From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 554323218A8 for ; Thu, 11 Sep 2025 12:33:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757594030; cv=none; b=ZFTTNklQfjSz0ZX/YQEEd6lKCBeCSI2S9nEtn4L9VyWv+2BI4fJY2gEAJbogD9F9CK+xxDy5zN6+D/IsMtpny7ETXw89kK/m3enOY84nqVs6JS1JD9AVtuNK651m78GZIdpbCI8sJpCXvlx6oP+IwDBwA/q+ZTzuJ8CCbRHj3K4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757594030; c=relaxed/simple; bh=+zZDoU3RMVfY7CmmHvEQ+55FKorNCfzqosyGDwrK99g=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=i8MDRfvSawJ376fm86U5+mutOD/wL8VRe/8L8aocTQJcnHR/I/4FCVbw1GA+MVSUbXIhR0+6AqKw/RUASzfyKHKRmXMOfsp2A893T4TohdlgXonPqz1kDUbctSlKPczP3bllBjVJRil58QNn6g2PD/DdyNV+7QQIYWUo7WqmMS0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=04ujhs6L; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="04ujhs6L" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75E5DC4CEF0; Thu, 11 Sep 2025 12:33:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1757594029; bh=+zZDoU3RMVfY7CmmHvEQ+55FKorNCfzqosyGDwrK99g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=04ujhs6L6oeC3C29iSP0XkrTznQLFRB6bW/nOT5IDOdUpni8rf+O7KusGXbj2TiP+ 8X5+WSviExTP7CoEcSnJPN/n+8saeASRxoyb/11ofC6p2JQ+OgXCgPtqmF3z+zz85Q n/t7RKEGetHTghb5V5GpuuLegK1ELsVFjzIk6Qrg= Date: Thu, 11 Sep 2025 14:33:46 +0200 From: Greg KH To: Boris Ostrovsky Cc: stable@vger.kernel.org, sashal@kernel.org, bp@alien8.de Subject: Re: [PATCH v3 5.15.y 1/3] KVM: x86: Move open-coded CPUID leaf 0x80000021 EAX bit propagation code Message-ID: <2025091158-cloak-murky-d3bd@gregkh> References: <20250910002826.3010884-1-boris.ostrovsky@oracle.com> <20250910002826.3010884-2-boris.ostrovsky@oracle.com> Precedence: bulk X-Mailing-List: stable@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: <20250910002826.3010884-2-boris.ostrovsky@oracle.com> On Tue, Sep 09, 2025 at 08:28:24PM -0400, Boris Ostrovsky wrote: > From: Kim Phillips > > Commit c35ac8c4bf600ee23bacb20f863aa7830efb23fb upstream This isn't in 6.1.y, so backporting it only to 5.15.y feels "odd" and will trigger our scripts trying to figure out why. Why is only needed here? Things were fixed differently in 6.1.y, or is 6.1.y not affected here? thanks, greg k-h