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From: Christoph Hellwig <hch@infradead.org>
To: Yonatan Maman <ymaman@nvidia.com>
Cc: nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	linux-rdma@vger.kernel.org, linux-mm@kvack.org,
	herbst@redhat.com, lyude@redhat.com, dakr@redhat.com,
	airlied@gmail.com, simona@ffwll.ch, jgg@ziepe.ca,
	leon@kernel.org, jglisse@redhat.com, akpm@linux-foundation.org,
	dri-devel@lists.freedesktop.org, apopple@nvidia.com,
	bskeggs@nvidia.com
Subject: Re: [PATCH v1 0/4] GPU Direct RDMA (P2P DMA) for Device Private Pages
Date: Tue, 15 Oct 2024 21:23:35 -0700	[thread overview]
Message-ID: <Zw8_x0Tvux9IMbly@infradead.org> (raw)
In-Reply-To: <20241015152348.3055360-1-ymaman@nvidia.com>

On Tue, Oct 15, 2024 at 06:23:44PM +0300, Yonatan Maman wrote:
> From: Yonatan Maman <Ymaman@Nvidia.com>
> 
> This patch series aims to enable Peer-to-Peer (P2P) DMA access in
> GPU-centric applications that utilize RDMA and private device pages. This
> enhancement is crucial for minimizing data transfer overhead by allowing
> the GPU to directly expose device private page data to devices such as
> NICs, eliminating the need to traverse system RAM, which is the native
> method for exposing device private page data.

Please tone down your marketing language and explain your factual
changes.  If you make performance claims back them by numbers.



  parent reply	other threads:[~2024-10-16  4:23 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-15 15:23 Yonatan Maman
2024-10-15 15:23 ` [PATCH v1 1/4] mm/hmm: HMM API for P2P DMA to device zone pages Yonatan Maman
2024-10-16  4:49   ` Christoph Hellwig
2024-10-16 15:04     ` Yonatan Maman
2024-10-16 15:44     ` Jason Gunthorpe
2024-10-16 16:41       ` Christoph Hellwig
2024-10-16 17:44         ` Jason Gunthorpe
2024-10-17 11:58           ` Christoph Hellwig
2024-10-17 13:05             ` Jason Gunthorpe
2024-10-17 13:12               ` Christoph Hellwig
2024-10-17 13:46                 ` Jason Gunthorpe
2024-10-17 13:49                   ` Christoph Hellwig
2024-10-17 14:05                     ` Jason Gunthorpe
2024-10-17 14:19                       ` Christoph Hellwig
2024-10-16  5:10   ` Alistair Popple
2024-10-16 15:45     ` Jason Gunthorpe
2024-10-17  1:58       ` Alistair Popple
2024-10-17 11:53         ` Jason Gunthorpe
2024-10-15 15:23 ` [PATCH v1 2/4] nouveau/dmem: HMM P2P DMA for private dev pages Yonatan Maman
2024-10-16  5:12   ` Alistair Popple
2024-10-16 15:18     ` Yonatan Maman
2024-10-15 15:23 ` [PATCH v1 3/4] IB/core: P2P DMA for device private pages Yonatan Maman
2024-10-15 15:23 ` [PATCH v1 4/4] RDMA/mlx5: Enabling ATS for ODP memory Yonatan Maman
2024-10-16  4:23 ` Christoph Hellwig [this message]
2024-10-16 15:16   ` [PATCH v1 0/4] GPU Direct RDMA (P2P DMA) for Device Private Pages Yonatan Maman
2024-10-16 22:22     ` Alistair Popple
2024-10-18  7:26     ` Zhu Yanjun
2024-10-20 15:26       ` Yonatan Maman

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