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From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Saeed Mahameed <saeedm@mellanox.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	netdev@vger.kernel.org, Tariq Toukan <tariqt@mellanox.com>,
	Eugenia Emantayev <eugenia@mellanox.com>,
	brouer@redhat.com
Subject: Re: [net-next 10/13] net/mlx5e: Add support for XDP_REDIRECT in device-out side
Date: Mon, 30 Jul 2018 15:06:37 +0200	[thread overview]
Message-ID: <20180730150637.0336d65b@redhat.com> (raw)
In-Reply-To: <20180730141021.78b8260f@redhat.com>


On Mon, 30 Jul 2018 14:10:21 +0200 Jesper Dangaard Brouer <brouer@redhat.com> wrote:

> On Thu, 26 Jul 2018 15:56:44 -0700 Saeed Mahameed <saeedm@mellanox.com> wrote:
> 
> > +int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
> > +		   u32 flags)
> > +{
[...]
> > +		xdpi.dma_addr = dma_map_single(sq->pdev, xdpf->data, xdpf->len,
> > +					       DMA_TO_DEVICE);
> > +		if (unlikely(dma_mapping_error(sq->pdev, xdpi.dma_addr))) {
> > +			drops++;  
> 
> I think you are missing a xdp_return_frame_rx_napi(xdpf) here.

I see it already got applied... I'll send a fixup later...

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer

  parent reply	other threads:[~2018-07-30 14:41 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-26 22:56 [pull request][net-next 00/13] Mellanox, mlx5e updates 2018-07-26 (XDP redirect) Saeed Mahameed
2018-07-26 22:56 ` [net-next 01/13] net/mlx5e: Replace call to MPWQE free with dealloc in interface down flow Saeed Mahameed
2018-07-26 22:56 ` [net-next 02/13] net/mlx5e: Do not recycle RX pages " Saeed Mahameed
2018-07-26 22:56 ` [net-next 03/13] net/mlx5e: Gather all XDP pre-requisite checks in a single function Saeed Mahameed
2018-07-26 22:56 ` [net-next 04/13] net/mlx5e: Restrict the combination of large MTU and XDP Saeed Mahameed
2018-07-26 22:56 ` [net-next 05/13] net/mlx5e: Move XDP related code into new XDP files Saeed Mahameed
2018-07-26 22:56 ` [net-next 06/13] net/mlx5e: Add counter for XDP redirect in RX Saeed Mahameed
2018-07-26 22:56 ` [net-next 07/13] net/mlx5e: Make XDP xmit functions more generic Saeed Mahameed
2018-07-26 22:56 ` [net-next 08/13] net/mlx5e: Refactor XDP counters Saeed Mahameed
2018-07-26 22:56 ` [net-next 09/13] net/mlx5e: Re-order fields of struct mlx5e_xdpsq Saeed Mahameed
2018-07-26 22:56 ` [net-next 10/13] net/mlx5e: Add support for XDP_REDIRECT in device-out side Saeed Mahameed
2018-07-30 12:10   ` Jesper Dangaard Brouer
2018-07-30 13:05     ` Tariq Toukan
2018-07-30 13:06     ` Jesper Dangaard Brouer [this message]
2018-07-30 13:09       ` Tariq Toukan
2018-07-30 16:20         ` Jesper Dangaard Brouer
2018-07-30 17:49           ` [net-next PATCH] mlx5: handle DMA mapping error case for XDP redirect Jesper Dangaard Brouer
2018-07-31  6:35             ` Tariq Toukan
2018-07-31 16:47               ` David Miller
2018-07-26 22:56 ` [net-next 11/13] net/mlx5e: RX, Prefetch the xdp_frame data area Saeed Mahameed
2018-07-26 22:56 ` [net-next 12/13] net/mlx5e: TX, Move DB fields in TXQ-SQ struct Saeed Mahameed
2018-07-26 22:56 ` [net-next 13/13] net/mlx5e: TX, Use function to access sq_dma object in fifo Saeed Mahameed
2018-07-27  4:33 ` [pull request][net-next 00/13] Mellanox, mlx5e updates 2018-07-26 (XDP redirect) David Miller

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