From patchwork Thu Jan 28 07:03:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 12052865 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=-18.7 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, 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 F3AC4C433DB for ; Thu, 28 Jan 2021 07:58:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ADE8064DD8 for ; Thu, 28 Jan 2021 07:58:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232326AbhA1H5y (ORCPT ); Thu, 28 Jan 2021 02:57:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60738 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231441AbhA1HFi (ORCPT ); Thu, 28 Jan 2021 02:05:38 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6DF4C0617A7; Wed, 27 Jan 2021 23:04:30 -0800 (PST) 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=ML5D3QchsSfCvjh/6UQ/1m+q+OQV+91kWcgwnlcDp24=; b=gx45QSjArv+x9Uo+HOoEzmAI7N gMYtd7k9aM8T5luVbz6pSuK+K/3UYjSfOVN4qTgrhM5pWL/AEuXbQDVUca3mXqtHgPoVoFT/+g4db 2b4cJ3q2yQvNMJoeYeFR1Do2SXxJaG1TyC65HDgK8+t0C3OCqBKX2H7FcF+WdJDn3V1hjZnguc5U0 7M/w2hZmMgHpuSCr2irnkZ29tsBbwazDKpRWqua1BI71a6afnl+4RCFs2RYYB46OUAkiuRhY2NrkY D0k4/5fhwrseuAVizM/Sz2A0ASw5CgUSWlmooLjUfk46mbBktgDwjXCCuLVuCtNV4gXQ8YB7sAy7N Vh7Qo6Yw==; Received: from willy by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1l51Lt-00847n-U7; Thu, 28 Jan 2021 07:04:26 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Cc: "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org Subject: [PATCH v3 12/25] mm/memcg: Add mem_cgroup_folio_lruvec Date: Thu, 28 Jan 2021 07:03:51 +0000 Message-Id: <20210128070404.1922318-13-willy@infradead.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210128070404.1922318-1-willy@infradead.org> References: <20210128070404.1922318-1-willy@infradead.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org mem_cgroup_page_lruvec() already expects a head page, so this will add some typesafety once we can remove mem_cgroup_page_lruvec(). Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/memcontrol.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 89aaa22506e6..ec7ecfc0e47b 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -1454,6 +1454,12 @@ static inline void lruvec_memcg_debug(struct lruvec *lruvec, struct page *page) } #endif /* CONFIG_MEMCG */ +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);