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 DFF9B429CF6 for ; Thu, 6 Aug 2026 11:33:57 +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=1786016038; cv=none; b=VuILVd1loUUbpBtUabQRj9DLPT8z2fA0G2faVp689SpNVkUNb49vE2bixbvtt3YxPPYAHdUfXF4WgYULWaybseimKsct4yfOSCLdnKbIksoe/EPa1U7a2C9sMF4y8art9Rsl73OSL0lZHUfGWHefT6PSfvrPiEuzSK+IWS5oEq4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786016038; c=relaxed/simple; bh=GsAkJfEFMhAUJ0nID5V6SqiNPiDAXLLn0tSHVX9uJ0k=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=s5DCIZ1Tp/i258StXJWUQ1N/DmoY5SIPzZyd8ix6ay9Wo+O5RufdHJ9PIL91ejSw19DhDmJmOG45E2zomPZc5lUHsbKAnIEzDDlR1rJt+L6MI1YO7XU0bvmUq8od6s7kciIIXQNQP820BihUtCWMqnz1IURWtcA/hWiUtA+JSBY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GvKIO3G9; 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="GvKIO3G9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4B94E1F000E9; Thu, 6 Aug 2026 11:33:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786016037; bh=GsAkJfEFMhAUJ0nID5V6SqiNPiDAXLLn0tSHVX9uJ0k=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=GvKIO3G9qNZx7MUxN90fyp2lFKOmvl7iYjQc/jk2ODvtDwKpsS6MlvUqp2PQlY/GX 8kU/S6tBS453mdEyK0O+qeowsbsTr2cnoi6DEfE/CPsnH82R8TN3Y74/7AcWqD+shx Y6eLvgdJkLI8PljsOgIw5eNPMfxRMrHKixDh83/x9qJA3sYClZw/eDJufrE39fEewy 4iHacXTTt8LxxvmBSyo0/lX+VS9rlHaEZWnjqz5U0RQNqxaa41eafvwIPLYHHraY3T rJun9/Ur00v8Nag9eB9exjvMk7YCyFnNN5p+e2h/jowk6db58wSSBuJKtn+XuT+wXk F5Kh3979U5waw== From: sashiko-bot@kernel.org Subject: Re: [PATCH v2 07/13] PCI/P2PDMA: Derive peer-to-peer routing from ACS control bits Reply-To: sashiko-reviews@lists.linux.dev To: "Leon Romanovsky" Cc: linux-pci@vger.kernel.org In-Reply-To: <20260806-fix-p2p-acs-v2-7-0cec14812965@nvidia.com> References: <20260806-fix-p2p-acs-v2-0-0cec14812965@nvidia.com> <20260806-fix-p2p-acs-v2-7-0cec14812965@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 06 Aug 2026 11:33:56 +0000 Message-Id: <20260806113357.4B94E1F000E9@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > From: Leon Romanovsky >=20 > The redirect test reports an upstream redirect for any ACS redirect or > egress control bit. PCIe r7.0, sec 6.12.3, table 6-11 ties the outcome to > the control bits and the target vector, and an enabled egress control bit > alone does not redirect. Compute the result from the control bits so the > vector can be honored next, using the host-bridge route while the peer > target is unknown. >=20 > Reviewed-by: Logan Gunthorpe > Signed-off-by: Leon Romanovsky Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260806-fix-p2p-ac= s-v2-0-0cec14812965@nvidia.com?part=3D7