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From: Leon Romanovsky <leon@kernel.org>
To: "Christian König" <christian.koenig@amd.com>
Cc: Zhiping Zhang <zhipingz@meta.com>,
	kvm@vger.kernel.org, linux-rdma@vger.kernel.org,
	linux-pci@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Bjorn Helgaas <bhelgaas@google.com>,
	Alex Williamson <alex@shazbot.org>,
	Jason Gunthorpe <jgg@ziepe.ca>
Subject: Re: [PATCH v13 0/5] vfio/dma-buf: add TPH support for peer-to-peer access - ping
Date: Tue, 15 Sep 2026 14:37:52 +0300	[thread overview]
Message-ID: <20260915113752.GK13683@unreal> (raw)
In-Reply-To: <c0c8dea4-1571-482e-be33-f965c7c357d2@amd.com>

On Fri, Sep 11, 2026 at 09:58:28AM +0200, Christian König wrote:
> Hi Zhiping,
> 
> sorry I'm completely underwater at the moment and don't have time to take another look at the full set.
> 
> But IIRC you already fixed my documentation requirements and skimming over the patch once more I can't see anything wrong of hand.
> 
> So feel free to add Acked-by: Christian König <christian.koenig@amd.com> to patch "dma-buf: add optional get_pci_tph() callback" and push it upstream through the VFIO channels.

Christian,

I'm slightly confused here. In the other thread, you expressed concerns
about having PCI details common to every device in the P2P world in the
dma-buf code, but here you seem fine with adding a niche P2P feature.

Thanks,

  parent reply	other threads:[~2026-09-15 11:37 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-31 21:15 [PATCH v13 0/5] vfio/dma-buf: add TPH support for peer-to-peer access Zhiping Zhang
2026-07-31 21:15 ` [PATCH v13 1/5] PCI/TPH: treat reserved 0b10 completer encoding as unsupported Zhiping Zhang
2026-07-31 21:38   ` sashiko-bot
2026-09-15 22:19   ` Bjorn Helgaas
2026-09-15 23:14     ` Zhiping Zhang
2026-07-31 21:15 ` [PATCH v13 2/5] PCI/TPH: Add requester/completer type helpers Zhiping Zhang
2026-07-31 21:40   ` sashiko-bot
2026-08-03  1:21   ` fengchengwen
2026-09-15 22:23   ` Bjorn Helgaas
2026-09-15 23:27     ` Zhiping Zhang
2026-07-31 21:15 ` [PATCH v13 3/5] dma-buf: add optional get_pci_tph() callback Zhiping Zhang
2026-07-31 21:37   ` sashiko-bot
2026-07-31 21:15 ` [PATCH v13 4/5] vfio/pci: implement get_pci_tph and DMA_BUF_TPH feature Zhiping Zhang
2026-07-31 21:38   ` sashiko-bot
2026-07-31 21:15 ` [PATCH v13 5/5] RDMA/mlx5: get tph for p2p access when registering dma-buf mr Zhiping Zhang
2026-07-31 21:48   ` sashiko-bot
2026-07-31 22:59     ` Zhiping Zhang
2026-09-23 19:11   ` Zhiping Zhang
2026-09-24  1:13   ` fengchengwen
2026-09-24  6:24     ` Zhiping Zhang
2026-09-24 23:30       ` Jason Gunthorpe
2026-09-25  6:17         ` Zhiping Zhang
2026-09-28 17:29           ` Jason Gunthorpe
2026-09-28 21:47             ` Zhiping Zhang
2026-09-30 12:13               ` Leon Romanovsky
2026-10-05 21:33                 ` Zhiping Zhang
2026-08-14 18:08 ` [PATCH v13 0/5] vfio/dma-buf: add TPH support for peer-to-peer access Zhiping Zhang
2026-09-02 20:53   ` Zhiping Zhang
2026-09-10 21:46     ` [PATCH v13 0/5] vfio/dma-buf: add TPH support for peer-to-peer access - ping Zhiping Zhang
2026-09-11  7:58       ` Christian König
2026-09-14 16:44         ` Zhiping Zhang
2026-09-15 20:49           ` Alex Williamson
2026-09-16  0:17             ` Zhiping Zhang
2026-09-15 11:37         ` Leon Romanovsky [this message]
2026-09-15 12:59           ` Christian König
2026-09-15 13:37             ` Leon Romanovsky

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