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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 449B3C433ED for ; Fri, 30 Apr 2021 06:01:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 296E261450 for ; Fri, 30 Apr 2021 06:01:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229591AbhD3GCp (ORCPT ); Fri, 30 Apr 2021 02:02:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:55894 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230182AbhD3GCo (ORCPT ); Fri, 30 Apr 2021 02:02:44 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 86BAF61456; Fri, 30 Apr 2021 06:01:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1619762516; bh=wJ2FWhHuwsDlzar8QiocjGEI4MxdA12Co28pz+6RTOo=; h=Date:From:To:Subject:In-Reply-To:From; b=XcfP0iliaP8Mzuz1MY//GT4ySWEOWJYs4SLMzWnGqaIbQLont3FRj943iLVtlmKBS TtUKWHvETZ4ph0OrKB3rNpOnf4je5I768tdk4C2nmDtLjA9L/rzgalRIDSqNBuleYi jCxoGISG98N9fSUUaL7oXHCsKQfehq1hpr5HyzkI= Date: Thu, 29 Apr 2021 23:01:55 -0700 From: Andrew Morton To: akpm@linux-foundation.org, alexander.duyck@gmail.com, alobakin@pm.me, brouer@redhat.com, chuck.lever@oracle.com, davem@davemloft.net, hch@infradead.org, ilias.apalodimas@linaro.org, linux-mm@kvack.org, mgorman@techsingularity.net, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, vbabka@suse.cz, willy@infradead.org Subject: [patch 170/178] mm/page_alloc: inline __rmqueue_pcplist Message-ID: <20210430060155.8Nx4d1A9w%akpm@linux-foundation.org> In-Reply-To: <20210429225251.02b6386d21b69255b4f6c163@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Jesper Dangaard Brouer Subject: mm/page_alloc: inline __rmqueue_pcplist When __alloc_pages_bulk() got introduced two callers of __rmqueue_pcplist exist and the compiler chooses to not inline this function. ./scripts/bloat-o-meter vmlinux-before vmlinux-inline__rmqueue_pcplist add/remove: 0/1 grow/shrink: 2/0 up/down: 164/-125 (39) Function old new delta rmqueue 2197 2296 +99 __alloc_pages_bulk 1921 1986 +65 __rmqueue_pcplist 125 - -125 Total: Before=19374127, After=19374166, chg +0.00% modprobe page_bench04_bulk loops=$((10**7)) Type:time_bulk_page_alloc_free_array - Per elem: 106 cycles(tsc) 29.595 ns (step:64) - (measurement period time:0.295955434 sec time_interval:295955434) - (invoke count:10000000 tsc_interval:1065447105) Before: - Per elem: 110 cycles(tsc) 30.633 ns (step:64) Link: https://lkml.kernel.org/r/20210325114228.27719-6-mgorman@techsingularity.net Signed-off-by: Jesper Dangaard Brouer Signed-off-by: Mel Gorman Reviewed-by: Alexander Lobakin Acked-by: Vlastimil Babka Cc: Alexander Duyck Cc: Christoph Hellwig Cc: Chuck Lever Cc: David Miller Cc: Ilias Apalodimas Cc: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/page_alloc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/mm/page_alloc.c~mm-page_alloc-inline-__rmqueue_pcplist +++ a/mm/page_alloc.c @@ -3456,7 +3456,8 @@ static inline void zone_statistics(struc } /* Remove page from the per-cpu list, caller must protect the list */ -static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype, +static inline +struct page *__rmqueue_pcplist(struct zone *zone, int migratetype, unsigned int alloc_flags, struct per_cpu_pages *pcp, struct list_head *list) _