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=1793703674; b=WkPs6hdtlob/bIhNMee4d6X3hbvk2WRP3mjgWVsyffDBs21nDgMtKKUYn3rMJJFMxq1d 8SimJpXbGc8859Xr5nF8Uj3pcC7mwsTIh2BZIIQHpvTemNVfxN//QvtU3UYjWBHiHiFa/ P0gFUHdRCWuz8NrB9aUotqdc2JHB2WYHDAp1vX53xprzKoKQIF6ZSPMrUg0nMX7nScG1l h/YcViLnpsxbuX9q+JtkzVFGfTErGcvibNfvOyYm28Km6f0R443pYjIa5mySbFN4rVBnY kCEKrwZU33dZFFfrPxqaRGmjMzq7EZorudM2mv6zc3/9K6VrLbVViwyKtC9iv2iDnqw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793703674; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=cl+qXrYBK3Dn4Wp2G6IIXmlYIeTQTjN9b0WxKrWnONE=; b=bprMYKhLO3UqUodXOw64rSxIvnaOeYk79mC73ModJbu5BEPkhlM2yzE37LmlDN5PLnP/ uXX0ONfbEvC18S6H1FEUybEj+hNhCbgp1BUU2OYPtu0eV+YqnJXOMGCQoGku7oQIlkn4t LbPOguC18VlshirTo71JCr0+1vSoyqjVNxxZTFVjDNqMvb+DUNXu/hVXrlRW8Dy7gmPlp rPl17NoNjwOBcd0hOl/G+ESvC+96a4DtfXBLRvSuPh2O17I2HbCQ8Nb4qgeOxTCqAfkjD gzJTv3dKPfjyN1vxPlaVjIm/qTGbSyEZSauhgCMu3X6G8GXRqfFKW8lMwzterjFCv0Q== 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=lfQsfley; 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 5F50D606A339; Tue, 3 Nov 2026 11:01:14 +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=lfQsfley Received: by smtp.kernel.org (Postfix) with ESMTPSA id 16CFD1F00A15; Tue, 3 Nov 2026 11:01:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793703674; bh=cl+qXrYBK3Dn4Wp2G6IIXmlYIeTQTjN9b0WxKrWnONE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=lfQsfleyOTjBcuYCZeiFKsTF4Nu1CLRwayu9x6A7wRg4x/3gZ/tWUAObQDNyQUBZJ ahj4XfqeLdDJPRhj8w34DyI2SPqqkoPa+34qGKFBauU+tA70eR51V/hCCs0SkKIGI8 c81Aebmfq//+bSnR4Hlw2xR7kYZ32sznaazu6h3GtzKUFo1+zWMIfIaXRS8YP+oj7l Tfi6mEg6iEdtPV36ZC/KPNeQh9TNOA+jHQFrxIDx7O7fZ5dnoIzZsYh0/2ZCyFMJHL FCwYitBIzmrePkXkGsZQVOR63G4H27FQqcJhXiLJGyLdfJHfzldyVAf1JThroSGIv3 cDW0O3jazBCDg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v12 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: <20261103-fix-p2p-acs-v4-0-v12-12-912101f93517@nvidia.com> References: <20261103-fix-p2p-acs-v4-0-v12-0-912101f93517@nvidia.com> <20261103-fix-p2p-acs-v4-0-v12-12-912101f93517@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 03 Nov 2026 11:01:13 +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/20261103-fix-p2p-ac= s-v4-0-v12-0-912101f93517@nvidia.com?part=3D12