From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 E64F336167B; Mon, 28 Sep 2026 01:43:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790559784; cv=none; b=IK4HRqzhPFqih1Y5qV3CtDeQJAhvUJB+4sO5Oiz+p78NDEwMj6N0NGR6SWsFVcVa4LcdUyCW4+abhv0IepC13Ls5Zw93RZgNWsbzXadgvdWDDIF+s8XBZyRjHSjOlVfsaSnqUNdiXyy1g3gIvJ62+5htIJ/YGs0Zzc4cRKi1UBg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790559784; c=relaxed/simple; bh=HXKXb5JZRospMRUHUw+Z4H5A2vrEC2iJXWc8qpH9Stk=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=PZMxwSEuNEKZHH27BEMYz66cJV06J5viDpbwM/FSdJcoCYgNIHZjbcIaUKSwpmrkb1ocfBOLHvwn+CvPWxNBQVXklNWZuOLpRo2FHNu1Rdg71DcjRK8TIkLSFst69wd29sSN4+buXnwun96sgZ7zucPkNyBa8xEqRSYO7kcD1v8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NlGX0lRL; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NlGX0lRL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A9A31F000FF; Mon, 28 Sep 2026 01:43:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790559782; bh=Es8dRj20DG6Vq1rK4SdzQ0T20/g97SDbXZ0T85gLATw=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=NlGX0lRLWqgYnETjb6zXk6dcKBZiVnhr+hWaFIQfWZFnnO6N//hFpZR4zGPANVV1k azCK/CVd+HzU+iwGUF+4vrwyeV5cDvsk+jmlWAS5qpMiU0S3ljZXKj9CNMJSULuGk9 ImttRVNUIWDXoj7k2qbtIfir14X8v04yAuSfA8nbtdXBJ/o9/FNfzWaqG3YTrGrMmh GB5jAmyvgXRMiD2c0VlQxOt2iEG1vFf3cyhMrzdVoIltPpNbRX/F1/emH8TG9mAaTh P2EDNJryFrbUkNwUGtvxzMtqdJH8LYOhOSgSVFi81Buna+lfWU0Q5WgtJxceRFm6pr hcUcK8nucCayw== From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 13/22] PCI/CMA: Add a PCI TSM CMA driver using SPDM Reply-To: sashiko-reviews@lists.linux.dev To: alistair23@gmail.com Cc: linux-cxl@vger.kernel.org, linux-pci@vger.kernel.org, ojeda@kernel.org, gary@garyguo.net In-Reply-To: <20260928011123.450800-14-alistair.francis@wdc.com> References: <20260928011123.450800-1-alistair.francis@wdc.com> <20260928011123.450800-14-alistair.francis@wdc.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 28 Sep 2026 01:43:01 +0000 Message-Id: <20260928014302.7A9A31F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > From: Alistair Francis >=20 > Component Measurement and Authentication (CMA, PCIe r6.2 sec 6.31) > allows for measurement and authentication of PCIe devices. It is > based on the Security Protocol and Data Model specification (SPDM, > https://www.dmtf.org/dsp/DSP0274). >=20 > CMA-SPDM in turn forms the basis for Integrity and Data Encryption > (IDE, PCIe r6.2 sec 6.33) because the key material used by IDE is > transmitted over a CMA-SPDM session. >=20 > As a first step, add support for authentication via a CMA TSM driver. >=20 > This was previously discusd here: > http://lore.kernel.org/69976d7d39c60_2f4a1009@dwillia2-mobl4.notmuch > [ ... ] > Co-developed-by: Wilfred Mallawa > Signed-off-by: Wilfred Mallawa > Co-developed-by: Lukas Wunner > Signed-off-by: Lukas Wunner > Signed-off-by: Alistair Francis Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260928011123.4508= 00-1-alistair.francis@wdc.com?part=3D13