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=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 0C2DAC433E0 for ; Mon, 18 Jan 2021 17:20:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D13FE22CA0 for ; Mon, 18 Jan 2021 17:20:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406765AbhARRCs (ORCPT ); Mon, 18 Jan 2021 12:02:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727426AbhARRCi (ORCPT ); Mon, 18 Jan 2021 12:02:38 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 03FE9C061575; Mon, 18 Jan 2021 09:01:58 -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=tpAumgWkpogmmuxrzm5R2ZvMmB2t3bvlyOOtc+rjXKI=; b=L401bso+MVuwSw2K1byR5GsuPn X/qA/RfHWxoWBUbGbjlUNrm2aTxa4otA2wWqP0BXW2y6ns/UF2nMKxoIQAAubCc48kaSYMFA2G8Ag fxUJOWsXaw1wls2DjllhYVwZ3dEi2QFb4vxOSVqZNAk3fU81HO0qJ/UNave4yTrR46ADrShITLvb4 sBbAqRJGlx0Gf+txZ8DS6Oc4pby/tFFq1lsIIju7bth7sqMCYtSYhhvMF6rm4ErvuC35piC+qnmVO piRIgsYBebjlQ8pb5EZt7uZvYRMUp0ZtDpiBOZerVZUiqXV3/Fju7Jp+I3HS3jmWe3miUNSueGcWT osRWU+ow==; Received: from willy by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1l1Xub-00D7Hc-Fa; Mon, 18 Jan 2021 17:01:54 +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 v2 02/27] mm: Add folio_pgdat Date: Mon, 18 Jan 2021 17:01:23 +0000 Message-Id: <20210118170148.3126186-3-willy@infradead.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210118170148.3126186-1-willy@infradead.org> References: <20210118170148.3126186-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org This is just a convenience wrapper for callers with folios; pgdat can be reached from tail pages as well as head pages. Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/mm.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index 0858af6479a3..5b071c226fd6 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1500,6 +1500,11 @@ static inline pg_data_t *page_pgdat(const struct page *page) return NODE_DATA(page_to_nid(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) { -- 2.29.2