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 0BB1EC7EE23 for ; Wed, 24 May 2023 14:17:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235805AbjEXOR0 (ORCPT ); Wed, 24 May 2023 10:17:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235269AbjEXORZ (ORCPT ); Wed, 24 May 2023 10:17:25 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B6AE119; Wed, 24 May 2023 07:17:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=swi01WUviSklMqidhqj5YrNHKiI8dOtJTzSmIt7zpos=; b=B2AHYaD6o5ODxeB/V4LaL/Ra35 R3sFANQ8pzWNBQpBISJXI7qInCwRzRd0TtNojhAt36sX/ARugssO9I2q59DDz0cG+K5O7tg4Na2jG VWwgbodgo4M7j+tm1x6nx5jwlELdHqbOzNrIN8wIc2OiivkwZ7BFIdp7V2mB/vkZEK6Tsu9R96ZSa SKqeqhs3sn46D6LXR2qD3bExMmyN3B91aTdq/+tdTuwZqdGgefm3GA3s6/6l9rLFz4IaiE1f/tjMM utHx+LJU3hPxHKGsvRaZbD++FYNJ2hzEh8/Ek0r2ivDXaSDh0qmMpi/07pIZR8XcGlhhpCHK9i61R iFvTUKgg==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.96 #2 (Red Hat Linux)) id 1q1pIk-00500q-1z; Wed, 24 May 2023 14:17:18 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id E65A63002C5; Wed, 24 May 2023 16:17:17 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id C6333200C8D22; Wed, 24 May 2023 16:17:17 +0200 (CEST) Date: Wed, 24 May 2023 16:17:17 +0200 From: Peter Zijlstra To: Mark Rutland Cc: linux-kernel@vger.kernel.org, akiyks@gmail.com, boqun.feng@gmail.com, corbet@lwn.net, keescook@chromium.org, linux-arch@vger.kernel.org, linux@armlinux.org.uk, linux-doc@vger.kernel.org, paulmck@kernel.org, sstabellini@kernel.org, will@kernel.org Subject: Re: [PATCH 24/26] locking/atomic: scripts: generate kerneldoc comments Message-ID: <20230524141717.GM4253@hirez.programming.kicks-ass.net> References: <20230522122429.1915021-1-mark.rutland@arm.com> <20230522122429.1915021-25-mark.rutland@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230522122429.1915021-25-mark.rutland@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Mon, May 22, 2023 at 01:24:27PM +0100, Mark Rutland wrote: > include/linux/atomic/atomic-arch-fallback.h | 1848 +++++++++++- > include/linux/atomic/atomic-instrumented.h | 2771 +++++++++++++++++- > include/linux/atomic/atomic-long.h | 925 +++++- > 29 files changed, 5940 insertions(+), 7 deletions(-) So my biggest concern with all this is 5k+ lines of comments that GCC has to read and discard over and over and over. I'll see if I can measure a difference in compile time before and after this here patch.