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,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 9BFA1C432C3 for ; Sat, 16 Nov 2019 16:03:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 643DA206C0 for ; Sat, 16 Nov 2019 16:03:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573920193; bh=G+bUnZIIGo0TF/ZYi61/DRntB0hbkjdnF5/2+ThSJ3w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=n/zjYGkN3H5WLiNkEMHLDPEi4EJ+UMWsuf5viSGL4mySf5xiMIpFxL+8K+IbPnezB cMkg8CwwtxOnMXNy9VU4HAfw5QEZLcr71oLf5ZUnwNuP4urqLywBzErnfAGF+jlc8V Pv2iqmHf7OJLkhsXnHmOZsoi7IBy2X3L4jFKUmNY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731576AbfKPQDM (ORCPT ); Sat, 16 Nov 2019 11:03:12 -0500 Received: from mail.kernel.org ([198.145.29.99]:32794 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730030AbfKPPwH (ORCPT ); Sat, 16 Nov 2019 10:52:07 -0500 Received: from sasha-vm.mshome.net (unknown [50.234.116.4]) (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 A1FB220857; Sat, 16 Nov 2019 15:52:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573919526; bh=G+bUnZIIGo0TF/ZYi61/DRntB0hbkjdnF5/2+ThSJ3w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kHVDNIYMKDr2AXNbQojkNnPx/jDrDByK78Zo9lvXIaDP2k6m+hqLmv62JOyeiGurm iGRUFdHiZmkkBe0eaO+2YbWf2OBRuOi0z60EScR4Ilmve+Ox8coroiEZ/Ap8kfiPIl TURmL51Mg0+kWdSrCJy3fu1HRJQLbQEr0+IK/Hf8= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Masami Hiramatsu , Shuah Khan , Sasha Levin , linux-kselftest@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 48/99] selftests/ftrace: Fix to test kprobe $comm arg only if available Date: Sat, 16 Nov 2019 10:50:11 -0500 Message-Id: <20191116155103.10971-48-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191116155103.10971-1-sashal@kernel.org> References: <20191116155103.10971-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Masami Hiramatsu [ Upstream commit 2452c96e617a0ff6fb2692e55217a3fa57a7322c ] Test $comm in kprobe-event argument syntax testcase only if it is supported on the kernel because $comm has been introduced 4.8 kernel. So on older stable kernel, it should be skipped. Signed-off-by: Masami Hiramatsu Signed-off-by: Shuah Khan (Samsung OSG) Signed-off-by: Sasha Levin --- .../selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc index 231bcd2c4eb59..1e7ac6f3362ff 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc @@ -71,8 +71,11 @@ test_badarg "\$stackp" "\$stack0+10" "\$stack1-10" echo "r ${PROBEFUNC} \$retval" > kprobe_events ! echo "p ${PROBEFUNC} \$retval" > kprobe_events +# $comm was introduced in 4.8, older kernels reject it. +if grep -A1 "fetcharg:" README | grep -q '\$comm' ; then : "Comm access" test_goodarg "\$comm" +fi : "Indirect memory access" test_goodarg "+0(${GOODREG})" "-0(${GOODREG})" "+10(\$stack)" \ -- 2.20.1