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=1793874058; b=RkpEbtT1Cnh3LEvPG8GsDT45SiIaXGw0i49wQP3Ux9k+3szebAEC0We1RS/R2ef4kffw wQoEDSKXsTtleNPzkIP/K0B6pY/Ahapn6ySdal3of2f5ASGz6KM0k+G5WokhBUyBnfURV l4LuONOAo89hamG3KziGjrDwARSD2teLu6DDMLPLlJnwMC/Wl+qxPHeYadXbRXkPjXm+u orGUme81nUcrAp6hTHTdVdQY3ThF3pP7om9wrqqvBCpS6X3E1ufaaoH8CZzqR+ROsvHyL dVCSqS+OsgeJ/eH5z/vTaTOW3b+Cf1SKgeS43DWAln7TqcbRqlV60NMG5OOwDDHA3gQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793874058; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=YkVvu6jzHleIPKd2R8xexkUCXS3crCz63cuoBe36KSk=; b=sRCmxJ+ITP9wqDtuO7ByWrXuQxPBHERLsdGE8otg1YdhuhEub7xktYx61ZyJQ6PoMVh3 CLfWnkWJmljpNRPxU1Gs+b/u3M4yI3eZTSoukBYmB77CDtyELxj9oGsOm+1ZEpjKZ8aTk ttNTFmFAzH2Cpr2JPxZgzZ1QGVYQlFJyVWusooQGNF+6sNnXfYD3jrvItLuRI0VN+oyhR XjWkXD8U/cljORIJ/A/6jDN3GCah12FWWx2LbwjQHtjXwmeNmhpxkN2yZKzlmvWw+bQKt kD6bfIbNGcB9xTrVLoO7vvjgaqGYXxvj1fylbzQ2mlPYdTImA1+2MR6gRdXFF5fhHkQ== 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=mtspw2iy; 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 60D3B606EE9B; Thu, 5 Nov 2026 10:20:58 +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=mtspw2iy Received: by smtp.kernel.org (Postfix) with ESMTPSA id CA3451F00A02; Thu, 5 Nov 2026 10:20:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793874058; bh=YkVvu6jzHleIPKd2R8xexkUCXS3crCz63cuoBe36KSk=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=mtspw2iye3EyY24gCn2kFRodqlgQS3RXKqxeAqUITEfdcvrIZDFx1ZMj4VGzNlEKv vjJqhB10OEmtQKF6lMl/P37BLMm4KIalGed6yBsU0uPB7gwaN4rydWprwcuutAnBvS juu7aY3YYjTbHw+GygNhp0CzePbjG3S1M/8BH3XZuRX5kmpupHtbt3TC7LiSjSDIug ceYD3n70kIaZspKmvxhAsbtTD3drqANSxLbPVcw6KS43khszk0JezZ2grWXZo13nLR YM48LEhpZIB2jUqXwIZJuN4pZNCDanA0fjKHl1vJvBZWMiq85tQYmlH5GF87+7jZiC wCxJrkT1tOr+Q== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v13 19/19] PCI/P2PDMA: Test the routing of clients with ATS enabled Reply-To: sashiko-reviews@lists.linux.dev To: "Leon Romanovsky" Cc: linux-pci@vger.kernel.org, linux-rdma@vger.kernel.org In-Reply-To: <20261105-fix-p2p-acs-v4-0-v13-19-3dd065907c3b@nvidia.com> References: <20261105-fix-p2p-acs-v4-0-v13-0-3dd065907c3b@nvidia.com> <20261105-fix-p2p-acs-v4-0-v13-19-3dd065907c3b@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 05 Nov 2026 10:20:57 +0000 X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Leon Romanovsky >=20 > A client that enables ATS for the whole device must never be handed a > bus address, and Translation Blocking must reject its peer-to-peer > traffic even when the caller asks for the default class. That has to > hold for answers taken from the cache as well. >=20 > Cover those on the fabricated fabric, together with a client that > declared per-mapping ATS keeping the per-class answers and a client > without ATS answering for the Untranslated Requests it will issue. >=20 > 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-fix-p2p-ac= s-v4-0-v13-0-3dd065907c3b@nvidia.com?part=3D19