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=-16.1 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,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 1B539C43464 for ; Fri, 18 Sep 2020 02:39:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D517123772 for ; Fri, 18 Sep 2020 02:39:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600396761; bh=R+FcVsk4idUsCIqnF7xfPVNJV0Y4c5vyctAqVvnmUIM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=CJpwQ5KKiED2eQBMqg579tWQo4Aimb4fD5ALQiajp30IBxjqrCATRihcGZqz4cITq 6d4NB/xY38t7eIcsmRWYm/bvjSfp5t5qVIx4FtubMRUPYwcjS/PlURCSf0Z/UFeA1G w1aOb7B92zL0Qde4/AYUTNL4JakwX+VUU5l/kdCQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728746AbgIRCjB (ORCPT ); Thu, 17 Sep 2020 22:39:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:38354 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728743AbgIRCMK (ORCPT ); Thu, 17 Sep 2020 22:12:10 -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 B1319208E4; Fri, 18 Sep 2020 02:12:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600395130; bh=R+FcVsk4idUsCIqnF7xfPVNJV0Y4c5vyctAqVvnmUIM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oVz1Iq8H7TP2zQe4IVm6ZK7yfjeGfTnvQ1T2ycaDJWqwAtwakEvtIPCwITdLNgp4V sbKcDbIdLQfJacR2rRtgANAH9DERXgJ9mhilC2tO8//cOoJ6KSh+dVSWtUw3t3lYL2 UPbjtccjyLn5oZSY0WRsqgRSAHiW9AZ+oPdl+Afc= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Andy Lutomirski , Thomas Gleixner , Sasha Levin , linux-api@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 200/206] selftests/x86/syscall_nt: Clear weird flags after each test Date: Thu, 17 Sep 2020 22:07:56 -0400 Message-Id: <20200918020802.2065198-200-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200918020802.2065198-1-sashal@kernel.org> References: <20200918020802.2065198-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-api@vger.kernel.org From: Andy Lutomirski [ Upstream commit a61fa2799ef9bf6c4f54cf7295036577cececc72 ] Clear the weird flags before logging to improve strace output -- logging results while, say, TF is set does no one any favors. Signed-off-by: Andy Lutomirski Signed-off-by: Thomas Gleixner Link: https://lkml.kernel.org/r/907bfa5a42d4475b8245e18b67a04b13ca51ffdb.1593191971.git.luto@kernel.org Signed-off-by: Sasha Levin --- tools/testing/selftests/x86/syscall_nt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/x86/syscall_nt.c b/tools/testing/selftests/x86/syscall_nt.c index 43fcab367fb0a..74e6b3fc2d09e 100644 --- a/tools/testing/selftests/x86/syscall_nt.c +++ b/tools/testing/selftests/x86/syscall_nt.c @@ -67,6 +67,7 @@ static void do_it(unsigned long extraflags) set_eflags(get_eflags() | extraflags); syscall(SYS_getpid); flags = get_eflags(); + set_eflags(X86_EFLAGS_IF | X86_EFLAGS_FIXED); if ((flags & extraflags) == extraflags) { printf("[OK]\tThe syscall worked and flags are still set\n"); } else { -- 2.25.1