From patchwork Fri Dec 2 15:05:33 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Murzin X-Patchwork-Id: 9458787 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 C26E560236 for ; Fri, 2 Dec 2016 15:22:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B574228543 for ; Fri, 2 Dec 2016 15:22:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A8A642855C; Fri, 2 Dec 2016 15:22:32 +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 356CD28543 for ; Fri, 2 Dec 2016 15:22:32 +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 1cCpdt-0003Ck-3E; Fri, 02 Dec 2016 15:20:53 +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-00053E-C4 for linux-arm-kernel@lists.infradead.org; Fri, 02 Dec 2016 15:07:05 +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 189711713; Fri, 2 Dec 2016 07:06:10 -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 7D0A73F24D; Fri, 2 Dec 2016 07:06:09 -0800 (PST) From: Vladimir Murzin To: linux-arm-kernel@lists.infradead.org Subject: [RFC v3 PATCH 15/25] ARM: kexec: disallow kexec for NOMMU builds Date: Fri, 2 Dec 2016 15:05:33 +0000 Message-Id: <1480691143-19845-16-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_825320_C832FF4B X-CRM114-Status: UNSURE ( 6.95 ) 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: Russell King , 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 the following error shows up: kernel/built-in.o: In function `kimage_free_entry': memremap.c:(.text+0x4dafc): undefined reference to `arch_phys_to_idmap_offset' memremap.c:(.text+0x4db04): undefined reference to `arch_phys_to_idmap_offset' kernel/built-in.o: In function `kimage_alloc_page': memremap.c:(.text+0x4dbc0): undefined reference to `arch_phys_to_idmap_offset' memremap.c:(.text+0x4dbc8): undefined reference to `arch_phys_to_idmap_offset' memremap.c:(.text+0x4dc1c): undefined reference to `arch_phys_to_idmap_offset' That comes from Kexec, add dependency on MMU there. Cc: Russell King Signed-off-by: Vladimir Murzin --- arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index b5d529f..90c91de 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -2019,7 +2019,7 @@ config XIP_PHYS_ADDR config KEXEC bool "Kexec system call (EXPERIMENTAL)" depends on (!SMP || PM_SLEEP_SMP) - depends on !CPU_V7M + depends on MMU select KEXEC_CORE help kexec is a system call that implements the ability to shutdown your