From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 DF0BC250BE2; Fri, 21 Feb 2025 19:00:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740164428; cv=none; b=OCfz1HbyaKh6le1yITr77eqbkUv8XKIdWSoLVs36UGFHDUpLXr0T8xoZwzWb8EDSpjmH/f9SOC9aPbaSLGj7WGiQ5N/jSAX44l91R5uiHS1tUMrhpaSz2421vPnEbpVd8ANKi/GDjYBVdnBU9Te1SaTBt4kaBauFesZFHmWQwk8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740164428; c=relaxed/simple; bh=2DJbcPAlnmYMg/YH6xv67yojqyIGpaXTXrcVoLnrrfA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VW3ET7w9ZmPXK9919vj2eicEypC5C2Y13AVLHQpaNUg55kBdjuEoZsfAvJeiV373FjOc96nlyJkh+R2aOZGyfAem1Df4eqhOxm1lfkDk7tlDmmj8G1Uf3gF0OKejpE/ACkt+DOjwAjWA16GTN+HQczFw5Pe7Myq+8L1QcvJZvUs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=MYyLuZLZ; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="MYyLuZLZ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=80g6ycMVxqflWxvtoHRcSfE10QKxloxso5cwvGKnSvg=; b=MYyLuZLZ4Ruqj5DBd02jx+ghLE XMwDvhVd0x9r3DMifzKMqmOPr8Q7Mar89fES9ef/TcWNwIq9Ll7RPbnYQdPJsBtUVSBEYQuKxbBQd nQyyssymKwPzulVzmsq0ftbzTswuoG/G/R17RNsJT6CFA7x8w2JSKnBcSHkJjwWkpa81pcMHJ2EGC HSW9zO/ajr6AcA0Mic1STfhcemHm8gq4Frf68e9snsk9T5BMAdKekuiELKoD29D5U7cGekrn0fWkd UiiAUbN2edhc8eyMNScAxHmWBVCeCglaCRf0xJOO5rn67vT4EEjEcWoz7NT/s1feHk59d9FzWDwfj vVtXlHdg==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1tlYG8-0000000EmdZ-37a3; Fri, 21 Feb 2025 19:00:24 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 661CD30066A; Fri, 21 Feb 2025 20:00:24 +0100 (CET) Date: Fri, 21 Feb 2025 20:00:24 +0100 From: Peter Zijlstra To: linux-kernel@vger.kernel.org Cc: linux-tip-commits@vger.kernel.org, Kees Cook , Ingo Molnar , Linus Torvalds , "H. Peter Anvin" , x86@kernel.org Subject: Re: [tip: x86/cpu] x86/kcfi: Require FRED for FineIBT Message-ID: <20250221190024.GC7373@noisy.programming.kicks-ass.net> References: <20250214192210.work.253-kees@kernel.org> <174015048551.10177.4353365227122906077.tip-bot2@tip-bot2> 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=us-ascii Content-Disposition: inline In-Reply-To: <174015048551.10177.4353365227122906077.tip-bot2@tip-bot2> On Fri, Feb 21, 2025 at 03:08:05PM -0000, tip-bot2 for Kees Cook wrote: > The following commit has been merged into the x86/cpu branch of tip: > > Commit-ID: f12315780faf1cbfe00991077a1e8c8e4c201f3b > Gitweb: https://git.kernel.org/tip/f12315780faf1cbfe00991077a1e8c8e4c201f3b > Author: Kees Cook > AuthorDate: Fri, 14 Feb 2025 11:22:21 -08:00 > Committer: Ingo Molnar > CommitterDate: Fri, 21 Feb 2025 15:38:11 +01:00 Ingo, seriously NO!