From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3CD017B505 for ; Fri, 1 Aug 2025 04:10:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754021444; cv=none; b=LQVNDMTiwGOP7y4MJD8AJh+LTTPnjMdHj7QxQGOuNQAdGqGZND/ze0WtBNEgWwNq9u6xgO0GXC8RE2HlGD0vgybzzgRR7BAQ3K4BbNM7ClEXW7wIx5kya9dKiA7m8DxN141GcCZ5wEaiZxONHd084JrzoVeSHtWpdpQqtilDZnM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754021444; c=relaxed/simple; bh=vO/9DOherD13eAVXbC4GdMcZKScP1yPg6vTF9yEHn8Q=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fcwdSf+uvVupTU3g4PlPoP0JWpC/gaxMjUszDCnN4L57ymU1q2Z0Onl7Pw2v+phpD/ftfyDSvYxFPxQ3PqMWDWX0wupBWx9mkLL3EAVos4nATz7nD2MnnsYnHbntH9LjNm23wELoQzAofG8q/7RT3CDPRpPDMpCWjV4mz1ImvlM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=mNRflqaC; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="mNRflqaC" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=vO/9 DOherD13eAVXbC4GdMcZKScP1yPg6vTF9yEHn8Q=; b=mNRflqaCXE2U0Qyh20R/ GuKSnOww3xkEYmUq1MxyfoKlDA2UPjkIaoGHFd3OHJcaxZFtvm6/DhkQkWkn+8Vc R8+hhQhR3oCwseCKrKXKe5T059jNFlkdepWziPgmIKfCmz7cy0XFRMVam9qN05a2 CI3PWlkHp6q8OSd69Mf4F5sonP39zrD6hXiChp+TOnVqIoE8Vo5X78R+wMAz/piP Z7n7nMFl1dpmX+kscUiJajIgy2SjxCi3OnjPweRxl+3DEAqLN2IbImK6reyExf6B aTVf16lH2mZb27KtiMJW+JUnS16xuoMEe9Q6b63RWvIb+JbkqWycBaHnn6fGrJzK hw== Received: (qmail 597988 invoked from network); 1 Aug 2025 06:10:40 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 1 Aug 2025 06:10:40 +0200 X-UD-Smtp-Session: l3s3148p1@9wfh8EU7oLAujnum Date: Fri, 1 Aug 2025 06:10:39 +0200 From: Wolfram Sang To: Prabhakar Cc: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , Geert Uytterhoeven , Magnus Damm , linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Biju Das , Fabrizio Castro , Lad Prabhakar Subject: Re: [PATCH v2 7/9] watchdog: rzv2h: Set min_timeout based on max_hw_heartbeat_ms Message-ID: References: <20250729155915.67758-1-prabhakar.mahadev-lad.rj@bp.renesas.com> <20250729155915.67758-8-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="QUDf2e7QtzAv4yzf" Content-Disposition: inline In-Reply-To: <20250729155915.67758-8-prabhakar.mahadev-lad.rj@bp.renesas.com> --QUDf2e7QtzAv4yzf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jul 29, 2025 at 04:59:13PM +0100, Prabhakar wrote: > From: Lad Prabhakar >=20 > Update the watchdog minimum timeout value to be derived from > `max_hw_heartbeat_ms` using `DIV_ROUND_UP()` to ensure a valid and > consistent minimum timeout in seconds. I don't understand this change. Why is the _minimum_ timeout based on the _maximum_ heartbeat? --QUDf2e7QtzAv4yzf Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmiMPj8ACgkQFA3kzBSg KbbH8w//fRE5NIPVNfV8I9QYnogwrTri76eCvmd+iYGF51MJ0hmZaUB0Ocw2BUIO 0/xLLhcG9/UVGfH5NgWjcJU5Y6CVVBNkvorgGPESo2+9ZDgLaigm46szP6s8HGij ufAMd6lOFyQX61GaXdX2oGLSXsBhQ90CE/WATTZaEV4BndzSss6VPkonfMCg/iaM 8GNpXWqfx7vfYbP/nlyfdgE1Zw3qyeGcGZ4wlDiePprne8ETt8f/hsINFAuEB7tB At4hRyq1bMkZrsbYFsAikP/9max0JGEOiQAXHcANJuV0RyPZ0phT4xwBlfOKkkSJ esJtW3HjTnu+T6WnQ1MlWWEpsC6F+ySwELBUvi+7pSHslqmWmwnGJTHyJ0U565wy GzzTlSLCqXer05/eqP3mM+QOv8Y8u/Tm5nk/lVW7UOpIQ3DFSjtpRJAdMXRqKiCd vzlQJyncz68nbUjkzGPK3rdVeJCdYIypMsxbVUJOr1g+v93N+fMwpTDxzE0+tLbZ AEc637ou1va3cwbnpMzvW8pR+iWnywTTkgNerUfJmpvFqmbf64U1udgzS5FWFhQQ JjWaSOtuSp4dqGdWgxocDY/sZG3M0eT6UTzt6WLpwMR1sOXq1yXZ0MhHn8DsozsB OcKs6sV0vP+0hTw5kuu+F4sicwhYGqCaTqmZ098L2jPA1Uqwio4= =0UGs -----END PGP SIGNATURE----- --QUDf2e7QtzAv4yzf--