From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f50.google.com (mail-wm1-f50.google.com [209.85.128.50]) (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 ABE7F242D88 for ; Sat, 15 Aug 2026 13:07:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786799266; cv=none; b=SENLWCK4eYHAlBq3fKjDhvJbzyEnYS9V3NyXj+JUHHZlb/rMukDlkk7ja8CQmBPjoH+TlYLpFe2b+M+inAW5GJPp8+KUHZcC82cITRAygvIcro0QF3XzP/yrXtcADGqxClJS23ONQpIHY3/YHSr1k/Vx8jGAEqDW36v8KqvBbuE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786799266; c=relaxed/simple; bh=0jndbey5Pvjf3v9MX03JkuXQsBTNP/XZ6T3cuUpF9wc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RiB6an9fHqXpllM2RnaiPUXMqzGBoNG0xPRcJDVel+MKBguBFsbHPHnl/L9xPzzic9bDGnCCVQinCNtDXLd9MSLn4gEU44dGO7Ac8jLLNkSedJI9GQuQZQ3WvQPDXu35a5ue0ol5y5XZ1YvnFJ+l2rZX9GoouFakd4ANDcoUkHs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=O80q31eV; arc=none smtp.client-ip=209.85.128.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com 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="O80q31eV" Received: by mail-wm1-f50.google.com with SMTP id 5b1f17b1804b1-4956242332dso19940785e9.2 for ; Sat, 15 Aug 2026 06:07:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786799262; x=1787404062; darn=lists.linux.dev; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=2daFPoDS4/53WEkckbjnmN8AXIA4cD/WTxo7tO7xRQI=; b=O80q31eVI5GBVOSCVZyEVGKmJ6o/7Cakyom58DCZHBseTOH/GeA8iuuoV84yTxuJoV 0EeAMzZ2KWQ3lmjpAgbmaZ7uf+Og2yWdDoiguZdY7RhD9JgJS9wMW/lABQMM/afFuWEg XJ4zt2rExgtWlgm0k/d9bFwenfM4Y/G0jE0KP/m9Q1D1TNBPIMyF05dtdsQ0v2mxWv5m 9UN6EgYZJeeUXV2ZkNGaBAVf8kieCSMpEqX32vTt3RLESaBoa+ioUx5iAlv+C3Gt7yo/ tmkQWHyOJLrtS4INIGhUhrc9o+bagWCBxQmr2JjSZvsyzGUB3njepF2Oq8IwwPw4+oCC z9zA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786799262; x=1787404062; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=2daFPoDS4/53WEkckbjnmN8AXIA4cD/WTxo7tO7xRQI=; b=Owh/tECa1kHYnQzxCFX2+0CuklLm3Ql3HUy44mby+Gd5J63wguWZ4kXpRd01xBy3X5 OGdY99dCnHAgxoMDA8kI9g0I+Gp6MHtIOzrckKPzn4JiK64Eznocv6Pe/Z3tYDXrvC65 QIgxHpvyVMsXrib3QHjdOm3YSmnX79q2JzfLRCAfYuqCGe78KL7EvKvJHVmbUJvh5Y5N jsaEzFf/bE8Tbd0GWbusXtfJ4iJc3HstesJ8JtdlisKKxiy2qEuaQkevxC7ItfHRMOe4 juhOFfy5N5tvhArAiQzLFV4zkqUuYxCylt/3myrek9ovgarfbxQV9gQNNcozajxd1HIv Gvkg== X-Forwarded-Encrypted: i=1; AHgh+Rq5mbQKairgepzvmwYIIcsFLocIXvS5C1p4OzWHGhHmk6eomgYj8oaNNZB7diH/9svSnsiE0u0=@lists.linux.dev X-Gm-Message-State: AOJu0Yx2OpZPzzSJd/8g5hLjpVofjPdkZFdQMclZd5gdjNOcKnLZ7QCb B3a+f7VWGSxs2J5N4FiLGg3JcGrEwXKHNrTWIeA5n7+v/t1DpTE5M5zl X-Gm-Gg: AR+sD13tF64p81Py107DrykNFZEDm0ufSQHIf/IPNsNDeGElDjZPWennqZqYXP7XG77 FQOYpDKdg+vlv9tUrDF3+BPfwkK83KF8IrB/wB2iEh9y24JzEzU7iTW08mWBZCixLJ3JQXNlXPK NY2SPY4wVJpLwVM/5M8WKDclHXf/Cf3lptctWVcOxueJKRH6EPcO9DetoGS50EwAKMYdaFN5EMy W9B8V0ojiRylAHW1e8FCwSyGmhnuqgDN3IHOfyrSeawcQ4F0FVJUat0fsIu6ucJ9bBT8H68XEat Ho+15HSUzo7QCrXS7WKJ5UckPsA6T8p919TZAyYYpNFaoFU5lmWzy8jorgNTRd9dxdACldmqek/ XbB5tUocUGOU5Bet42gU3riMxeyV5bVyQ7QmYLBURGX9M66lCqJoUa+O2XstDB2oB6jT/v88Q3n IXcy2QiVYPLL3NVpBr/NcL12TE2r+Om2FCZH7uCSjEnx9pDK4YmMwdInw5EqWqZRc/lYWYdIcUN 9cYERvOwYPcvS/oQnoxOuaM0jKdgI1f3FsyzIIzuyrkTI7pvhT5ASsccGWkcOek5EU/wna/mrTu mbAwdwdgNWW37/v8IFh9IFbQT0S3VN+R+ojcvqszla9gfunsyl/8UjXRSO9mTaPUuw== X-Received: by 2002:a05:600c:3b8f:b0:495:4491:b8c2 with SMTP id 5b1f17b1804b1-499906ce446mr55403245e9.3.1786799261853; Sat, 15 Aug 2026 06:07:41 -0700 (PDT) Received: from unknown748F3CBA5068 (dynamic-2a02-3100-aecb-d601-fc34-eb31-14a1-3704.310.pool.telefonica.de. [2a02:3100:aecb:d601:fc34:eb31:14a1:3704]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49988b1d33asm146700145e9.10.2026.08.15.06.07.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Aug 2026 06:07:40 -0700 (PDT) Date: Sat, 15 Aug 2026 15:07:38 +0200 From: Karl Mehltretter To: Marc Zyngier Cc: Oliver Upton , Sascha Bischoff , Paolo Bonzini , Jonathan Corbet , Shuah Khan , Jonathan Cameron , Timothy Hayes , kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Documentation: KVM: Fix the GICv5 KVM_IRQ_LINE PPI range Message-ID: References: <20260815092537.31737-1-kmehltretter@gmail.com> <86wltrzm5n.wl-maz@kernel.org> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <86wltrzm5n.wl-maz@kernel.org> On Sat, Aug 15, 2026 at 11:57:24AM +0100, Marc Zyngier wrote: > > + in-kernel GICv5: PPI, irq_id between 0 and 63 (incl.), and > > No. Please understand the difference between *implementation* and > *architecture*. Got it. That distinction could perhaps be clearer in api.rst, but 0-127 is intentional, not a missed doc update. > > + Userspace must query this attribute after initializing the VGIC with > > + KVM_DEV_ARM_VGIC_CTRL_INIT. > > + > > Must? Why? Userspace can perfectly live with ever querying this. Hah, yes. I meant "if you query this, you must do so after init to get anything other than zero" Please consider this patch withdrawn. Thanks, Karl