From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67FF4C32750 for ; Tue, 13 Aug 2019 09:02:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3D27020840 for ; Tue, 13 Aug 2019 09:02:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YDDjlPCK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D27020840 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ruQOe4sqta/3J1XQoMlFaFbfVMwfTaxyxS7xme2iDlA=; b=YDDjlPCK/fJhnl w4xSKuEXxGFpCusopKxxx4M4ske8oijhgau9QgmEu3ecb6LMAlhuCWR11hMYq+2SPQwJ7KYofjGsD HeCNHImmAURz/2sxPQ27dMdtsbIMETznPYA1IAkJFWYSVib9gW6FqkFVD8YfnMeaAJ/yfn+PKrRLX KFoV33yx1zJ/BfypFMmowFcJpkt7Fg5H/uEO2xQB/5KmJEMXi+E3IPbtNJcI5lPGpUkMa5wYIOpqm mNiw1gN+aDu5OjM0+jnABoau+DdMRStbZHW+AC2p045JTpHJJAhdL0B5MAryologqXuyhGBWe2fU3 JHH4W5kDdvtvtKdNfgbQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hxShI-0006tj-Mt; Tue, 13 Aug 2019 09:02:28 +0000 Received: from [2001:4bb8:180:1ec3:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hxSgl-0006Px-MH; Tue, 13 Aug 2019 09:01:56 +0000 From: Christoph Hellwig To: Catalin Marinas , Will Deacon , x86@kernel.org Subject: [PATCH 2/6] x86: unexport set_memory_x and set_memory_nx Date: Tue, 13 Aug 2019 11:01:42 +0200 Message-Id: <20190813090146.26377-3-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190813090146.26377-1-hch@lst.de> References: <20190813090146.26377-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Zijlstra , Dave Hansen , linux-arm-kernel@lists.infradead.org, Andy Lutomirski , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org No module currently messed with clearing or setting the execute permission of kernel memory, and none really should. Signed-off-by: Christoph Hellwig --- arch/x86/mm/pageattr.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index 6a9a77a403c9..a02ca8986299 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -1967,7 +1967,6 @@ int set_memory_x(unsigned long addr, int numpages) return change_page_attr_clear(&addr, numpages, __pgprot(_PAGE_NX), 0); } -EXPORT_SYMBOL(set_memory_x); int set_memory_nx(unsigned long addr, int numpages) { @@ -1976,7 +1975,6 @@ int set_memory_nx(unsigned long addr, int numpages) return change_page_attr_set(&addr, numpages, __pgprot(_PAGE_NX), 0); } -EXPORT_SYMBOL(set_memory_nx); int set_memory_ro(unsigned long addr, int numpages) { -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel