From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-10.1 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FSL_HELO_FAKE,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_NONE, USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 535317D2F0 for ; Mon, 12 Aug 2019 23:33:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726498AbfHLXdn (ORCPT ); Mon, 12 Aug 2019 19:33:43 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:33761 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726236AbfHLXdn (ORCPT ); Mon, 12 Aug 2019 19:33:43 -0400 Received: by mail-pf1-f196.google.com with SMTP id g2so50495164pfq.0 for ; Mon, 12 Aug 2019 16:33:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=LTfhhIMEVWBJ1fQ8dSU/yBqkpCSWczjteIKFZOpbLX8=; b=c9dOYm8jUrYmRfI5dEYJE2Wdnda5vlKFp8TRu/bv1paeS5Nb3I93x9HcYZ5ednOIno wGUiE4FUkpp0oe3pnvKv6pG5E0pSyHTSelc+rec86VL0eKpaX1nLvJb20gWSbR51tasf pgzzqgph/ELjX9q8SLyXYbEtVD5OMe2Bv9/Yd1k25uiMzejzz4xG8apO6djfJpMz8vcn XxJ7D8O/Gc8sfv/yWGdO+KIi2sqttmFcaUq9dKaYH8/xsyQWTJSFN1Jmxc4txyx4aB+z WGBS3gigW8iS9W0dFVg6j9MrUrNTENxkLxw6lLoD3AWXnMP8qmgG1uCcjQTNKLdPM7ys zaWQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=LTfhhIMEVWBJ1fQ8dSU/yBqkpCSWczjteIKFZOpbLX8=; b=uiChcf20rDrZpl+MXWw/cyCoNmxrDjRk5yJoLUZmHvpkBmycqJD6X8iHlV7ZAu+pCz +AqSWYJLTX91k1s6lkJCuCV4U/qSwy1cagoGHnHvsGP0WKAz2BI0eWAdruI4lzzH4nOd B91ldsKzhRMWmE8kGqoaqgjy1Yh2ngFsh6Tud2OCL4YtPyuydGfxBZXMvF0tnmzQ6I3m o28vY3H+a/tb3Ypj25uRjsiKhUVswBM5QDL5CkzTZDbKxcLyP1fNfiYCPQl97FyNoemD pbMVwRJYyDKUv4uk9YNsJndSeUZLLlUbJ12mR6seerANkQRyVwBIepyxwJMbhgnP81PY CNiw== X-Gm-Message-State: APjAAAWuve5I9Qzsn79tw6iqE2OczrA8ImYDdTXTR1h1hATDdvfAKb1X 4aORga1brNHvzLzCSO0YRSbpTg== X-Google-Smtp-Source: APXvYqxcDoap4N3EkfxGt7+4TrFgEHcuwub7I5n6cGzvsvHggQpTuDBEDm80K9tY5UT8aKNLpSv+9A== X-Received: by 2002:a63:2a08:: with SMTP id q8mr31927403pgq.415.1565652822096; Mon, 12 Aug 2019 16:33:42 -0700 (PDT) Received: from google.com ([2620:15c:2cb:1:e90c:8e54:c2b4:29e7]) by smtp.gmail.com with ESMTPSA id j187sm13658683pfg.178.2019.08.12.16.33.40 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 12 Aug 2019 16:33:41 -0700 (PDT) Date: Mon, 12 Aug 2019 16:33:36 -0700 From: Brendan Higgins To: Stephen Boyd Cc: 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, shuah@kernel.org, tytso@mit.edu, yamada.masahiro@socionext.com, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-nvdimm@lists.01.org, linux-um@lists.infradead.org, Alexander.Levin@microsoft.com, Tim.Bird@sony.com, amir73il@gmail.com, dan.carpenter@oracle.com, daniel@ffwll.ch, jdike@addtoit.com, joel@jms.id.au, julia.lawall@lip6.fr, khilman@baylibre.com, knut.omang@oracle.com, logang@deltatee.com, mpe@ellerman.id.au, pmladek@suse.com, rdunlap@infradead.org, richard@nod.at, rientjes@google.com, rostedt@goodmis.org, wfg@linux.intel.com Subject: Re: [PATCH v12 03/18] kunit: test: add string_stream a std::stream like string builder Message-ID: <20190812233336.GA224410@google.com> References: <20190812182421.141150-1-brendanhiggins@google.com> <20190812182421.141150-4-brendanhiggins@google.com> <20190812225520.5A67C206A2@mail.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190812225520.5A67C206A2@mail.kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Mon, Aug 12, 2019 at 03:55:19PM -0700, Stephen Boyd wrote: > Quoting Brendan Higgins (2019-08-12 11:24:06) > > +void string_stream_clear(struct string_stream *stream) > > +{ > > + struct string_stream_fragment *frag_container, *frag_container_safe; > > + > > + spin_lock(&stream->lock); > > + list_for_each_entry_safe(frag_container, > > + frag_container_safe, > > + &stream->fragments, > > + node) { > > + list_del(&frag_container->node); > > Shouldn't we free the allocation here? Otherwise, if some test is going > to add, add, clear, add, it's going to leak until the test is over? So basically this means I should add a kunit_kfree and kunit_resource_destroy (respective equivalents to devm_kfree, and devres_destroy) and use kunit_kfree here? > > + } > > + stream->length = 0; > > + spin_unlock(&stream->lock); > > +} > > +