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=1793704343; b=IbnmY2AgHsEERMJdQ35doggLgyGted+4aS0fbN0jrSCzk72g6U2ZX4BTJ7jrv2VANK90 GLxydH3KMnbfRZ00ttIR6RCEISu6ltHZLQChnLTZeE+omIRRLMq116tBgDeI6rFgsOq9L ZdxQl2VzZ9h2/A9YTiTESCFs/rWeIs7AL4vI04y89WCYLKeAlk+ZO6vvDjpc6GhqHIxyq NXDIYiiCYO1QS0Z2A4DpPZhjOJ4n3F2qsaLyQ/+mdtNP7V16wYs1awF5/igRooRu1jPnZ IXw/xEGYF1Qn3bX3Xy7n0cUCjiIoKY4BsnU2krpfx8oogaf8dbf44VRHfh956ArATJA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793704343; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=gsXaHh1ZsicVKDnKNW5k0/VP5zTJ413aiugM0n7w/GU=; b=FWAJ9kUUFnWg81/hp/Ts57fv8e4o/X5P6HVj81xR6VHMT/6voX+3BJmwQrdSziJxqF4q LnQBTqUIECLOLFSKmrpFIwzAd+XQh8sqrL2PTUWUWMM/KqEGx4iX2h/FcDJ6x8442IM0z w0K17WC3cJGOzwLVs9uqcvzGuSA8oM5zTD40/RI/Vv+p8dCcxiuXgVnhyvVEdIrCKhAnj F3Eqw13hBGtrGIaqBSuBSC7ZTTUS9QyGaLrNmjtlLmzlQsBz3F6tKRJ/F2CCjWyT9/N3g NVlDZqsL7e69/SHBI1W6UP64y1Zw2r6QNC4ig0Wog8RYvbAsXPn1eD0fCvYhxryNAfQ== 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=KAdfhyk0; 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 0CFE5606FAE8; Tue, 3 Nov 2026 11:12:22 +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=KAdfhyk0 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 768DB1F000C1; Tue, 3 Nov 2026 11:12:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793704342; bh=gsXaHh1ZsicVKDnKNW5k0/VP5zTJ413aiugM0n7w/GU=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=KAdfhyk0ZQntPV/zG2QBrNrWlmjaEBkpymkcJNNKyuqgwFkcetfD2CJSUqilPXOM5 3bf+XcPeGRR29v2oA4qLGjgh8xc2r6zACnpR1/l1Fm5qDqnbqh0y1gAQmUjZSnKNHB chKLUSnn27ylcWbJWmkhdjzrGynghz9khJ2Rsu1FmzbAu5ajdJRepY89qmsJ7O6EAE HO30VFtUHZ1zDC37KGzqtI7maV+HW/iBxEbMp1ciT4ZYciMC2tRbXX3eCO9QuaJGmS BewD/NKK67KyV0zIeJkHW9n6UDOwUs7FVkJ07MyM8FTaRLJnCkCrR4e6O3gIcGP410 nyOv+jaNSCLDQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v12 16/19] PCI/P2PDMA: Document TLP-class routing Reply-To: sashiko-reviews@lists.linux.dev To: "Leon Romanovsky" Cc: linux-pci@vger.kernel.org, linux-rdma@vger.kernel.org In-Reply-To: <20261103-fix-p2p-acs-v4-0-v12-16-912101f93517@nvidia.com> References: <20261103-fix-p2p-acs-v4-0-v12-0-912101f93517@nvidia.com> <20261103-fix-p2p-acs-v4-0-v12-16-912101f93517@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 03 Nov 2026 11:12:22 +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 > The P2PDMA documentation leaves Relaxed Ordering and ATS-translated > Requests undefined, although routing now depends on their attributes. >=20 > Describe the three TLP-sensitive ACS controls and the outcomes for each > class. Clarify that Direct Translated P2P and Relaxed Ordering cannot > create an internal route between sibling functions when hardware lacks th= at > route. >=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/20261103-fix-p2p-ac= s-v4-0-v12-0-912101f93517@nvidia.com?part=3D16