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=-2.6 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, 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 8538CC5CFEB for ; Wed, 11 Jul 2018 11:30:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 35CED208FA for ; Wed, 11 Jul 2018 11:30:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=8bytes.org header.i=@8bytes.org header.b="NaSDi5tD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 35CED208FA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733088AbeGKLeQ (ORCPT ); Wed, 11 Jul 2018 07:34:16 -0400 Received: from 8bytes.org ([81.169.241.247]:37802 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733074AbeGKLeP (ORCPT ); Wed, 11 Jul 2018 07:34:15 -0400 Received: by theia.8bytes.org (Postfix, from userid 1000) id 4C9C4309B; Wed, 11 Jul 2018 13:30:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=8bytes.org; s=mail-1; t=1531308608; bh=8glzuKAs23d7wHuOZFiXc3kocfypfj5+orC4WHMKs0Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NaSDi5tDLQjuoBL8dPwdvWtLH1GtJHWq9bYXBE/YSUFtZmrq5n4R3wu74/67PDTIv tPLrL4/OArbUWCtD4HYxZ77V3+q8OB31mUnlzG9WalXnu5BbVSi/c+DGFZUgJVDQXs mWqw4iBybSItLopyFfynRg2LOlq+hjJoXJe0r+CTKY6sLtT691LuIwNpuM1v6OjHeD 3OOHduIZN0OFFZkJlsqBfUcQwV+6TJLdVw3mx+ZRR49hESLUusQT5kvc8nXln3e3nG bFgeQLkOkilYogIYwd7ftsG6Do1vtqQYHzomxC3yHtZsjuqaNIwm5luPk6n5wu44jQ ULdnVaBFABI9A== From: Joerg Roedel To: Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" Cc: x86@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Linus Torvalds , Andy Lutomirski , Dave Hansen , Josh Poimboeuf , Juergen Gross , Peter Zijlstra , Borislav Petkov , Jiri Kosina , Boris Ostrovsky , Brian Gerst , David Laight , Denys Vlasenko , Eduardo Valentin , Greg KH , Will Deacon , aliguori@amazon.com, daniel.gruss@iaik.tugraz.at, hughd@google.com, keescook@google.com, Andrea Arcangeli , Waiman Long , Pavel Machek , "David H . Gutteridge" , jroedel@suse.de, joro@8bytes.org Subject: [PATCH 37/39] x86/pti: Allow CONFIG_PAGE_TABLE_ISOLATION for x86_32 Date: Wed, 11 Jul 2018 13:29:44 +0200 Message-Id: <1531308586-29340-38-git-send-email-joro@8bytes.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1531308586-29340-1-git-send-email-joro@8bytes.org> References: <1531308586-29340-1-git-send-email-joro@8bytes.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joerg Roedel Allow PTI to be compiled on x86_32. Signed-off-by: Joerg Roedel --- security/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/security/Kconfig b/security/Kconfig index c430206..afa91c6 100644 --- a/security/Kconfig +++ b/security/Kconfig @@ -57,7 +57,7 @@ config SECURITY_NETWORK config PAGE_TABLE_ISOLATION bool "Remove the kernel mapping in user mode" default y - depends on X86_64 && !UML + depends on X86 && !UML help This feature reduces the number of hardware side channels by ensuring that the majority of kernel addresses are not mapped -- 2.7.4