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=-16.6 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,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 9DD09C433B4 for ; Tue, 11 May 2021 21:49:46 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0864B616EA for ; Tue, 11 May 2021 21:49:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0864B616EA 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 6D02B6B0036; Tue, 11 May 2021 17:49:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 67E3B6B006E; Tue, 11 May 2021 17:49:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4D1716B0070; Tue, 11 May 2021 17:49:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0217.hostedemail.com [216.40.44.217]) by kanga.kvack.org (Postfix) with ESMTP id 2C7396B0036 for ; Tue, 11 May 2021 17:49:45 -0400 (EDT) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id D19548249980 for ; Tue, 11 May 2021 21:49:44 +0000 (UTC) X-FDA: 78130292688.15.9F2686D Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf14.hostedemail.com (Postfix) with ESMTP id 19FA2C0007EF for ; Tue, 11 May 2021 21:49:19 +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=fTmQo50oOSW96isullJfUZVK+rFw+CfueZc2tV0ZVTs=; b=ihPYJrhKHwCBmhURp8nwIU+gLT tR8QlnXX/n+Z7Z21uQKTH2SMARgRO7WEZT9rk3V/pP+zK4vrVBk4tNwFR4Qa+1KXzDvaqoW1nkN8w zVn9hmJyxhm2wk29t+SJAFOaEDNJ9k0OJ3huZaYX7RXol+jNv+dbozH6Ck0VkHPSs3TRQG0EoHVXH 4xS/LcPWMvB2ybmkNqQ/9SRqBTOdgfwQd3qDABSV23HnVjPfMbkw/DU79bKf3ERS8Im9z5Jv8pwPU F+/iImwJGA/1E6iUit6hve9U9taBHf2+t1yajWeLKHzY8twtQxbQD+G5EgODvu9dxKv+pr+8YDosn IsC1Hnog==; Received: from willy by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lgaEm-007hi0-EH; Tue, 11 May 2021 21:48:29 +0000 From: "Matthew Wilcox (Oracle)" To: akpm@linux-foundation.org Cc: "Matthew Wilcox (Oracle)" , linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Zi Yan , Christoph Hellwig , Jeff Layton Subject: [PATCH v10 02/33] mm: Add folio_pgdat and folio_zone Date: Tue, 11 May 2021 22:47:04 +0100 Message-Id: <20210511214735.1836149-3-willy@infradead.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210511214735.1836149-1-willy@infradead.org> References: <20210511214735.1836149-1-willy@infradead.org> MIME-Version: 1.0 X-Rspamd-Queue-Id: 19FA2C0007EF Authentication-Results: imf14.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=ihPYJrhK; dmarc=none; spf=none (imf14.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org X-Rspamd-Server: rspam03 X-Stat-Signature: yz9c3xanqz3otj1ge5x6r3i9r9hpzntw Received-SPF: none (infradead.org>: No applicable sender policy available) receiver=imf14; identity=mailfrom; envelope-from=""; helo=casper.infradead.org; client-ip=90.155.50.34 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1620769759-10777 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: 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 Reviewed-by: Christoph Hellwig Acked-by: Jeff Layton --- include/linux/mm.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index b29c86824e6b..a55c2c0628b6 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1560,6 +1560,16 @@ static inline pg_data_t *page_pgdat(const struct p= age *page) return NODE_DATA(page_to_nid(page)); } =20 +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 sec= tion) { --=20 2.30.2