From patchwork Wed Jul 9 03:37:58 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guenter Roeck X-Patchwork-Id: 4511341 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2EEF49FAF1 for ; Wed, 9 Jul 2014 03:41:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CD6A420357 for ; Wed, 9 Jul 2014 03:41:00 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DDA2E202F0 for ; Wed, 9 Jul 2014 03:40:58 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1X4iic-0007uD-6C; Wed, 09 Jul 2014 03:38:54 +0000 Received: from mail-pa0-x231.google.com ([2607:f8b0:400e:c03::231]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X4iiM-0007fx-53 for linux-arm-kernel@lists.infradead.org; Wed, 09 Jul 2014 03:38:38 +0000 Received: by mail-pa0-f49.google.com with SMTP id lj1so8368810pab.22 for ; Tue, 08 Jul 2014 20:38:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=KjD7JYnRQqLs8DcdmWKVxkyozCvwKcIewknmocQljek=; b=cKSR+9mIMyFS2icZCL9FvbSFAlhwiAB2sUK0xa3l6QLvB8b0xJaWUsTkMmkDVk3dAz s1XtZv/Mu/nJGqfiyFxPgQHeycx9qT44A2waHZ0CnTql+V4lIubUl6CRA7fbrJYhxCFA 19eK9MK33BpDx7T5K8HmJhVSQiSbPKdQJ5bqsQJm+fEYAuLBXu4v79ebpKLEn185jwCw gL4ef2mSbgYngO8JxF2Ymja7TGn2Mnhr10gZ0wdaz94kvrga6HLnHJ/9HtELUnJEpbZs MFQ3hG1b46hpZC2bossx/W9MRklk6ZR1BVK5bpZBkUsdiBHEIHNiXdcd5BHkaHhhv/YA Lmgg== X-Received: by 10.68.160.163 with SMTP id xl3mr39763495pbb.39.1404877097370; Tue, 08 Jul 2014 20:38:17 -0700 (PDT) Received: from localhost (108-223-40-66.lightspeed.sntcca.sbcglobal.net. [108.223.40.66]) by mx.google.com with ESMTPSA id sh5sm57304203pbc.21.2014.07.08.20.38.15 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Tue, 08 Jul 2014 20:38:16 -0700 (PDT) From: Guenter Roeck To: linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 2/7] arm64: Support restart through restart notifier call chain Date: Tue, 8 Jul 2014 20:37:58 -0700 Message-Id: <1404877083-6552-3-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1404877083-6552-1-git-send-email-linux@roeck-us.net> References: <1404877083-6552-1-git-send-email-linux@roeck-us.net> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140708_203838_215319_D72C1330 X-CRM114-Status: GOOD ( 11.59 ) X-Spam-Score: -0.4 (/) Cc: Ingo Molnar , Russell King , Heiko Stuebner , Arnd Bergmann , linux-doc@vger.kernel.org, Dmitry Eremin-Solenikov , Catalin Marinas , Tomasz Figa , Randy Dunlap , Will Deacon , linux-kernel@vger.kernel.org, Steven Rostedt , Jonas Jensen , Wim Van Sebroeck , Maxime Ripard , David Woodhouse , Andrew Morton , Guenter Roeck X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The kernel core now supports a notifier call chain to restart the system. Call it if arm_pm_restart is not set. Signed-off-by: Guenter Roeck --- v3: Use wrapper function to execute notifier call chain. v2: Only call notifier call chain if arm_pm_restart is not set. Do not include linux/watchdog.h. arch/arm64/kernel/process.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 43b7c34..b2da6d5 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -174,6 +174,8 @@ void machine_restart(char *cmd) /* Now call the architecture specific reboot code. */ if (arm_pm_restart) arm_pm_restart(reboot_mode, cmd); + else + kernel_restart_notify(cmd); /* * Whoops - the architecture was unable to reboot.