From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0F27B33A6EB for ; Wed, 9 Sep 2026 21:19:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788988748; cv=none; b=s7IMsweVgDQNTKfrgW5MLtXSQi+WRjDzsLfdPlkeXIWZaFt3Ka/5sJmXy1aPgylmsl3ZZR+M0+baddSzHUpJco0xY4mk82Ot6lbfB5EXKRGZdvUAUprAoAgu6iamSbKuaIfa+lILL8nQYZCMvN0vOJhfpAQrYHu1pAx/P3AWpC0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788988748; c=relaxed/simple; bh=BUdZUC9kvXMtqxFxBtgzKJJ3yAa4zgVCDgOAePfWYHo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PNC7WrtbVf0X6O+6MGrBrc+FaIczE6RlKbTs0UKsWy21qNF2Muf/Zys+w6h9VR7NjvNhmXXDZv7lfP9lU5ReElz4BJyeGFD1CnqceCbr3EuVpmRTv18L59fK8MiMxNc+FB7qZ+vgtHSD9EDXaYvpWFXcVo0xnVDBIsQGzVGuffQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=roeck-us.net; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=cXENsh//; arc=none smtp.client-ip=209.85.214.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=roeck-us.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cXENsh//" Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-2ceab75934dso61614345ad.2 for ; Wed, 09 Sep 2026 14:19:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1788988746; x=1789593546; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:sender:from:to:cc :subject:date:message-id:reply-to:content-type; bh=E7azo53s70BncUSK1Vr25CtM3yK3TBQvzmoA81KUUK8=; b=cXENsh//b1Do1xt2RPAf1P7jgyzJbit50UODLjgn6Dva+AVxGoNDMhmD1UyXDlzYrG JHFWXumxHW9H/G5Ny5/Q6YZMqgexEllCqgK693GXfmdEBGyzb1Mc/R1i4oMHn/Rwbbjx cMxq12WmbOu9xvco8AxfS6fqX4Le1nyjXDk0RGpb1PM6HjlWOPFIInkSC8FSG58NSpNL t0mh7/RRMrFGyXSefhHEArh/4LrPikkjXUc1yYSLf43k71QffeVkjv84V0evwlq3BXxQ Qf7So5s4+IKvY5eh+5RqOIGDZKNr63Ngz+s/XyRCjHM2cc4DKbPz6+T1C8fRznyJOzio H9ww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788988746; x=1789593546; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:sender:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=E7azo53s70BncUSK1Vr25CtM3yK3TBQvzmoA81KUUK8=; b=oupLYGNxFWtKhcLbKnH0TW8NLbpDFakDvCTos8wT3QJ7YpPwn8qnUGH5cW7mN7YcZJ ++IhXafiom4DvKJOxclGpYH/ax/uc1bt6vgOOI0M/FbgKmLI1iKklpWKX48LX5UcDLJf 3u+PzdOrPf+of7edI+NY1N/nx4oOuBEudux7PJyaHirWuLAJ4r0tb1mWzYDXw072Q26R cI3ARD6/KuWFoYvcg1Nyamv7OHiaG+5MklNV1Yc5/QbPpQPGrKsFpuEesTMs1TtLlewY k9nGcvNZn/yORDO2liBTtw6Cv6eBBg5tdFS5wDY4MoT5/8WuFy7SkQLuNm4rIMyMMDhE 2gNQ== X-Forwarded-Encrypted: i=1; AKwUvBxBtSpWr2mEYFjDxBPJLfhioJIjWe5l66M7ON6a5n+I6QVmwtyb9Q8wly0EaIJQLAnrHQtcenS3t26JItga4w==@vger.kernel.org X-Gm-Message-State: AFuF++k0/jyZgz2Y4sPGlSXT4DCvQ9rWqJE7LNOMr1KTwqlJi8ehT2jE GrcrkYbLz0tdyPXBiUV8UzLOh8plMQBLXDzl7qopidknua8z037zmsH+ X-Gm-Gg: AYBFou3H5TNEf4ZXQ1d9w/W+/9X0dVjCLUqQa9RwlrpgIkM9PXncj+aLqgSrAhpOZ3K uHYVD2tyLqWh8RtgxjbNK4Vztt5YZO9kbK0B/HMFwr5+JE8JEF6ugPyC7eB2HKWtx1D0FOiNsW6 cxfBFKwt3W3nVP6KU2kVrOGUJCp+7Kal5b6drjTl6wMyIeHMM3dHWqdiVko1mGzFMws9i3SYsgn vqHqDaGYNo0MQewMo81Yhihgau4EALLi7S66oDUCILqcaoCtOoQIvBZlj+1kLoEZEcVGiHui/Ar 9zeMOqZAO1+EgmKCfelCvCzTifwJFAViRxe+qA762Uv5k4F3pfzdFIO9qinrmk12kQRXaFq8Ujz jzH1y53XdHdpVO/OZsB8Ho6NCD9bBwhwXE5/thFj2xySVpR/yLsiDgHkprOFuZHIzYa0L4bVUPX QaW7SIZA4DUnfnBoVoz18SjxFz1ap8pEYZrfp5W4c5IqtW2LuWYPYyQ5Ej7XmGbZQxhTGxdYUf3 2V5qQPddYevRg== X-Received: by 2002:a17:902:d492:b0:2d9:68b7:c324 with SMTP id d9443c01a7336-2db125cce1bmr506327015ad.3.1788988746227; Wed, 09 Sep 2026 14:19:06 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:da43:aeff:fecc:bfd5]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2db14959961sm79255245ad.19.2026.09.09.14.19.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Sep 2026 14:19:05 -0700 (PDT) Sender: Guenter Roeck Date: Wed, 9 Sep 2026 14:19:04 -0700 From: Guenter Roeck To: Tzung-Bi Shih Cc: Wim Van Sebroeck , Daniel Palmer , Romain Perier , linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 7/9] watchdog: msc313e: Sync timeout value if WDT was running at boot Message-ID: <22e01d39-2e7e-40c6-9d60-ebbf81cb9f0c@roeck-us.net> References: <20260828161348.13212-1-tzungbi@kernel.org> <20260828161348.13212-8-tzungbi@kernel.org> Precedence: bulk X-Mailing-List: linux-watchdog@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260828161348.13212-8-tzungbi@kernel.org> On Sat, Aug 29, 2026 at 12:13:46AM +0800, Tzung-Bi Shih wrote: > If WDT was running at boot, the hardware timeout might be set to values > other than the final software timeout. > > To be consistent, set the hardware timeout to match the final software > timeout (i.e., after watchdog_init_timeout()) if WDT was running. > > Fixes: ffd264bd152c ("watchdog: msc313e: Check if the WDT was running at boot") > Signed-off-by: Tzung-Bi Shih Applied. We might need consider the potential problem outlined by Sashiko, though. Thanks, Guenter