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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=no 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 74DE9CA9EC4 for ; Tue, 29 Oct 2019 08:00:37 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 41F472086A for ; Tue, 29 Oct 2019 08:00:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 41F472086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lwn.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D09E46B0005; Tue, 29 Oct 2019 04:00:36 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CBAEE6B0006; Tue, 29 Oct 2019 04:00:36 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BA94E6B0007; Tue, 29 Oct 2019 04:00:36 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0050.hostedemail.com [216.40.44.50]) by kanga.kvack.org (Postfix) with ESMTP id 924856B0005 for ; Tue, 29 Oct 2019 04:00:36 -0400 (EDT) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id 04710181AF5C6 for ; Tue, 29 Oct 2019 08:00:36 +0000 (UTC) X-FDA: 76096075272.26.juice67_52e203d78318 X-HE-Tag: juice67_52e203d78318 X-Filterd-Recvd-Size: 2074 Received: from ms.lwn.net (ms.lwn.net [45.79.88.28]) by imf34.hostedemail.com (Postfix) with ESMTP for ; Tue, 29 Oct 2019 08:00:35 +0000 (UTC) Received: from localhost.localdomain (localhost [127.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ms.lwn.net (Postfix) with ESMTPSA id 30A994FA; Tue, 29 Oct 2019 08:00:30 +0000 (UTC) Date: Tue, 29 Oct 2019 02:00:27 -0600 From: Jonathan Corbet To: Changbin Du Cc: Jani Nikula , linux-pci@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-crypto@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-wireless@vger.kernel.org, linux-fpga@vger.kernel.org, linux-usb@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Matthew Wilcox , Thomas Zimmermann Subject: Re: [PATCH v2] kernel-doc: rename the kernel-doc directive 'functions' to 'identifiers' Message-ID: <20191029020027.516a6bce@lwn.net> In-Reply-To: <20191029003120.llve32crfw63ovpw@mail.google.com> References: <20191020131717.28990-1-changbin.du@gmail.com> <20191024121940.1d6a64df@lwn.net> <87woctb9cj.fsf@intel.com> <20191025144802.uixg2crhw6h7gghq@mail.google.com> <87v9s99q9l.fsf@intel.com> <20191029003120.llve32crfw63ovpw@mail.google.com> Organization: LWN.net X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, 29 Oct 2019 08:31:22 +0800 Changbin Du wrote: > Here python is different from C. Both empty string and None are False i= n python. > Note such condition is common in python. Treating both as a False value is reasonably common. Treating them elsewhere in the same code block as separate values is less so; that's the part I would prefer to avoid. Thanks, jon