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=-13.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, USER_AGENT_GIT autolearn=ham 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 3801BC433ED for ; Wed, 31 Mar 2021 18:53:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id DE5EB61006 for ; Wed, 31 Mar 2021 18:53:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DE5EB61006 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 7C6A06B00A6; Wed, 31 Mar 2021 14:53:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7764C6B00A7; Wed, 31 Mar 2021 14:53:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 63F356B00A8; Wed, 31 Mar 2021 14:53:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0063.hostedemail.com [216.40.44.63]) by kanga.kvack.org (Postfix) with ESMTP id 46E4C6B00A6 for ; Wed, 31 Mar 2021 14:53:46 -0400 (EDT) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 0F0CF8249980 for ; Wed, 31 Mar 2021 18:53:46 +0000 (UTC) X-FDA: 77981068452.13.D3D0A53 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf22.hostedemail.com (Postfix) with ESMTP id 79580C0007C9 for ; Wed, 31 Mar 2021 18:53:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=JlA5ruehMK2CGaD5kFtLsiXzEiTkhGCnUfrLrdzu4T4=; b=h62Jc82oYIW/XhdBlBMPDnQPLh HkYeoNsCstVcsRipVE3njmaVhyTag8LvQpH143BEYNCf6iidjZOMjKBo1zEksv0wEKp9hFywdestY LvpsYXKpQ1nXd2EHU8SX6pDcTa1G0+Xrs0mEkq6t0U8m1v8D8bbp+IBv3EJgGhfgVTBaFvKXkdcTS X6AF7wiSI/OCg7Xr60kEJSarOkDCeIoUwpF8fYZZKH9yT818+o+t9o5XAyEhPBsOS/FTRq4U9NtbZ 8f1w/h3BBoecV2vsnHd1VxdIfbzCjPaF2adlfNen68nGRPlZLRfsBsKHl+1K9M6VbrAHJzQPi5dqE w1imIeYg==; Received: from willy by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lRfxm-004zcv-9W; Wed, 31 Mar 2021 18:53:21 +0000 From: "Matthew Wilcox (Oracle)" To: linux-mm@kvack.org Cc: "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-cachefs@redhat.com, linux-afs@lists.infradead.org Subject: [PATCH v6 15/27] mm/memcg: Add folio wrappers for various functions Date: Wed, 31 Mar 2021 19:47:16 +0100 Message-Id: <20210331184728.1188084-16-willy@infradead.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210331184728.1188084-1-willy@infradead.org> References: <20210331184728.1188084-1-willy@infradead.org> MIME-Version: 1.0 X-Rspamd-Queue-Id: 79580C0007C9 X-Stat-Signature: eboipnq5cedqcsn3mf5n6nzzr391mdki X-Rspamd-Server: rspam02 Received-SPF: none (infradead.org>: No applicable sender policy available) receiver=imf22; identity=mailfrom; envelope-from=""; helo=casper.infradead.org; client-ip=90.155.50.34 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1617216825-297364 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: Add new wrapper functions folio_memcg(), lock_folio_memcg(), unlock_folio_memcg(), mem_cgroup_folio_lruvec() and count_memcg_folio_event() Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/memcontrol.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 0e8907957227..d8027831a681 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -456,6 +456,11 @@ static inline struct mem_cgroup *page_memcg(struct p= age *page) return __page_memcg(page); } =20 +static inline struct mem_cgroup *folio_memcg(struct folio *folio) +{ + return page_memcg(&folio->page); +} + /* * page_memcg_rcu - locklessly get the memory cgroup associated with a p= age * @page: a pointer to the page struct @@ -1052,6 +1057,15 @@ static inline void count_memcg_page_event(struct p= age *page, count_memcg_events(memcg, idx, 1); } =20 +static inline void count_memcg_folio_event(struct folio *folio, + enum vm_event_item idx) +{ + struct mem_cgroup *memcg =3D folio_memcg(folio); + + if (memcg) + count_memcg_events(memcg, idx, folio_nr_pages(folio)); +} + static inline void count_memcg_event_mm(struct mm_struct *mm, enum vm_event_item idx) { @@ -1473,6 +1487,22 @@ unsigned long mem_cgroup_soft_limit_reclaim(pg_dat= a_t *pgdat, int order, } #endif /* CONFIG_MEMCG */ =20 +static inline void lock_folio_memcg(struct folio *folio) +{ + lock_page_memcg(&folio->page); +} + +static inline void unlock_folio_memcg(struct folio *folio) +{ + unlock_page_memcg(&folio->page); +} + +static inline struct lruvec *mem_cgroup_folio_lruvec(struct folio *folio= , + struct pglist_data *pgdat) +{ + return mem_cgroup_page_lruvec(&folio->page, pgdat); +} + static inline void __inc_lruvec_kmem_state(void *p, enum node_stat_item = idx) { __mod_lruvec_kmem_state(p, idx, 1); --=20 2.30.2