From patchwork Thu May 1 15:41:30 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guenter Roeck X-Patchwork-Id: 4099381 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 3D4C69F271 for ; Thu, 1 May 2014 15:45:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 638AD20357 for ; Thu, 1 May 2014 15:45:00 +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 A032720328 for ; Thu, 1 May 2014 15:44:59 +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 1Wft7r-00019P-UB; Thu, 01 May 2014 15:42:19 +0000 Received: from mail-pd0-x229.google.com ([2607:f8b0:400e:c02::229]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Wft7l-00015y-4m for linux-arm-kernel@lists.infradead.org; Thu, 01 May 2014 15:42:13 +0000 Received: by mail-pd0-f169.google.com with SMTP id z10so1989314pdj.0 for ; Thu, 01 May 2014 08:41:52 -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=hTjCQ28viMRxBd+phjRPhNCmbFk0JRamgUEa3c30toY=; b=WMGnxny1PPiRFg8fdUzgqP53bis+mcO6wuVtet6nLakKU9rzvyGh0VEhGPO8MjX+Bf JJTZ93OmdMElKO87KGOv4u5X7ZNc45OAgGqA4vMuokSQyYTDdTLfNigIBvPvan8RyJRC FxayqTfs/MJIQpCzdTerdFnFo9qm7MulRVwdfcpzZyAgUEuGb9UeDtrG0SJhp3P67V+L oSZPoRQbnoqXtAnkyz8gbd5WtXF9j6jlLE2L6goE7Cb7PBuPYB5rBGxvff2GNUQ4qu8h 4sFNmzTbBxk/odmFgwZ3HeUzKwNUxecsmEvWlAO2tCgyXQDdBg2hNbyL+cyGHbF/IO1H qIPQ== X-Received: by 10.66.219.68 with SMTP id pm4mr22435135pac.21.1398958912310; Thu, 01 May 2014 08:41:52 -0700 (PDT) Received: from localhost (108-223-40-66.lightspeed.sntcca.sbcglobal.net. [108.223.40.66]) by mx.google.com with ESMTPSA id ff4sm160075855pad.24.2014.05.01.08.41.50 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 01 May 2014 08:41:51 -0700 (PDT) From: Guenter Roeck To: linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 2/5] arm64: Support reboot through watchdog subsystem Date: Thu, 1 May 2014 08:41:30 -0700 Message-Id: <1398958893-30049-3-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 1.7.9.7 In-Reply-To: <1398958893-30049-1-git-send-email-linux@roeck-us.net> References: <1398958893-30049-1-git-send-email-linux@roeck-us.net> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140501_084213_202073_2D6DAE62 X-CRM114-Status: GOOD ( 10.31 ) X-Spam-Score: 0.2 (/) Cc: Russell King , Arnd Bergmann , Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org, Jonas Jensen , Wim Van Sebroeck , Maxime Ripard , Guenter Roeck X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 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 watchdog subsystem provides an API to perform a system reboot. Use it. Signed-off-by: Guenter Roeck --- arch/arm64/kernel/process.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 6391485..29c2bc0 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -42,6 +42,7 @@ #include #include #include +#include #include #include @@ -144,6 +145,8 @@ void machine_restart(char *cmd) if (arm_pm_restart) arm_pm_restart(reboot_mode, cmd); + watchdog_do_reboot(reboot_mode, cmd); + /* * Whoops - the architecture was unable to reboot. */