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 E3585511E9F; Tue, 13 Oct 2026 14:40:07 +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=1791902409; cv=none; b=KtnrI4l0Z2tPEYaCFugEGubVhJEIU8rsigod/WRnVniehs0RrfGVKkN1wHepSbxgNPVaplb0JGGyLh1FbXj1VzhcU1tdKaNiqdZzTAYoDO/xfODP0rc8MJpB/+vyZXl2+Rf0xCpW3s7WPnwPBlZEiBMytLsdZSMGrnPXAaQCQNA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791902409; c=relaxed/simple; bh=lwaHNQ3/lRUyFTUXqAp1xPdqMZqv7HbXC4Bz+FVwTAE=; h=Message-ID:From:Subject:To:Cc:In-Reply-To:References:Content-Type: Date; b=cqoxY94Mp9vbfZ2thIOb/8cxIo0MJ6Wu4yhR99WU6g/h0F6BdXkJVNeTnvh8HG3L4zpmuOIlydZfGlpBVlO5NVAQOZHLBKBb+K2yNaoIAo9TSlg0XuoVKlfWf8Y2yTRB3GWt6+Qu1JZDdoP7qVMCdN9Gs7f4gkGWBZ1RjVzJkb4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XmvQHvDf; 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="XmvQHvDf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4D371F00893; Tue, 13 Oct 2026 14:40:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791902407; bh=lwaHNQ3/lRUyFTUXqAp1xPdqMZqv7HbXC4Bz+FVwTAE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=XmvQHvDfltDF1iSeOOKqU0vytgQl717QC+FdQNvZP1jYKwTTCZYFNt1ZEv+J9S5pY iWBHaQvygTtFJvsXKSWSbx5GVMTwkSpBeZ3SbGiw/qJ3APgmEaVUlnS5mKwVldhSR+ PTGNJ89wkrYy6PeXVH0k5YG0VDKEst9HZPIW+GnOeU3wEcV2hXnDawGLRtvuNqnh4x BCqzXCFKuLqjn5ESidxg/nRBuItqvo+MQ29Dh11DvICnoIPTyDyJl11TnZ5cBa5hQp VlEF3fnrPI9SpkK/nnQGiI2QI/1Qusbsc/KatNBu3321Y6gCvC3q7mmpHBFLKJd5T6 BtfK+mxzou+VA== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v11 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: <20261013-fix-p2p-acs-v4-0-v11-12-72cf8c96e617@nvidia.com> References: <20261013-fix-p2p-acs-v4-0-v11-0-72cf8c96e617@nvidia.com> <20261013-fix-p2p-acs-v4-0-v11-12-72cf8c96e617@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 13 Oct 2026 14:40:07 +0000 Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > 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. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261013-fix-p2p-ac= s-v4-0-v11-0-72cf8c96e617@nvidia.com?part=3D12