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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 2C42CC433DF for ; Wed, 5 Aug 2020 00:11:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0E022206DA for ; Wed, 5 Aug 2020 00:11:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596586272; bh=meQTT1s1Rrlo1gj4g9dJYjkI+GuEn89kJWoTpmyaJRs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Pbpc/NXHL/yjTkYbLvGVu16uqPXLtwem9nv4+Re5AEuku2PGsEDBeSB1Qvsdc9W1O rFNr4l02agBXp58UQvfigQUqOqtidGU7pez966sZHr1dMgoAiSEbui9w0PORWFhF5Y UHyPMgI2ll8aMQYqxunIwDwdNuG0VPvKehgPivgs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728228AbgHEALK (ORCPT ); Tue, 4 Aug 2020 20:11:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:47172 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728057AbgHEAK4 (ORCPT ); Tue, 4 Aug 2020 20:10:56 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E9EB822D03; Wed, 5 Aug 2020 00:10:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596586256; bh=meQTT1s1Rrlo1gj4g9dJYjkI+GuEn89kJWoTpmyaJRs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TGPfQHY1V4U4rXtTqTL9KFlQmcGAsnCKSGeTMiT3r0ybdyDTBavaegLzSd1lvYgSE iVT6ENmrFD3rOaZzXbIm1VuhtD8ssIzWsuSy4IGqsdOVYTgGNpMKBQc+esigwanpAE WolcQONyCSvr8Y8o5gGvWxw0IWA1LnBmsJ9vefK0= From: Sasha Levin To: torvalds@linux-foundation.org Cc: mingo@kernel.org, peterz@infradead.org, linux-kernel@vger.kernel.org, Sasha Levin Subject: [PATCH v4 12/14] tools/kernel.h: hide noinstr Date: Tue, 4 Aug 2020 20:10:41 -0400 Message-Id: <20200805001043.3331907-13-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200805001043.3331907-1-sashal@kernel.org> References: <20200805001043.3331907-1-sashal@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After 655389666643 ("vmlinux.lds.h: Create section for protection against instrumentation") we need to ignore "noinstr" in userspace. Signed-off-by: Sasha Levin --- tools/include/linux/kernel.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/include/linux/kernel.h b/tools/include/linux/kernel.h index 5ac493eef4237..39fcbb144a34a 100644 --- a/tools/include/linux/kernel.h +++ b/tools/include/linux/kernel.h @@ -126,4 +126,6 @@ static __maybe_unused int system_state; #define in_nmi() 0 +#define noinstr + #endif -- 2.25.1