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=-8.0 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 A37D0C433E2 for ; Sun, 6 Sep 2020 19:33:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A591C2083E for ; Sun, 6 Sep 2020 19:33:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="M/d59Iyt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A591C2083E 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 C64896B0003; Sun, 6 Sep 2020 15:33:33 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C15856B0037; Sun, 6 Sep 2020 15:33:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B2E6D6B0055; Sun, 6 Sep 2020 15:33:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0059.hostedemail.com [216.40.44.59]) by kanga.kvack.org (Postfix) with ESMTP id 9DDEC6B0003 for ; Sun, 6 Sep 2020 15:33:33 -0400 (EDT) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 5B29B180AD806 for ; Sun, 6 Sep 2020 19:33:33 +0000 (UTC) X-FDA: 77233635906.24.dock31_1e0d70b270c6 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin24.hostedemail.com (Postfix) with ESMTP id 3498C1A4A5 for ; Sun, 6 Sep 2020 19:33:33 +0000 (UTC) X-HE-Tag: dock31_1e0d70b270c6 X-Filterd-Recvd-Size: 3793 Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by imf21.hostedemail.com (Postfix) with ESMTP for ; Sun, 6 Sep 2020 19:33:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Transfer-Encoding:Content-Type: MIME-Version:Date:Message-ID:Subject:From:Cc:To:Sender:Reply-To:Content-ID: Content-Description:In-Reply-To:References; bh=GbMNrkLBxGmNSVmZdqvsvL+gwMutalvbb1INFje9QKQ=; b=M/d59IytXM0oQwpJsuioibpx+G JdOQuOdeWKI1hPzNl2vg7Oo58qEooKKWr3WQAgELONs3Qx6WzqQjS8xPOL71//MmivEsFyQ2Y2UXv s+5RPJzgL1tRNM1oaPY7774rTQKly1oKa6jlJ/gpZAf60GRVK/lh1exGG3EEOjTMbHxAfa6oAI8Wb 619XizF4SdSAuwHwOxuMcVZeHEJdk7o5QeesCCL+MUVx4uUgMmC9f0CgHSOampVtGNE9SkXaqkFFl xfs1s2VawYiMpY2p9TbhK/O9nAvLO4ZVmoFR1wiWEKGlk4dI3ilpZS8JSnnYkMIlAVU/dtuCDdj+n FIrOMdgQ==; Received: from [2601:1c0:6280:3f0::19c2] by merlin.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kF0PZ-0002sU-R6; Sun, 06 Sep 2020 19:33:14 +0000 To: LKML , Linux MM , Andrew Morton Cc: Michal Nazarewicz , Wen Congyang , Michal Simek , Christoph Hellwig , Mike Rapoport , kernel test robot From: Randy Dunlap Subject: [PATCH] : provide stubs for MEMORY_ISOLATION not set (for Microblaze) Message-ID: <1f6b42e6-b6b5-40e3-92b4-77bd610d3e49@infradead.org> Date: Sun, 6 Sep 2020 12:33:08 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 3498C1A4A5 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam04 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: From: Randy Dunlap Fix build errors in Microblaze when CONFIG_MEMORY_ISOLATION is not set/enabled by adding stubs for 3 missing functions. Fixes these build errors: gcc-9.3.0-nolibc/microblaze-linux/bin/microblaze-linux-ld: mm/page_alloc.o: in function `alloc_contig_range': (.text+0xa0c0): undefined reference to `start_isolate_page_range' gcc-9.3.0-nolibc/microblaze-linux/bin/microblaze-linux-ld: (.text+0xa2bc): undefined reference to `test_pages_isolated' gcc-9.3.0-nolibc/microblaze-linux/bin/microblaze-linux-ld: (.text+0xa378): undefined reference to `undo_isolate_page_range' Fixes: 0815f3d81d76 ("mm: page_isolation: MIGRATE_CMA isolation functions added") # v3.10 Fixes: b023f46813cd ("memory-hotplug: skip HWPoisoned page when offlining pages") # v3.10 Reported-by: kernel test robot Signed-off-by: Randy Dunlap Cc: Michal Nazarewicz Cc: Wen Congyang Cc: Michal Simek Cc: Christoph Hellwig Cc: Andrew Morton Cc: Mike Rapoport Cc: linux-mm@kvack.org --- include/linux/page-isolation.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) --- linux-next-20200903.orig/include/linux/page-isolation.h +++ linux-next-20200903/include/linux/page-isolation.h @@ -28,6 +28,22 @@ static inline bool is_migrate_isolate(in { return false; } +static inline int test_pages_isolated(unsigned long start_pfn, + unsigned long end_pfn, int isol_flags) +{ + return 0; +} +static inline int +start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn, + unsigned migratetype, int flags) +{ + return 0; +} +static inline void +undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn, + unsigned migratetype) +{ +} #endif #define MEMORY_OFFLINE 0x1