From patchwork Fri Dec 2 15:05:40 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Murzin X-Patchwork-Id: 9458789 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C852160236 for ; Fri, 2 Dec 2016 15:23:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BBCF528542 for ; Fri, 2 Dec 2016 15:23:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B0B1028550; Fri, 2 Dec 2016 15:23:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6097228542 for ; Fri, 2 Dec 2016 15:23:35 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cCpea-0003nf-TK; Fri, 02 Dec 2016 15:21:36 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cCpQR-00054E-CO for linux-arm-kernel@lists.infradead.org; Fri, 02 Dec 2016 15:07:07 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6DF6C1B5E; Fri, 2 Dec 2016 07:06:16 -0800 (PST) Received: from bc-a7-1-1.euhpc.arm.com. (bc-a7-1-1.euhpc.arm.com [10.6.3.165]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id F38E93F24D; Fri, 2 Dec 2016 07:06:15 -0800 (PST) From: Vladimir Murzin To: linux-arm-kernel@lists.infradead.org Subject: [RFC v3 PATCH 22/25] IB: add dependency on MMU Date: Fri, 2 Dec 2016 15:05:40 +0000 Message-Id: <1480691143-19845-23-git-send-email-vladimir.murzin@arm.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1480691143-19845-1-git-send-email-vladimir.murzin@arm.com> References: <1480691143-19845-1-git-send-email-vladimir.murzin@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161202_070659_702280_45DD35E2 X-CRM114-Status: UNSURE ( 6.98 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: arnd@arndb.de MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP While building for NOMMU several link time issues were seen: mm/built-in.o: In function `do_mmu_notifier_register': usercopy.c:(.text+0x34d10): undefined reference to `mm_take_all_locks' usercopy.c:(.text+0x34d9c): undefined reference to `mm_drop_all_locks' usercopy.c:(.text+0x34de4): undefined reference to `mm_take_all_locks' ... ERROR: "zap_vma_ptes" [drivers/infiniband/hw/mlx5/mlx5_ib.ko] undefined! ERROR: "zap_vma_ptes" [drivers/infiniband/hw/mlx4/mlx4_ib.ko] undefined! ERROR: "can_do_mlock" [drivers/infiniband/core/ib_core.ko] undefined! ... ERROR: "can_do_mlock" [drivers/infiniband/core/ib_core.ko] undefined! ... ERROR: "zap_vma_ptes" [drivers/infiniband/hw/mlx4/mlx4_ib.ko] undefined! It seems that Infiniband assumes that is it used in MMU configurations only, so add dependency on CONFUG_MMU. Signed-off-by: Vladimir Murzin --- drivers/infiniband/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index fb3fb89..5f17955 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -4,6 +4,7 @@ menuconfig INFINIBAND depends on HAS_IOMEM depends on NET depends on INET + depends on MMU depends on m || IPV6 != m select IRQ_POLL ---help---