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=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 04FD0C43381 for ; Mon, 1 Apr 2019 17:22:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C90DA21473 for ; Mon, 1 Apr 2019 17:22:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554139358; bh=8yEbENt3HIro9qgBd2wrVTaeMUAHRLsCxkQRUBzE2lI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pW//6VNF5NsCDOlWq6vwsxbhoye8VguhWP5wdDq9T7o5J6CTRUXJZKcj+3aX0KMuc SDC/iRBKLeH+NpG1qpuW4jTX70F4oq5fHfFH0eoBuG9g0yuLrjVdek3vtuRobnbUas vQPCKr0+ESoW0QBrvJwMUoVC3Hvu+prFcmL1n1jM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732003AbfDARWh (ORCPT ); Mon, 1 Apr 2019 13:22:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:51852 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731336AbfDARWb (ORCPT ); Mon, 1 Apr 2019 13:22:31 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id ABE8A21903; Mon, 1 Apr 2019 17:22:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554139351; bh=8yEbENt3HIro9qgBd2wrVTaeMUAHRLsCxkQRUBzE2lI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1N9I32E0BwLkkxca5kFAz2dJOXU34KMkYVD/gAEbpZne3zI0nJjb6IAfG4srlcIqB Yd7XP67FPfFj+rPDhbYBki4LKBq8bFZlum1mK7Aga8eRkJaRXFtpWVT1oCgdjYt7uF ez+y4+AYsoNxO0OmHkXmpwrr4MkCpG0ixwUYnxN8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Diana Craciun , Michael Ellerman Subject: [PATCH 4.14 051/107] powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used Date: Mon, 1 Apr 2019 19:02:06 +0200 Message-Id: <20190401170050.436223136@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190401170045.246405031@linuxfoundation.org> References: <20190401170045.246405031@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Diana Craciun commit 3bc8ea8603ae4c1e09aca8de229ad38b8091fcb3 upstream. If the user choses not to use the mitigations, replace the code sequence with nops. Signed-off-by: Diana Craciun Signed-off-by: Michael Ellerman Signed-off-by: Greg Kroah-Hartman --- arch/powerpc/kernel/setup-common.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -938,6 +938,7 @@ void __init setup_arch(char **cmdline_p) ppc_md.setup_arch(); setup_barrier_nospec(); + setup_spectre_v2(); paging_init();