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Date: Tue, 28 Jul 2026 11:03:19 -0600
From: Keith Busch <kbusch@kernel.org>
To: Zhiping Zhang <zhipingz@meta.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>,
	Michael Guralnik <michaelgur@nvidia.com>,
	Sumit Semwal <sumit.semwal@linaro.org>,
	Christian Konig <christian.koenig@amd.com>,
	Alex Williamson <alex@shazbot.org>,
	Bjorn Helgaas <bhelgaas@google.com>, kvm@vger.kernel.org,
	linux-rdma@vger.kernel.org, linux-pci@vger.kernel.org,
	dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v12 0/4] vfio/dma-buf: add TPH support for peer-to-peer
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Message-ID: <amjg1x6QuEHtGp4M@kbusch-mbp>
References: <20260715204008.3911275-1-zhipingz@meta.com>
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In-Reply-To: <20260715204008.3911275-1-zhipingz@meta.com>

On Wed, Jul 15, 2026 at 01:39:55PM -0700, Zhiping Zhang wrote:
> This series adds TLP Processing Hints (TPH) support to the VFIO dma-buf
> export path, allowing importing drivers (e.g. mlx5) to use the
> exporter's steering tag when performing peer-to-peer DMA into a
> VFIO-owned device.

Thanks, Zhiping. This looks good to me.

Acked-by: Keith Busch <kbusch@kernel.org>