From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (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 BD53C29A9F9 for ; Sat, 25 Oct 2025 09:58:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761386310; cv=none; b=aPiof8BNFImoCpzAU0PatKiF4l55px7sm29U0Habiz3SVB5Tg5mZFX3mQjLeV8XpdvBV4TdL0SXBXSzN4ehcdV2yUaKojDqKD21qsbOzHeq6q5hrH+p3mBDyMg/HbLw6PWcvVZLa1/RFPXsnq62bsSn0dpaFEQHymQw1TfsrDJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761386310; c=relaxed/simple; bh=6l5Vz51AkX9dE5U2M+eNhhHt7xZJ041bitE7mKLMDbk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=R++7YcxlQi3IEQ/1lJCljLmxH1LpetyA9Ya13YKRsMcVcYapa1JwXgwpJgen/Gql+6972yaMHEXVyzSzTdAK6l0BaPgVlWMRXuAUg16wZQD5h+DrXusJMHMQ9J+vfs99MwNK39bBfz8hRO+c5y7ign5hh0TRLPBSo0vddl93pgQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=Q08AOXNr; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="Q08AOXNr" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 4625140E01FA; Sat, 25 Oct 2025 09:58:22 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id cg6j5_G3VMKG; Sat, 25 Oct 2025 09:58:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1761386297; bh=Ms6OfP7fnnzpCwdbYToJLw7bxMeGDjNJVbU9DiQwtVI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Q08AOXNrmI0dbWJn9pwr6BSQMn9Gj5/TVHljcN8YHbcvuD+VNTZRbqwL44BBvjVZr uDc6PfQq6NipuOghVTnlFaX/RAvaXT3VI5iGphL5efzfi3wLXXYUw7gYs2plxRXfZH In1Th1OjQzic6hFSn+qB6LuAl34Le0Q4Y0OLGxg4d/BikHHX6qTyq5byoBqvzTrMa3 5vxEBRuWO6nrk+gHIRjVeq5ndEqJS4pE6TGqZsWqLEe1GE41FIRupxCEeoNR3d2HcW amMMjVwHAdUHhVeEnRjtTZbLdK6+PQWSz7WoI/AD5wC56JDv7O8C8EIykrnAEOaEMa jrROfIb9JsMAQlIZIQC/YLFpnyIqCaCkK27wDMjZKy7l1L7b9vf8Y9QP72TAcnbW0s uhDNewwmvUepZiPYFR7U/cypvdozm1R10BnRvPY3y1Fd1Julhawl8u5Tu6z3ziD9qu 9aohJHRmSqRwyh7+YjOAQ13nY+l50ZIsUCjRgb/lIPVsoEDEa5PicRQI1Vl+QXmDUR IQeJnshJyT1d8x3bzTVz+jOP40CXW2NwqE2HeMDeQelEEr9dJtoPR3p9p39THROXFu 3lwQkxeWpS6cwbdlzpJSkrYdyN6WBQK1HB+sHX8DcegOZIciQwJNq090RfR949JAV6 eqKN1cBgm/zBdi36gQPiisQU= Received: from zn.tnic (pd9530da1.dip0.t-ipconnect.de [217.83.13.161]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with UTF8SMTPSA id E78F140E019F; Sat, 25 Oct 2025 09:57:49 +0000 (UTC) Date: Sat, 25 Oct 2025 11:57:43 +0200 From: Borislav Petkov To: Brendan Jackman Cc: Andy Lutomirski , Lorenzo Stoakes , "Liam R. Howlett" , Suren Baghdasaryan , Michal Hocko , Johannes Weiner , Zi Yan , Axel Rasmussen , Yuanchu Xie , Roman Gushchin , peterz@infradead.org, dave.hansen@linux.intel.com, mingo@redhat.com, tglx@linutronix.de, akpm@linux-foundation.org, david@redhat.com, derkling@google.com, junaids@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, reijiw@google.com, rientjes@google.com, rppt@kernel.org, vbabka@suse.cz, x86@kernel.org, yosry.ahmed@linux.dev Subject: Re: [PATCH 01/21] x86/mm/asi: Add CONFIG_MITIGATION_ADDRESS_SPACE_ISOLATION Message-ID: <20251025095743.GUaPyfF5YRbZxTYu9s@fat_crate.local> References: <20250924-b4-asi-page-alloc-v1-0-2d861768041f@google.com> <20250924-b4-asi-page-alloc-v1-1-2d861768041f@google.com> <20251024223746.GTaPv_uiyc0wd1fPjV@fat_crate.local> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On Fri, Oct 24, 2025 at 11:32:30PM +0000, Brendan Jackman wrote: > Sure, CONFIG_ASI sounds great to me, if it sounds good to you :) Meh, I'm just being practical. :) > And yeah if someone doesn't know what ASI is, they probably don't know > what ADDRESS_SPACE_ISOLATION is either to be honest. The Kconfig file > has a nice place to document it. Right. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette