From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 AB4961F76B5 for ; Thu, 6 Mar 2025 08:12:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741248781; cv=none; b=TCFrNHtm3kNK4jdZu/BURH6hxm14Zgw8KIO3SRqN26oP/nv8b40IIbkYlV3Y8J5m3KoyIDPlG7eTX2E5p0/mWcfkXdBfUJAcStb+8hCi99i2mOsBW8SqMMCWFw/7J+3dO99MZbwS1hnz2aNaRUnNq5WHNTvZvfj3k9OPjtDgWUQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741248781; c=relaxed/simple; bh=cFU8Ql1QJlSlC8kpfnJhkc2MMeegxCk0ZbejIwx6MAM=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=LAUtrvZZx3+n6qkU+7k9VuWefDGac8ZNCW2IdyPZ5ngFJq1zPDuPv64Oyy7bZpnvt3gflGO1salzBAnwneoMafcZJjKPXG/JNXKdAKGAeAj1G1BZy6eDBA7e+x3llaNL75PSq5ryn5D2E8a+CVmiL9gmCvnIKzJq2HHc1edXmJE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=dWVAESq7; arc=none smtp.client-ip=198.175.65.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="dWVAESq7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741248778; x=1772784778; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=cFU8Ql1QJlSlC8kpfnJhkc2MMeegxCk0ZbejIwx6MAM=; b=dWVAESq7pmf4LLm+7so/Q7xt65tmIDqhnHwBXOyfz+Ld0Pc8Ob/p7iAU GUXus6HnPQ4u/s5xqcLsezXktbswFbmK/stuccjuqUVG8yGhmpv4dfuns RAIF1yMrp6WsZ5s6X+Ll2FdCkCH+Up/LaxK2FiQDZbFsXf2Q0Kfhti8M6 qAJouHEnTSTy6oENYUwOnpO7KDeXV5r/dcnl8dKb3Ov28S4PXy/pHr2l2 F0rly1sMh1mUlE1FJbE57+UhOcrxspWQwQm15q4kJp2zuUoo5z0PN0UU2 YtEcgwnByKtWd97c6LvrS4K2mJKfBiuLX47VECTjrnZcuRTvEtSqm3Kkk Q==; X-CSE-ConnectionGUID: qkPsHbAlSNeNOI838o0pNQ== X-CSE-MsgGUID: K+PDmZi/ScmAh7FUdVYYDA== X-IronPort-AV: E=McAfee;i="6700,10204,11363"; a="64693473" X-IronPort-AV: E=Sophos;i="6.14,225,1736841600"; d="scan'208";a="64693473" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Mar 2025 00:12:58 -0800 X-CSE-ConnectionGUID: ADzbJ8gKQlirm/Zs4gccwA== X-CSE-MsgGUID: YKZ/Fy1oTpyRI/egBsy9Sw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,225,1736841600"; d="scan'208";a="124052123" Received: from jkrzyszt-mobl2.ger.corp.intel.com (HELO localhost) ([10.245.246.135]) by fmviesa004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Mar 2025 00:12:52 -0800 From: Jani Nikula To: David Laight , Andy Shevchenko Cc: Vincent Mailhol , Yury Norov , Lucas De Marchi , Rasmus Villemoes , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Andrew Morton , linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Andi Shyti , David Laight , Dmitry Baryshkov Subject: Re: [PATCH v4 4/8] bits: introduce fixed-type BIT In-Reply-To: <20250305215027.5d9be1fa@pumpkin> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20250305-fixed-type-genmasks-v4-0-1873dcdf6723@wanadoo.fr> <20250305-fixed-type-genmasks-v4-4-1873dcdf6723@wanadoo.fr> <824dc1d1-14f0-433e-aa3f-679527b87077@wanadoo.fr> <20250305215027.5d9be1fa@pumpkin> Date: Thu, 06 Mar 2025 10:12:49 +0200 Message-ID: <87v7smwpa6.fsf@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Wed, 05 Mar 2025, David Laight wrote: > So it is even questionable whether BIT8() and BIT16() should even > exist at all. If nothing else, they do provide compile time checks for the bit being 0..7 and 0..15, respectively. BR, Jani. -- Jani Nikula, Intel