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=1793873972; b=R5mtkb9lNx39HEmMCUH0v6BlPmp+KxkXfNoGGnh/SB4hkvsaj7JOGA0giDLQqhhjXt91 /2Ng7E4bO8tai0FI/ClUyW4YtUNdRANUDYkzsG3mRQzkcLQfFQHhK8p5lxN7RQfhiT6ER +4GwW59w+U9s/WCOf4cb6RJD9OKqiao/Wugkbm0nJFFfSOzr2cu+s7tIvCY6avhsrxy2P MF3MoiVp6sY6RFQhTd9XnCOHhgGEqg3l0tt2sXndzYYRzMCVV9ydzrEZIp/0T/ZXulUa2 TBxYWBeQImIzIfesrPuGOPIxszRpGFhLT3zXkW3IqEbZsUE9+7r8cvBx91B72eLxsRA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793873972; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=piXRLwwlQ2YwnJkQvK6sFGLDTgkz41fUnz6cSk/EtMo=; b=JnB3qlbCW4vb3cdT7b/kY6DSmCQGW73r13RYLldNdoEGW6zh+BMwWuBsvcbzFKSj/fpn XlZWCVGd5FJ+0vHt3WyfVb7iRDtiHU4CFVINjWwPJk30S+mAFSV693NBB6e3NPMheyjM5 fbkejLS7/IJ/3/VbmI7iBEviBiEptBmgqt32tMxtFANhrD9vEXQu13Fg5coQOYqlvv4LJ MOGmIuuMn+aqb6WNsYAuv9clUEdscn9R9tfqB9Bg/6qEsDC9kRCbb1Hyi3Scr6VYm+0P1 jzw7bWEUPPDziGx3deLqJ6mXiytJba6RAq6t+MZVkf3deXdtbNd0Wnfm8peg09mQ5+w== 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=RnG++yvO; 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 9C37A606A32E; Thu, 5 Nov 2026 10:19:32 +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=RnG++yvO Received: by smtp.kernel.org (Postfix) with ESMTPSA id 180591F00A16; Thu, 5 Nov 2026 10:19:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793873972; bh=piXRLwwlQ2YwnJkQvK6sFGLDTgkz41fUnz6cSk/EtMo=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=RnG++yvOtAs+Sjvq9m/Cfzs0+dKJ+h0/sw0z09afy/h520NrUNUJkvsQ1KtZAnirA kpWpmU5quQfmFeFEiT5OtM/RcNtdq6APeIb4JCPx5fKPkE5uM+EfAXsR5ss93sNGBp E69JIeWDPJctcZ1WTrFWZnF/mH+YGguQJoKATvLbgKPKHJ1wbBFJFFtgwrBD2cySJs qHMj1fGmQrGOjuRvqgoA64LT8ym4S+gWNNORgNnxp3l0xAS4jhs9W2ENA++0Ay5iBb Pp+jXBAh53PIrLcRmJe5F4RgrPdusXiOdjyBwSVJ8F7YIILFqAkClvMTEH3rNvz4+n I+/xtJqyYgQyw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v13 12/19] PCI/P2PDMA: Log detailed ACS routing diagnostics 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-v13-12-3dd065907c3b@nvidia.com> References: <20261105-fix-p2p-acs-v4-0-v13-0-3dd065907c3b@nvidia.com> <20261105-fix-p2p-acs-v4-0-v13-12-3dd065907c3b@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 05 Nov 2026 10:19:31 +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 > When P2PDMA rejects a mapping, existing warnings identify only the final > ACS or host-bridge result. They omit topology, live controls, divergence > ports, cache state, and intermediate routing decisions. >=20 > Emit debug-level messages for verbose calculations and cache lookups. > Report both paths, decoded ACS controls, directional decisions, host > fallback, and the final mapping. The messages stay silent until enabled, > and the existing warnings are unchanged. >=20 > Reviewed-by: Logan Gunthorpe > Tested-by: Tushar Dave > 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=3D12