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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B7C5C43334 for ; Mon, 6 Jun 2022 16:10:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241608AbiFFQKr (ORCPT ); Mon, 6 Jun 2022 12:10:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241219AbiFFQK0 (ORCPT ); Mon, 6 Jun 2022 12:10:26 -0400 Received: from mail-pg1-x52e.google.com (mail-pg1-x52e.google.com [IPv6:2607:f8b0:4864:20::52e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 382DC1A7D1B for ; Mon, 6 Jun 2022 09:10:25 -0700 (PDT) Received: by mail-pg1-x52e.google.com with SMTP id d129so13251671pgc.9 for ; Mon, 06 Jun 2022 09:10:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=3RAHC5JpxAqYMofiRYRDeUYE27k98N5i2YcPubXjat4=; b=qxGV+xuO0d98iiZ1BaOG0oD9tF947wAI4he/SGgq0rGFu25xRcSFEzNCv/gAxEPz1n IkY5xGXGwy/GU4gNaXhYqzxTLGQgHsulAMLIFcPs4kRal4o1MgM4GEH5Ozytt8PzBkdD KUVSqqPE7fl1CsKMtIUXkCReYe1xbUEjpmMmrmYu3sU9hXwlj9dQxYCZc7zVTqbPVW4d n0untM3mRbQ+EwqLmiZGaLM8jsrXRGFvieNQRBE6y/VX4IW6K+pa2ivTE4wWvGRkiK7L QZBYTsyeyCnf41o7fQiojDpcz5xJzSBOanh5erBnYWaStL496IVhsFkB7RzhsT98CbMU NWwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3RAHC5JpxAqYMofiRYRDeUYE27k98N5i2YcPubXjat4=; b=qbc6hcJKvOzbLPE42Nks2MQ0zgbpk4A/Kgt7c/j7FzctxOeb9WRDLn7cFyqM4zbMRM shRDEDjlB+DtkHhgJXJCIJN402uhs3EO77j3NcQENdDo0wAssYQh/bAMg5hRKZGOVuxU SzG4+G+gU1EYvDyJwtOSbGYBG64edX+P/GIMhW6p3nR/ZJu3Eo67Xyz7YDMHPTVxKkjw LTL/vMsgdd5wiT8sI1ckOIawg0y3xY6ASaCEE2Hvv9tXyT3pDuUom+eSMg/DYnGDzqZv uh34jmD6uH6HoyRp/Hw1ZUX1GqD6eXxjQBxatdaYSeYW5wO1LJ4DOWOOvdxBv8Dg+yjG +fpA== X-Gm-Message-State: AOAM533OfiRyHQNxpdWgEoSlO2Ep4CWLueEk8RNpgZAln4gyK/u4GgWS 0r7Go8IesEeyfeQUkflBspTjvenAEPngpQ== X-Google-Smtp-Source: ABdhPJw7ZT4kMJrMO3N3KP+tNkrim+PiyAb4ySUFBvtJVg6uCGzk3lELtCooiarMsgCbV78bQJabzg== X-Received: by 2002:a63:f403:0:b0:3fc:e1c2:6a53 with SMTP id g3-20020a63f403000000b003fce1c26a53mr20441642pgi.302.1654531824750; Mon, 06 Jun 2022 09:10:24 -0700 (PDT) Received: from localhost.localdomain (li567-56.members.linode.com. [192.155.81.56]) by smtp.gmail.com with ESMTPSA id l63-20020a632542000000b003fc4001fd5fsm10777246pgl.10.2022.06.06.09.10.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Jun 2022 09:10:24 -0700 (PDT) From: Jeff Xie To: rostedt@goodmis.org Cc: mingo@redhat.com, mhiramat@kernel.org, zanussi@kernel.org, linux-kernel@vger.kernel.org, Jeff Xie Subject: [PATCH v12 3/4] trace/objtrace: Add testcases for objtrace Date: Tue, 7 Jun 2022 00:09:42 +0800 Message-Id: <20220606160943.663180-4-xiehuan09@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220606160943.663180-1-xiehuan09@gmail.com> References: <20220606160943.663180-1-xiehuan09@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a series of testcases to illustrate correct and incorrect usage of objtrace trigger. Signed-off-by: Jeff Xie --- .../ftrace/test.d/trigger/trigger-objtrace.tc | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/trigger/trigger-objtrace.tc diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-objtrace.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-objtrace.tc new file mode 100644 index 000000000000..d894442b6a30 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-objtrace.tc @@ -0,0 +1,41 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: event trigger - test objtrace-trigger +# requires: kprobe_events "objtrace":README + +fail() { #msg + echo $1 + exit_fail +} + +echo 'p bio_add_page arg1=$arg1 arg2=$arg2' > kprobe_events + +FEATURE=`grep objtrace events/kprobes/p_bio_add_page_0/trigger` +if [ -z "$FEATURE" ]; then + echo "objtrace trigger is not supported" + exit_unsupported +fi + +echo "Test objtrace trigger" +echo 'objtrace:add:arg1,0x28:u32:1 if comm == "cat"' > \ + events/kprobes/p_bio_add_page_0/trigger +if [ -z $? ]; then + fail "objtrace trigger syntax error" +fi + +echo "Test objtrace semantic errors" + +# Being lack of objtrace command +! echo 'objtrace:arg1,0x28:u32:1' > events/kprobes/p_bio_add_page_0/trigger +# Bad parameter name +! echo 'objtrace:add:argx:u32:1' > events/kprobes/p_bio_add_page_0/trigger +# The parameter existed on event +! echo 'objtrace:add:arg2:u32:1' > events/kprobes/p_bio_add_page_0/trigger + +echo "reset objtrace trigger" + +echo '!objtrace:add:arg1,0x28:u32' > \ + events/kprobes/p_bio_add_page_0/trigger +echo '-:p_bio_add_page_0' >> ./kprobe_events + +exit 0 -- 2.25.1