From: Jakub Kicinski <kuba@kernel.org>
To: Tariq Toukan <ttoukan.linux@gmail.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com,
pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org,
tariqt@nvidia.com, hawk@kernel.org
Subject: Re: [PATCH net-next 1/4] eth: mlx4: create a page pool for Rx
Date: Tue, 11 Feb 2025 11:44:28 -0800 [thread overview]
Message-ID: <20250211114428.6dc9c7e3@kernel.org> (raw)
In-Reply-To: <8eab9a5a-ce82-4291-8952-5e5c4610e0b0@gmail.com>
On Tue, 11 Feb 2025 21:18:46 +0200 Tariq Toukan wrote:
> > - if (xdp_rxq_info_reg(&ring->xdp_rxq, priv->dev, queue_index, 0) < 0)
> > + pp.flags = PP_FLAG_DMA_MAP;
> > + pp.pool_size = MLX4_EN_MAX_RX_SIZE;
> > + pp.nid = node;
> > + pp.napi = &priv->rx_cq[queue_index]->napi;
> > + pp.netdev = priv->dev;
> > + pp.dev = &mdev->dev->persist->pdev->dev;
> > + pp.dma_dir = DMA_BIDIRECTIONAL;
>
> I just noticed one more thing, here we better take the value from
> priv->dma_dir, as it could be DMA_FROM_DEVICE or DMA_BIDIRECTIONAL
> depending on XDP program presence.
ack!
next prev parent reply other threads:[~2025-02-11 19:44 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-05 3:12 [PATCH net-next 0/4] eth: mlx4: use the page pool for Rx buffers Jakub Kicinski
2025-02-05 3:12 ` [PATCH net-next 1/4] eth: mlx4: create a page pool for Rx Jakub Kicinski
2025-02-06 19:44 ` Tariq Toukan
2025-02-06 23:04 ` Jakub Kicinski
2025-02-11 18:01 ` Tariq Toukan
2025-02-11 19:06 ` Jakub Kicinski
2025-02-11 19:11 ` Tariq Toukan
2025-02-11 19:21 ` Tariq Toukan
2025-02-11 19:23 ` Jakub Kicinski
2025-02-11 19:38 ` Tariq Toukan
2025-02-11 19:18 ` Tariq Toukan
2025-02-11 19:44 ` Jakub Kicinski [this message]
2025-02-05 3:12 ` [PATCH net-next 2/4] eth: mlx4: don't try to complete XDP frames in netpoll Jakub Kicinski
2025-02-06 19:50 ` Tariq Toukan
2025-02-06 23:05 ` Jakub Kicinski
2025-02-05 3:12 ` [PATCH net-next 3/4] eth: mlx4: remove the local XDP fast-recycling ring Jakub Kicinski
2025-02-05 3:12 ` [PATCH net-next 4/4] eth: mlx4: use the page pool for Rx buffers Jakub Kicinski
2025-02-05 18:05 ` Ido Schimmel
2025-02-05 19:11 ` Jakub Kicinski
2025-02-06 12:57 ` [PATCH net-next 0/4] " Tariq Toukan
2025-02-06 15:58 ` Jakub Kicinski
2025-02-11 18:05 ` Tariq Toukan
2025-02-11 18:50 ` Jakub Kicinski
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