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=-18.8 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 0C05BC433DB for ; Fri, 5 Mar 2021 04:19:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DDC8765013 for ; Fri, 5 Mar 2021 04:19:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229602AbhCEETR (ORCPT ); Thu, 4 Mar 2021 23:19:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44710 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229562AbhCEETP (ORCPT ); Thu, 4 Mar 2021 23:19:15 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4330EC061574; Thu, 4 Mar 2021 20:19:15 -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=/ziAJ/GI8dm5TexYAQD4UuVoJKdeAx1m/+HmyZTNY7I=; b=WggUtDfW+fP/+lke5TpqBPeH3U PvKUe5/NU7Xs+Sy5ioYl7QfiGg8dXPtgB5jjDiJGS9P5+Zpfg+akJtjl8zQwgflHtD/IiA3bUgz0F C03c26Dg0kTEXzPt8Yw+bbKaq0Tvrg0eX9NVyhOAG0EpzaBEA/fHzdNtvSCdAkfpCnTck7us8BDTT g+Sw9r1+oCrh2uMgK/nIXp2EZGXL4s329Bw/E47kMyd/e89zLE5U4a9hpd2vQpkwjMhaCqe/jm0iJ q0IkAWW+/VXoWL0Dy/ZZUtI1O+VfSey7SvdsfM1x1gLQLDgeeFBEdsfdFf+186G+CJHsfzSpw9SoC 59uyyamA==; Received: from willy by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lI1vi-00A3SZ-0r; Fri, 05 Mar 2021 04:19:10 +0000 From: "Matthew Wilcox (Oracle)" To: linux-mm@kvack.org Cc: "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Zi Yan Subject: [PATCH v4 02/25] mm: Add folio_pgdat and folio_zone Date: Fri, 5 Mar 2021 04:18:38 +0000 Message-Id: <20210305041901.2396498-3-willy@infradead.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210305041901.2396498-1-willy@infradead.org> References: <20210305041901.2396498-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org These are just convenience wrappers for callers with folios; pgdat and zone can be reached from tail pages as well as head pages. Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Zi Yan --- include/linux/mm.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index a46e5a4385b0..ecfe202aa4ec 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1488,6 +1488,16 @@ static inline pg_data_t *page_pgdat(const struct page *page) return NODE_DATA(page_to_nid(page)); } +static inline struct zone *folio_zone(const struct folio *folio) +{ + return page_zone(&folio->page); +} + +static inline pg_data_t *folio_pgdat(const struct folio *folio) +{ + return page_pgdat(&folio->page); +} + #ifdef SECTION_IN_PAGE_FLAGS static inline void set_page_section(struct page *page, unsigned long section) { -- 2.30.0