From patchwork Sun Jan 29 12:42:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13120095 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D23FAC636D4 for ; Sun, 29 Jan 2023 12:43:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234948AbjA2MnL (ORCPT ); Sun, 29 Jan 2023 07:43:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41160 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232009AbjA2MnK (ORCPT ); Sun, 29 Jan 2023 07:43:10 -0500 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E8620125A7; Sun, 29 Jan 2023 04:43:08 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id C17B2CE09E5; Sun, 29 Jan 2023 12:43:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E716EC433D2; Sun, 29 Jan 2023 12:42:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674996176; bh=8RQZps3hA/u1mdRRQGYSzSx3iKFm4iTs/37kan3EXRs=; h=From:To:Cc:Subject:Date:From; b=nZUZmSKw7/syf9RrBIFurd/O3AkMNzmfegfK+1AS6FvCaH0OhJOzBAu3UXC6av8P5 uY9AOa46F/d5yj77Ho8Ndgvw8xxJHw4nNHTmwjtslAXWyegt5vS1IKaYW+Stnwyuiy 2a+kHtcUtcTQ5Rqh9d7F2WecpHec0CXwi5TSyt1qClHpJLOA2sydJTb6OF8VZPCNps 3fd8EBQ67Wgcl+xTfrf7oQnKtinBQv8tebZZGSc5tamZZbBvwb6yYhdPyn1uALV1nu d2H6gUYCo1lWTN9F7fs+AKTM2279BJ7XhGhJhYj0+jZo3axy2AgunU1xbS8ZdbQ6oz oCSDE8gtPikyw== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Brian Cain , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Greg Ungerer , Guo Ren , Helge Deller , Huacai Chen , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Palmer Dabbelt , Rich Felker , Richard Weinberger , Russell King , Stafford Horne , Thomas Bogendoerfer , Vineet Gupta , WANG Xuerui , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, x86@kernel.org, "Mike Rapoport (IBM)" Subject: [PATCH v2 0/4] mm, arch: add generic implementation of pfn_valid() for FLATMEM Date: Sun, 29 Jan 2023 14:42:31 +0200 Message-Id: <20230129124235.209895-1-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org From: "Mike Rapoport (IBM)" Hi, Every architecture that supports FLATMEM memory model defines its own version of pfn_valid() that essentially compares a pfn to max_mapnr. Use mips/powerpc version implemented as static inline as a generic implementation of pfn_valid() and drop its per-architecture definitions v2: * fix build on ARM and xtensa * add Acked- and Reviewed-by, thanks everybody v1: https://lore.kernel.org/all/20230125190757.22555-1-rppt@kernel.org Mike Rapoport (IBM) (4): arm: include asm-generic/memory_model.h from page.h rather than memory.h m68k: use asm-generic/memory_model.h for both MMU and !MMU mips: drop definition of pfn_valid() for DISCONTIGMEM mm, arch: add generic implementation of pfn_valid() for FLATMEM arch/alpha/include/asm/page.h | 4 ---- arch/arc/include/asm/page.h | 1 - arch/arm/include/asm/memory.h | 2 -- arch/arm/include/asm/page.h | 2 ++ arch/csky/include/asm/page.h | 1 - arch/hexagon/include/asm/page.h | 1 - arch/ia64/include/asm/page.h | 4 ---- arch/loongarch/include/asm/page.h | 13 ------------- arch/m68k/include/asm/page.h | 6 +----- arch/m68k/include/asm/page_mm.h | 1 - arch/m68k/include/asm/page_no.h | 4 ---- arch/microblaze/include/asm/page.h | 1 - arch/mips/include/asm/page.h | 28 ---------------------------- arch/nios2/include/asm/page.h | 9 --------- arch/openrisc/include/asm/page.h | 2 -- arch/parisc/include/asm/page.h | 4 ---- arch/powerpc/include/asm/page.h | 9 --------- arch/riscv/include/asm/page.h | 5 ----- arch/sh/include/asm/page.h | 3 --- arch/sparc/include/asm/page_32.h | 1 - arch/um/include/asm/page.h | 1 - arch/x86/include/asm/page_32.h | 4 ---- arch/x86/include/asm/page_64.h | 4 ---- arch/xtensa/include/asm/page.h | 4 ++-- include/asm-generic/memory_model.h | 12 ++++++++++++ include/asm-generic/page.h | 2 -- 26 files changed, 17 insertions(+), 111 deletions(-) base-commit: 2241ab53cbb5cdb08a6b2d4688feb13971058f65