From patchwork Fri Jan 31 06:16:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11359333 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E84D914D5 for ; Fri, 31 Jan 2020 06:16:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B5AD52465B for ; Fri, 31 Jan 2020 06:16:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="lS8IX7lO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B5AD52465B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 1EDA66B0587; Fri, 31 Jan 2020 01:16:49 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 19A3D6B0589; Fri, 31 Jan 2020 01:16:49 -0500 (EST) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0B0D36B058A; Fri, 31 Jan 2020 01:16:49 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0122.hostedemail.com [216.40.44.122]) by kanga.kvack.org (Postfix) with ESMTP id E1D556B0587 for ; Fri, 31 Jan 2020 01:16:48 -0500 (EST) Received: from smtpin05.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 9A3694DBF for ; Fri, 31 Jan 2020 06:16:48 +0000 (UTC) X-FDA: 76436920896.05.dad18_3b6d093d65806 X-Spam-Summary: 2,0,0,5db07f8ea37758e3,d41d8cd98f00b204,akpm@linux-foundation.org,:akpm@linux-foundation.org:allison@lohutok.net:joe@perches.com::mm-commits@vger.kernel.org:tglx@linutronix.de:torvalds@linux-foundation.org:vilhelm.gray@gmail.com:yury.norov@gmail.com,RULES_HIT:41:355:379:800:960:967:973:988:989:1260:1263:1345:1359:1381:1431:1437:1534:1541:1711:1730:1747:1777:1792:2393:2525:2553:2559:2563:2682:2685:2859:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3352:3865:3866:3868:3871:3872:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4250:4321:4605:5007:6119:6261:6653:7514:7576:7903:8599:8603:9025:9545:10004:10913:11026:11658:11914:12043:12048:12297:12517:12519:12555:12679:12783:12986:13069:13311:13357:13846:14181:14384:14721:14849:21063:21080:21324:21433:21451:21627:21939:30054:30090,0,RBL:error,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:2,LUA_SUMMARY:non e X-HE-Tag: dad18_3b6d093d65806 X-Filterd-Recvd-Size: 2785 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf49.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jan 2020 06:16:48 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5C8B92467B; Fri, 31 Jan 2020 06:16:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580451407; bh=PEtCS7BGMXwDRKz6TS15g4C8eqo8rSvRsV4/Zb/vc8s=; h=Date:From:To:Subject:In-Reply-To:From; b=lS8IX7lOBTzaM16RbLE5FqAzHYUh/ZATpfmGCTyaKt4smsRfdDSySDSVbfJK4VHsR pOO9SlVGuHkgU+tOyqrXfNAajfrfx/EIepttFJVLchRwUrh5BWpExnPhND3lMnZvkR hD/8JrrgHOkQZwF9gFl6i8DAZDUboPRkNYp3OgbQ= Date: Thu, 30 Jan 2020 22:16:47 -0800 From: Andrew Morton To: akpm@linux-foundation.org, allison@lohutok.net, joe@perches.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, tglx@linutronix.de, torvalds@linux-foundation.org, vilhelm.gray@gmail.com, yury.norov@gmail.com Subject: [patch 102/118] lib/find_bit.c: uninline helper _find_next_bit() Message-ID: <20200131061647.eUs4jHkcZ%akpm@linux-foundation.org> In-Reply-To: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> User-Agent: s-nail v14.8.16 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: From: Yury Norov Subject: lib/find_bit.c: uninline helper _find_next_bit() It saves 25% of .text for arm64, and more for BE architectures. Before: $ size lib/find_bit.o text data bss dec hex filename 1012 56 0 1068 42c lib/find_bit.o After: $ size lib/find_bit.o text data bss dec hex filename 776 56 0 832 340 lib/find_bit.o Link: http://lkml.kernel.org/r/20200103202846.21616-3-yury.norov@gmail.com Signed-off-by: Yury Norov Cc: Thomas Gleixner Cc: Allison Randal Cc: William Breathitt Gray Cc: Joe Perches Signed-off-by: Andrew Morton --- lib/find_bit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/lib/find_bit.c~lib-find_bitc-uninline-helper-_find_next_bit +++ a/lib/find_bit.c @@ -27,7 +27,7 @@ * searching it for one bits. * - The optional "addr2", which is anded with "addr1" if present. */ -static inline unsigned long _find_next_bit(const unsigned long *addr1, +static unsigned long _find_next_bit(const unsigned long *addr1, const unsigned long *addr2, unsigned long nbits, unsigned long start, unsigned long invert, unsigned long le) {