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=-10.1 required=3.0 tests=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 8C679C433DF for ; Fri, 26 Jun 2020 17:24:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5ACB02065F for ; Fri, 26 Jun 2020 17:24:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593192278; bh=P5ZTgqOEqubrFlz1VMbmsQWDYNF2ojtgUJjGOh04Vgw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tswtuyLoSVG/FnLliqai/oZdinptFVxnWr5ht7DAqQUT9CUZzHAeLEsQjKi5OJBde WaDidCv5ED6y7DQCRNh+Z/mhbiOp/5pM/AGFSZ3IFkmGWKz7J0kL5bTTq9Kf+uYFxJ oB42BbFq+EZUwzBsMzYmSplSQdRLkuP+qTgbqtK8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726936AbgFZRYh (ORCPT ); Fri, 26 Jun 2020 13:24:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:40868 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725793AbgFZRYd (ORCPT ); Fri, 26 Jun 2020 13:24:33 -0400 Received: from localhost (c-67-180-165-146.hsd1.ca.comcast.net [67.180.165.146]) (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 B2F8820707; Fri, 26 Jun 2020 17:24:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593192272; bh=P5ZTgqOEqubrFlz1VMbmsQWDYNF2ojtgUJjGOh04Vgw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lM7mhqWAbXUC3kPS+46Sy280d2hWzjp7mKx+Z2SZ5j00YHewQHXFhgNLmyvDlkOVZ NRyi2OkCXaDkXkUQ5PN6ZgqQtYohsJrLd6NlhrkXlGthriEIeaY4e6sTyuwxNEDYUn HuuT90Z89c+lZpRjooo53G41xLca4CFzKvk/v+AA= From: Andy Lutomirski To: x86@kernel.org Cc: Sasha Levin , linux-kernel@vger.kernel.org, Andrew Cooper , Juergen Gross , Andy Lutomirski Subject: [PATCH fsgsbase v2 1/4] selftests/x86/fsgsbase: Fix a comment in the ptrace_write_gsbase test Date: Fri, 26 Jun 2020 10:24:27 -0700 Message-Id: <901034a91a40169ec84f1f699ea86704dff762e4.1593192140.git.luto@kernel.org> X-Mailer: git-send-email 2.25.4 In-Reply-To: References: 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 A comment was unclear. Fix it. Fixes: 5e7ec8578fa3 ("selftests/x86/fsgsbase: Test ptracer-induced GS base write with FSGSBASE") Signed-off-by: Andy Lutomirski --- tools/testing/selftests/x86/fsgsbase.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/x86/fsgsbase.c b/tools/testing/selftests/x86/fsgsbase.c index 9a4349813a30..f47495d2f070 100644 --- a/tools/testing/selftests/x86/fsgsbase.c +++ b/tools/testing/selftests/x86/fsgsbase.c @@ -498,7 +498,8 @@ static void test_ptrace_write_gsbase(void) * base would zero the selector. On newer kernels, * this behavior has changed -- poking the base * changes only the base and, if FSGSBASE is not - * available, this may not effect. + * available, this may have no effect once the tracee + * is resumed. */ if (gs == 0) printf("\tNote: this is expected behavior on older kernels.\n"); -- 2.25.4