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=-8.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 A39A1C4CECF for ; Mon, 23 Sep 2019 15:48:35 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 79B992089F for ; Mon, 23 Sep 2019 15:48:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WDxDdSVt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 79B992089F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 05546202F4FF6; Mon, 23 Sep 2019 08:51:05 -0700 (PDT) Received-SPF: None (no SPF record) identity=mailfrom; client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=rdunlap@infradead.org; receiver=linux-nvdimm@lists.01.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id B8718202EF27C for ; Mon, 23 Sep 2019 08:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=M6naaO3eN2JtKgsodjGmbFEb7omduasR6eHtDOBj/YU=; b=WDxDdSVtxB4MQheuYDglZVo77 ITnMkIz7R+0s/TcK9u0iB564ZvSW2OG/lJv1lRwdjnxBatB+wSX35svuC1yd5Ea1AxQ52gRn6cmF2 /83K/HFVn4+skc/Wt6uGE+DwUbc77iTcslmEjK/CRAvgV+6YQUkzJbtlBrr5Q+8JJKlmrTyBq44/u TJiHeSIwQ3VM6J44S1d1yNryMKLsQ8iZf1OrD6FnYs6OHkND8aMMMkrLPNGm6nhYxiQsA6gnvmund vT7S7hcNSvEXvCDhPF31ee1v2WxWOnkGIihjEU+7pqNLhV5/Kty9KSYUOFACXDa3f7vCTTX3UOnh6 bZwx9NxQw==; Received: from [2601:1c0:6280:3f0::9a1f] by bombadil.infradead.org with esmtpsa (Exim 4.92.2 #3 (Red Hat Linux)) id 1iCQZ9-00063q-MO; Mon, 23 Sep 2019 15:47:55 +0000 Subject: Re: [PATCH v18 15/19] Documentation: kunit: add documentation for KUnit To: Brendan Higgins , frowand.list@gmail.com, gregkh@linuxfoundation.org, jpoimboe@redhat.com, keescook@google.com, kieran.bingham@ideasonboard.com, mcgrof@kernel.org, peterz@infradead.org, robh@kernel.org, sboyd@kernel.org, shuah@kernel.org, tytso@mit.edu, yamada.masahiro@socionext.com References: <20190923090249.127984-1-brendanhiggins@google.com> <20190923090249.127984-16-brendanhiggins@google.com> From: Randy Dunlap Message-ID: Date: Mon, 23 Sep 2019 08:47:53 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190923090249.127984-16-brendanhiggins@google.com> Content-Language: en-US X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pmladek@suse.com, linux-doc@vger.kernel.org, amir73il@gmail.com, dri-devel@lists.freedesktop.org, Alexander.Levin@microsoft.com, linux-kselftest@vger.kernel.org, linux-nvdimm@lists.01.org, khilman@baylibre.com, knut.omang@oracle.com, Felix Guo , wfg@linux.intel.com, joel@jms.id.au, rientjes@google.com, jdike@addtoit.com, dan.carpenter@oracle.com, devicetree@vger.kernel.org, linux-kbuild@vger.kernel.org, Tim.Bird@sony.com, linux-um@lists.infradead.org, rostedt@goodmis.org, julia.lawall@lip6.fr, kunit-dev@googlegroups.com, richard@nod.at, torvalds@linux-foundation.org, Jonathan Corbet , linux-kernel@vger.kernel.org, daniel@ffwll.ch, mpe@ellerman.id.au, linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" On 9/23/19 2:02 AM, Brendan Higgins wrote: > Add documentation for KUnit, the Linux kernel unit testing framework. > - Add intro and usage guide for KUnit > - Add API reference > > Signed-off-by: Felix Guo > Signed-off-by: Brendan Higgins > Cc: Jonathan Corbet > Reviewed-by: Greg Kroah-Hartman > Reviewed-by: Logan Gunthorpe > Reviewed-by: Stephen Boyd > --- > Documentation/dev-tools/index.rst | 1 + > Documentation/dev-tools/kunit/api/index.rst | 16 + > Documentation/dev-tools/kunit/api/test.rst | 11 + > Documentation/dev-tools/kunit/faq.rst | 62 +++ > Documentation/dev-tools/kunit/index.rst | 79 +++ > Documentation/dev-tools/kunit/start.rst | 180 ++++++ > Documentation/dev-tools/kunit/usage.rst | 576 ++++++++++++++++++++ > 7 files changed, 925 insertions(+) > create mode 100644 Documentation/dev-tools/kunit/api/index.rst > create mode 100644 Documentation/dev-tools/kunit/api/test.rst > create mode 100644 Documentation/dev-tools/kunit/faq.rst > create mode 100644 Documentation/dev-tools/kunit/index.rst > create mode 100644 Documentation/dev-tools/kunit/start.rst > create mode 100644 Documentation/dev-tools/kunit/usage.rst > diff --git a/Documentation/dev-tools/kunit/start.rst b/Documentation/dev-tools/kunit/start.rst > new file mode 100644 > index 000000000000..6dc229e46bb3 > --- /dev/null > +++ b/Documentation/dev-tools/kunit/start.rst > @@ -0,0 +1,180 @@ > +.. SPDX-License-Identifier: GPL-2.0 > + > +=============== > +Getting Started > +=============== > + > +Installing dependencies > +======================= > +KUnit has the same dependencies as the Linux kernel. As long as you can build > +the kernel, you can run KUnit. > + > +KUnit Wrapper > +============= > +Included with KUnit is a simple Python wrapper that helps format the output to > +easily use and read KUnit output. It handles building and running the kernel, as > +well as formatting the output. > + > +The wrapper can be run with: > + > +.. code-block:: bash > + > + ./tools/testing/kunit/kunit.py run > + > +Creating a kunitconfig > +====================== > +The Python script is a thin wrapper around Kbuild as such, it needs to be around Kbuild. As such, > +configured with a ``kunitconfig`` file. This file essentially contains the > +regular Kernel config, with the specific test targets as well. > + > +.. code-block:: bash > + > + git clone -b master https://kunit.googlesource.com/kunitconfig $PATH_TO_KUNITCONFIG_REPO > + cd $PATH_TO_LINUX_REPO > + ln -s $PATH_TO_KUNIT_CONFIG_REPO/kunitconfig kunitconfig > + > +You may want to add kunitconfig to your local gitignore. > + > +Verifying KUnit Works > +--------------------- > + > +To make sure that everything is set up correctly, simply invoke the Python > +wrapper from your kernel repo: > + > +.. code-block:: bash > + > + ./tools/testing/kunit/kunit.py > + > +.. note:: > + You may want to run ``make mrproper`` first. I normally use O=builddir when building kernels. Does this support using O=builddir ? > + > +If everything worked correctly, you should see the following: > + > +.. code-block:: bash > + > + Generating .config ... > + Building KUnit Kernel ... > + Starting KUnit Kernel ... > + > +followed by a list of tests that are run. All of them should be passing. > + > +.. note:: > + Because it is building a lot of sources for the first time, the ``Building > + kunit kernel`` step may take a while. > + > +Writing your first test > +======================= [snip] > diff --git a/Documentation/dev-tools/kunit/usage.rst b/Documentation/dev-tools/kunit/usage.rst > new file mode 100644 > index 000000000000..c6e69634e274 > --- /dev/null > +++ b/Documentation/dev-tools/kunit/usage.rst TBD... -- ~Randy _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm