from 172.24.1.137 (EHLO szxeml431-hub.china.huawei.com) ([172.24.1.137]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id CGP43387; Mon, 22 Aug 2016 10:58:13 +0800 (CST) Received: from linux-ibm.site (10.175.102.37) by szxeml431-hub.china.huawei.com (10.82.67.208) with Microsoft SMTP Server id 14.3.235.1; Mon, 22 Aug 2016 10:58:01 +0800 From: Xie Yisheng To: , Subject: [RFC PATCH v2 2/2] arm64 Kconfig: Select gigantic page Date: Mon, 22 Aug 2016 10:56:43 +0800 Message-ID: <1471834603-27053-3-git-send-email-xieyisheng1@huawei.com> X-Mailer: git-send-email 1.7.12.4 In-Reply-To: <1471834603-27053-1-git-send-email-xieyisheng1@huawei.com> References: <1471834603-27053-1-git-send-email-xieyisheng1@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.102.37] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090203.57BA6A46.0037, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 5724a69e02fa0d932a6d9a2b3e8108a7 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160821_195911_537237_D44B6CEF X-CRM114-Status: UNSURE ( 8.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, mhocko@suse.com, linux-mm@kvack.org, catalin.marinas@arm.com, sudeep.holla@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, dave.hansen@intel.com, robh+dt@kernel.org, guohanjun@huawei.com, n-horiguchi@ah.jp.nec.com, linux-arm-kernel@lists.infradead.org, mike.kravetz@oracle.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Arm64 supports gigantic page after commit 084bd29810a5 ("ARM64: mm: HugeTLB support.") however, it got broken by commit 944d9fec8d7a ("hugetlb: add support for gigantic page allocation at runtime") This patch selects ARCH_HAS_GIGANTIC_PAGE to make this function can be used again. Signed-off-by: Xie Yisheng Acked-by: Michal Hocko Acked-by: Catalin Marinas --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index bc3f00f..92217f6 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -9,6 +9,7 @@ config ARM64 select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select ARCH_HAS_ELF_RANDOMIZE select ARCH_HAS_GCOV_PROFILE_ALL + select ARCH_HAS_GIGANTIC_PAGE select ARCH_HAS_KCOV select ARCH_HAS_SG_CHAIN select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST