From patchwork Wed Aug 10 07:19:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 9272797 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 797006022E for ; Wed, 10 Aug 2016 07:47:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 657FB27D9B for ; Wed, 10 Aug 2016 07:47:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A1E028173; Wed, 10 Aug 2016 07:47:05 +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 E5C0427D9B for ; Wed, 10 Aug 2016 07:47:04 +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 1bXNru-0000qF-79; Wed, 10 Aug 2016 07:24:02 +0000 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bXNro-0000mz-Om for linux-arm-kernel@lists.infradead.org; Wed, 10 Aug 2016 07:23:57 +0000 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id u7A7LUoL031660; Wed, 10 Aug 2016 00:23:32 -0700 Received: from sc-exch02.marvell.com ([199.233.58.182]) by mx0b-0016f401.pphosted.com with ESMTP id 24nfdkgy9k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Wed, 10 Aug 2016 00:23:31 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH02.marvell.com (10.93.176.82) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Wed, 10 Aug 2016 00:23:30 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1104.5 via Frontend Transport; Wed, 10 Aug 2016 00:23:30 -0700 Received: from xhacker.marvell.com (unknown [10.37.130.202]) by maili.marvell.com (Postfix) with ESMTP id 2DFAD3F703F; Wed, 10 Aug 2016 00:23:29 -0700 (PDT) From: Jisheng Zhang To: , , Subject: [PATCH 1/3] arm64: vdso: add __init section marker to alloc_vectors_page Date: Wed, 10 Aug 2016 15:19:17 +0800 Message-ID: <1470813559-2917-2-git-send-email-jszhang@marvell.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1470813559-2917-1-git-send-email-jszhang@marvell.com> References: <1470813559-2917-1-git-send-email-jszhang@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-08-10_05:, , signatures=0 X-Proofpoint-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608100080 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160810_002357_045186_24238CBC X-CRM114-Status: UNSURE ( 8.96 ) 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: Jisheng Zhang , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org 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 It is not needed after booting, this patch moves the alloc_vectors_page function to the __init section. Signed-off-by: Jisheng Zhang --- arch/arm64/kernel/vdso.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c index 076312b..e320e8f 100644 --- a/arch/arm64/kernel/vdso.c +++ b/arch/arm64/kernel/vdso.c @@ -55,7 +55,7 @@ struct vdso_data *vdso_data = &vdso_data_store.data; */ static struct page *vectors_page[1]; -static int alloc_vectors_page(void) +static int __init alloc_vectors_page(void) { extern char __kuser_helper_start[], __kuser_helper_end[]; extern char __aarch32_sigret_code_start[], __aarch32_sigret_code_end[];