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 D666A3A29F; Wed, 15 May 2024 06:15:35 +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=1715753736; cv=none; b=bibSqVgqoAXg7g11scenR7vEj2rFGs3RticXVaaXdwAlFEiUGOE7sYsy2xhqStsqmL00VhD1bz3iYyxhBHu0ckb0m/M+6efRTzssivxfdPMzgPzkyJFhMJCZ2iZkFMqFtYcHmC8q1Q0XDgc2+ylc2ZT/9SPxZLQ1dJIcTkY4Jlg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715753736; c=relaxed/simple; bh=QW0ePSHkW552niEBjTaVu6MQs1tT30hlRqsaoskf3Vs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fdNzNmIINBwnZ/7xTx51v+fTM6PU/eKmbi6bcNhiXfNAgFBcxwH7+D32vXlPOSnOo1BSq+K+rPjcO+CmAeQONoM61o3WVqks8mFMzC6lNjDXkzPOshvhuewTT+bLlVtH9foZLyVLdA0ujM0luOCVoHTj+hL5DEiaqwptp5C6bWI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=0BWte8rQ; 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="0BWte8rQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EDAB6C2BD11; Wed, 15 May 2024 06:15:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1715753735; bh=QW0ePSHkW552niEBjTaVu6MQs1tT30hlRqsaoskf3Vs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=0BWte8rQZ/gV8H3Pk2iX4yEv1WsPvTennu4dSZquli4mIjgs0Uqi3q0ry2063Zkpz /YUzWPtzPbqJiwxUKgN2m0O1NeKM60tLfp7jJkh8xKOrkTDBpn92Mi+uGjjn9i/NNu KcvFt3pVBAmRI7Gbh09hKqEqeSquBMOVleHz2TFE= Date: Wed, 15 May 2024 08:15:32 +0200 From: Greg Kroah-Hartman To: Andrew Donnellan Cc: stable@vger.kernel.org, patches@lists.linux.dev, Nayna Jain , Russell Currey , Stefan Berger , Michael Ellerman , Sasha Levin Subject: Re: [PATCH 6.1 088/236] powerpc/pseries: Implement signed update for PLPKS objects Message-ID: <2024051524-polyester-preoccupy-2236@gregkh> References: <20240514101020.320785513@linuxfoundation.org> <20240514101023.710898376@linuxfoundation.org> <9d093600382fb412381827365a5a342d632d1269.camel@linux.ibm.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=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <9d093600382fb412381827365a5a342d632d1269.camel@linux.ibm.com> On Wed, May 15, 2024 at 10:01:06AM +1000, Andrew Donnellan wrote: > On Tue, 2024-05-14 at 12:17 +0200, Greg Kroah-Hartman wrote: > > 6.1-stable review patch.  If anyone has any objections, please let me > > know. > > > > ------------------ > > > > From: Nayna Jain > > > > [ Upstream commit 899d9b8fee66da820eadc60b2a70090eb83db761 ] > > > > The Platform Keystore provides a signed update interface which can be > > used > > to create, replace or append to certain variables in the PKS in a > > secure > > fashion, with the hypervisor requiring that the update be signed > > using the > > Platform Key. > > > > Implement an interface to the H_PKS_SIGNED_UPDATE hcall in the plpks > > driver to allow signed updates to PKS objects. > > > > (The plpks driver doesn't need to do any cryptography or otherwise > > handle > > the actual signed variable contents - that will be handled by > > userspace > > tooling.) > > > > Signed-off-by: Nayna Jain > > [ajd: split patch, add timeout handling and misc cleanups] > > Co-developed-by: Andrew Donnellan > > Signed-off-by: Andrew Donnellan > > Signed-off-by: Russell Currey > > Reviewed-by: Stefan Berger > > Signed-off-by: Michael Ellerman > > Link: > > https://lore.kernel.org/r/20230210080401.345462-18-ajd@linux.ibm.com > > Stable-dep-of: 784354349d2c ("powerpc/pseries: make max polling > > consistent for longer H_CALLs") > > Signed-off-by: Sasha Levin > > This is a new feature and I don't think it should be backported. > 784354349d2c can be backported by dropping the > plpks_signed_update_var() hunk. > Now dropped and fixed up, thanks. greg k-h