From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793965423; b=g9FPKgLtrVGEetHYHruD/TjfpnsxkMkg1luasEQCROnxdok8bpxQ4frbSMJE6fYXuerP bVvKpLJo17UG3u+7HPCIpxpVdR8WK36H/HxZYkbG0EwTWwcPDLOn+MPabVYdhLiRkkUnn TyM9phMzf4kvSuEnZZls9+WFhuzREd6FucQNs/7eR10KlmMF2efdm7RTbEx6k5ZaMbBPq 1Da/3/4Pk80CfejREyAH6JOVVEz/Rs8HPFRBW7TiVHgwlLZfSBtL0MO2ShEqvqRn6YjwZ kmJ48gFYizVXPbl7wRAhMbgbtN/8GnOl3UoS3wsmNmeqPAaoPyiNtV+NGumgc+7ytMg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793965423; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=0sY6whUUX2vqc7mDj/L4VgEe2WX0ix3Orvb8NCUGY9c=; b=qsoDqc9erCtld8viy8k4LbplqXdGDP0caRfFPPFQK+ZTY63OFc3kgNfciOTei2AwoceH FKPQ9eG72jgdwtDJjiiJ8vIkwTh0ax08UNPaclY1G+gwdFca12Xyjqc568ZytSN7KOJg/ aMX2RXq0ocUzYjuBLnrA5q+6D4jO54R/6UthJOD4YqLD4mqPCQFQJD/sFHwlNDJkckZoT KBI222OVzJF8aAv5Yc7pyOHVl/h5UNozZYouNpkKjsBL3rXvePHl3vUvwUQo0tigKYFsq sCOUoYXMUYKmEHL1MjO/iGEKJoQZBevi70+TqZhJmopdIUdE0BTUObBeVsns3eUECYQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=mijxhO+f; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3CE99606D811; Fri, 6 Nov 2026 11:43:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=mijxhO+f Received: by smtp.kernel.org (Postfix) with ESMTPSA id B9EA61F008A1; Fri, 6 Nov 2026 11:43:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793965423; bh=0sY6whUUX2vqc7mDj/L4VgEe2WX0ix3Orvb8NCUGY9c=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=mijxhO+fH2Z2sPeXAZM78WoGpkduVSLR3o1JKhLiOtU7OtuyXEsqmUpIF5+TBoUnb I8XoqrNtZp78fIUX4+UNrZ3RQXOuvEZRHRmvD79mWXH3kCooPJT9U/HMzXELDKjyNU 1y47a9P93YNIdx50l82AFASvnGA9wgBIRaGBwO2DlYPB4CI39N1pbv/U9ghfEa5RSO 2g1R4wqil54Va9JXUpqc2ISgByRBDSpH98Yue4YXcSrJeYAdkpSpcVDSxpaai9X9wU tHhPBpdn2VzYOyUgLXJG+olv3BFOGOVintQtb+1VUkCqMcsds05NS5uljfSL0xv81N clGaCE0RzAMOg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 07/17] cdx: Propagate DMA configuration errors Reply-To: sashiko-reviews@lists.linux.dev To: "Leon Romanovsky" Cc: linux-usb@vger.kernel.org, linux-pci@vger.kernel.org In-Reply-To: <20261105-device-trust-core-v1-7-1e536825b4eb@nvidia.com> References: <20261105-device-trust-core-v1-0-1e536825b4eb@nvidia.com> <20261105-device-trust-core-v1-7-1e536825b4eb@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 06 Nov 2026 11:43:42 +0000 X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Leon Romanovsky >=20 > CDX reports successful DMA configuration when firmware setup defers or > default-domain acquisition fails. Driver probing can then proceed without > the required DMA setup or IOMMU ownership. >=20 > Return the configuration result so driver core stops or defers probing > instead of allowing a driver to use a rejected domain. >=20 > Fixes: 2959ab247061 ("cdx: add the cdx bus driver") > Signed-off-by: Leon Romanovsky Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261105-device-tru= st-core-v1-0-1e536825b4eb@nvidia.com?part=3D7