From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BCF63C0218F for ; Fri, 31 Jan 2025 17:32:28 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Yl2yg1zGxz30Vj; Sat, 1 Feb 2025 04:32:27 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=63.228.1.57 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1738344747; cv=none; b=gHUYPeDbVLWeNZwEzUpdfjVXgGZKCkwZeVf9N311NuamrNYBKkY8qDkQaOZ99CipdayaC3qEgoxbx36UKzvEW+reJXoXa75tXQ7TODePcnaq30dpoqC6CJg6wQeS2OohMbqTvA2Mm5h3+WuBvBfNa0SvaIQ42maB4Dw84vikNHBC8PS08DXwIGjhNLNelfjmItY6z3kLLIg1uONTkKdwKKCwHYZ/0dMBbYlQLbYhjyg7hgBFMViVzyBY4/niMu1wZqF63FqD6DybQaLtPlvlNIJsxEd/shmXFkuJO8vTDH2lIAb/2mNbhZvel8Foe6lWHtwjQNkC/zSrwV2kiewP5A== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1738344747; c=relaxed/relaxed; bh=uAxEjBuvNsnNijA8VRtmJbP9jn1jCLSeL5wxij3Sxh4=; h=Date:From:To:Cc:Subject:Message-ID:References:Mime-Version: Content-Type:Content-Disposition:In-Reply-To; b=bNkE/wEN9kauuxZSvaMv8f64DEOaA3RD0VgkPwr3+I29bCULTb2+rw9k0leowI+Meuo4awAx1rLprb7wwbVipHkB+A0UgYgO/k4O4QON/dbrInyD9Defd4RNE7jhrMPvfUIsQcpGqKtY13erDajeDkb8bcOHJvGOGh42Xe8nEScRC4Qz89t5h2MEEyfm26nZS4ZbQc31eeRMJLXRnNWjGZcwdNqCAp4FTpq8FIuKQSyUa0jJwuhCHrbQ8ESC5fI1WrN8uPdmhnLI8M01mYjIy323JfWsOabXY6n9y7+h/aC7E6N6sSYHhEkddxSl6QbpSpl12bruGqyA6SQ+D3W4qQ== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=kernel.crashing.org; spf=pass (client-ip=63.228.1.57; helo=gate.crashing.org; envelope-from=segher@kernel.crashing.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.crashing.org Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=kernel.crashing.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.crashing.org (client-ip=63.228.1.57; helo=gate.crashing.org; envelope-from=segher@kernel.crashing.org; receiver=lists.ozlabs.org) Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) by lists.ozlabs.org (Postfix) with ESMTP id 4Yl2yf2vJYz2yGk for ; Sat, 1 Feb 2025 04:32:26 +1100 (AEDT) Received: from gate.crashing.org (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id 50VHUNTc031340; Fri, 31 Jan 2025 11:30:23 -0600 Received: (from segher@localhost) by gate.crashing.org (8.14.1/8.14.1/Submit) id 50VHUN6I031339; Fri, 31 Jan 2025 11:30:23 -0600 X-Authentication-Warning: gate.crashing.org: segher set sender to segher@kernel.crashing.org using -f Date: Fri, 31 Jan 2025 11:30:23 -0600 From: Segher Boessenkool To: Paul Mackerras Cc: Nicholas Piggin , linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 4/5] powerpc: Define config option for processors without broadcast TLBIE Message-ID: <20250131173023.GG20626@gate.crashing.org> References: X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i On Wed, Jan 29, 2025 at 06:10:43PM +1100, Paul Mackerras wrote: > > Hate to bikeshed, but would it be annoying to make this an affirmative > > option? > > I guess we'd have to make all the platforms that do have broadcast > tlbie (and a book3s-64 MMU with radix) select that option. Which > would be powernv and pseries, I would think. If that's correct then > it's probably not too annoying. Should I do that in v2? Such an option would mean "this platform implements the Power architecture correctly". Interesting :-) Segher