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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B7DBC433F5 for ; Tue, 12 Oct 2021 20:23:07 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B89B2603E8 for ; Tue, 12 Oct 2021 20:23:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org B89B2603E8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lwn.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 4086E6B006C; Tue, 12 Oct 2021 16:23:06 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3901A900002; Tue, 12 Oct 2021 16:23:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2584B6B0072; Tue, 12 Oct 2021 16:23:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0178.hostedemail.com [216.40.44.178]) by kanga.kvack.org (Postfix) with ESMTP id 135D26B006C for ; Tue, 12 Oct 2021 16:23:06 -0400 (EDT) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 937728249980 for ; Tue, 12 Oct 2021 20:23:05 +0000 (UTC) X-FDA: 78688909530.22.0FE1AC2 Received: from ms.lwn.net (ms.lwn.net [45.79.88.28]) by imf26.hostedemail.com (Postfix) with ESMTP id 4BE7920019C3 for ; Tue, 12 Oct 2021 20:23:05 +0000 (UTC) Received: from localhost (unknown [IPv6:2601:281:8300:104d::5f6]) (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 70101867; Tue, 12 Oct 2021 20:23:03 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 ms.lwn.net 70101867 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lwn.net; s=20201203; t=1634070183; bh=PhDRRDsbPgnqz354Ak81v6Z2JVw2XYiMO3GaAtKamAA=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=ZUC13kaJI2qTg6EA4kJjdIOd5hC1SwCjo2joucD4AVP6VuqOb5/7OfvzX286+onpe aJpnILxlFZl2KcfOndpF9C5Ggkyc4Lb502D8FTlk++YIMUrS6hnJYClT0Fw9W6mMcc KfP/hTUDBFciTMMDtVYTd+kjm8ppP6rKYAxNYPkvLnM3RS1j/vgo3zDj+83ISHZqv5 A0pGYS89nCb46qNU/7MObv4pRa8p1L4VQoesQqzYkMWy/+XHeDMLjiBBY9KHUqFOYc sN4xGavwjecHL6vYFO/weYCaFvIXWwdQVXPowxvVqq1G1x+bkm4/+Txy/S2qNGhydd Kw32xgx78XZXw== From: Jonathan Corbet To: Kees Cook , Andrew Morton Cc: Kees Cook , Matthew Wilcox , Stephen Rothwell , Joe Perches , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH] scripts: kernel-doc: Ignore __alloc_size() attribute In-Reply-To: <20211011180650.3603988-1-keescook@chromium.org> References: <20211011180650.3603988-1-keescook@chromium.org> Date: Tue, 12 Oct 2021 14:23:02 -0600 Message-ID: <87sfx6t2l5.fsf@meer.lwn.net> MIME-Version: 1.0 Content-Type: text/plain X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 4BE7920019C3 X-Stat-Signature: wfehb3jyne88mqdedezsm5mx4y7nthux Authentication-Results: imf26.hostedemail.com; dkim=pass header.d=lwn.net header.s=20201203 header.b=ZUC13kaJ; spf=pass (imf26.hostedemail.com: domain of corbet@lwn.net designates 45.79.88.28 as permitted sender) smtp.mailfrom=corbet@lwn.net; dmarc=none X-HE-Tag: 1634070185-503578 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: Kees Cook writes: > Fixes "Compiler Attributes: add __alloc_size() for better bounds checking" > so that the __alloc_size() macro is ignored for function prototypes when > generating kerndoc. Avoids warnings like: > > ./include/linux/slab.h:662: warning: Function parameter or member '1' not described in '__alloc_size' > ./include/linux/slab.h:662: warning: Function parameter or member '2' not described in '__alloc_size' > ./include/linux/slab.h:662: warning: expecting prototype for kcalloc(). Prototype was for __alloc_size() instead > > Suggested-by: Matthew Wilcox > Reported-by: Stephen Rothwell > Signed-off-by: Kees Cook > --- > scripts/kernel-doc | 1 + > 1 file changed, 1 insertion(+) Applied, thanks. jon