From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 AB8F74DC53E for ; Wed, 13 May 2026 17:48:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778694492; cv=none; b=LPlzItOAe2ynIij/LJkMTanb8/r3IAsQrSQ5r4XxbeczIzEY0Bku3+0oeDXd+3ZPe1ghKtvnD/twvlfYjJG861cd9KX4w4zwzGPleoXNGL7nA6O5IRbO3H9jvnrGeiv+brPFVmkTO5YgYlIMDbhuEOD8JN9b2BiMeXOBOs07tDs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778694492; c=relaxed/simple; bh=W8K6K3nflatcrDcFWZ44vwWeShDNSdBA6HdkYP7C55M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cUABUmiViWpdVV+FvObMevncrPKphrTN1kw+sf3qE0PTVt7YdLFyXg2LHxAIfpjDDbjqL1QL/mp0B0cE9JDrHasX/jV+6aHw3eq745FwI+sdvaFMis6NQirTvnebB+0nr1pQNxtjNpGO7qmT/XwxflNp8sxc8fc2A0zXgip4oTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=tV+v/RFa; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=Kfk0hQPu; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="tV+v/RFa"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="Kfk0hQPu" Date: Wed, 13 May 2026 19:48:08 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1778694490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=W8K6K3nflatcrDcFWZ44vwWeShDNSdBA6HdkYP7C55M=; b=tV+v/RFaTW8GVpeO6EvQToRbMvz0xOODdIkfO205iiXxBk8pvQyMSS1ifZaLVAPSTqwVlb yKWvhH28uOAaunRzjekOODMKbInqN9C0hkpQMAldxuogVfLoJCAwuGrHiUkCVXaQBze8QF XYpEgZqQkTpEasCpd0pSoJ6WulbxoW1XWuZ1VSs4DA4AilyRN41Bv69iJ7dHYa63NDoW3K EcUMrvvCS5kygkId0meKHKJg/TkV5MuEPIg2zQ0np/GSrBm0MYhMKtAD1fPenvcTsx1kEm dKBBe9ihB0FpoHWE7KfMQRch5yKPx3duXf3ZZuaAGHyTcVxeRKa3BAFyts1o+A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1778694490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=W8K6K3nflatcrDcFWZ44vwWeShDNSdBA6HdkYP7C55M=; b=Kfk0hQPuL1RJh1aze765xUUUtPdq3n1C3jv1iIi6DWTX9QyXfJ0ThmILdzumo7mAxFD8nZ SL87eLLcNQY/83Cw== From: "Ahmed S. Darwish" To: Borislav Petkov Cc: Dave Hansen , Ingo Molnar , Thomas Gleixner , Andrew Cooper , "H. Peter Anvin" , Sean Christopherson , David Woodhouse , Peter Zijlstra , Christian Ludloff , Sohil Mehta , John Ogness , x86@kernel.org, x86-cpuid@lists.linux.dev, LKML Subject: Re: [PATCH v6 10/90] x86/cpu: Rescan CPUID table after disabling PSN Message-ID: References: <20260327021645.555257-1-darwi@linutronix.de> <20260327021645.555257-11-darwi@linutronix.de> <20260511200032.GAagI1YMP51EzCo7dn@fat_crate.local> <20260512143412.GDagM6ZLBpvt6X3jzq@fat_crate.local> <20260513152742.GDagSYbheCBWwNeVj-@fat_crate.local> <20260513165128.GFagSsEPFCogQu7n5t@fat_crate.local> <20260513173842.GJagS3InAztdvoiPGl@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=us-ascii Content-Disposition: inline In-Reply-To: <20260513173842.GJagS3InAztdvoiPGl@fat_crate.local> On Wed, 13 May 2026, Borislav Petkov wrote: > > Maybe... later... > > Right now the *only* thing we wanna do *first* is the conversion. Which is > a huuge undertaking in itself. > > So please no more unrelated changes and "it would be good to do this and > that." That can be done later. > > If we find a bug while doing so then it is very likely an existing bug which > we'll fix immeditely and continue with the conversion. > > Once everything has been converted and the dust settles, *then* w can do > improvements ontop. Sounds good.