From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 A1AC61FE478; Fri, 21 Feb 2025 19:02:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740164561; cv=none; b=c1XhK+MwXiBjATAd/5vwe9kHIapl1wsqQt9C8xOhZPOmONOskw4+qYlOGAOQiSronGpjK0MeJSDiELq0/OQciS8uaKOh7uiKKtd6LxmaBaE+ODhtDl7TInIGmQEDtdrA4aOddIgU2lqnM8X0f0hFN8Vj5TOISi1DdR9AcRaPh9g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740164561; c=relaxed/simple; bh=ckrF6AUDfvq7FWGQfleb7mSuyOHJa8ww6kbR2Qu/3ZU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RmU945/o6w2URsD1BBfTVLdA6NCD6/Pg4R1Q7uEMmoWwC9oITexuRaQH4boZdRgrTQ6tiz/FLmyEY5Kyaf/Bspi7PZfOGsQtOeZjKBuD8cSCYbxd7LQGy/ZxcyzqykTJls3zF2rnbQShstmekcjqBpDHDa8+bohhxNyVrd9/ya4= 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=UpmaA3MD; arc=none smtp.client-ip=90.155.92.199 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="UpmaA3MD" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; 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=DqbC3vH33yfexMVl+lCvyvg9tBCu02Oen0YWhCqFLxo=; b=UpmaA3MDmdjvgVBWFyw+x66hA8 MXKj6mOZZzj/2pi4U5hEoIN16OPt00NVNUKzTAmbio8iXvthJC2JK+rJr1qV8nqHWrg0IDbjCRqkB 2kmJwl/QKn87zZOTniUwRGj0lcp49dygjAsrLKgIxmeNK/iyUhBQT8cYv6cjk3mUgNHq0zcG6has6 yvnfl0etQOBqNxenW181P7i4Y7Sq3gm4DsMB4ux2ZWjq/va70aJcu77/kZsQlP7qVEfPah+OlDt1L g+opGVVtXjd6jCSdcrPJJmhFilAB/TBw9kyPnLHxE2IflXN5Pxo7tOSRx+83X2YHdgHvnE6ExQXKk gSPOb/rw==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1tlYIH-00000002iMb-1UZP; Fri, 21 Feb 2025 19:02:37 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id F2B55300783; Fri, 21 Feb 2025 20:02:36 +0100 (CET) Date: Fri, 21 Feb 2025 20:02:36 +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: <20250221190236.GD7373@noisy.programming.kicks-ass.net> References: <20250214192210.work.253-kees@kernel.org> <174015048551.10177.4353365227122906077.tip-bot2@tip-bot2> <20250221190024.GC7373@noisy.programming.kicks-ass.net> 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: <20250221190024.GC7373@noisy.programming.kicks-ass.net> On Fri, Feb 21, 2025 at 08:00:24PM +0100, Peter Zijlstra wrote: > 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! I've zapped the commit.