From: Dragos Tatulea <dtatulea@nvidia.com>
To: Tariq Toukan <tariqt@nvidia.com>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>
Cc: Saeed Mahameed <saeedm@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
Mark Bloch <mbloch@nvidia.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Jesper Dangaard Brouer <hawk@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
Stanislav Fomichev <sdf@fomichev.me>,
Cosmin Ratiu <cratiu@nvidia.com>,
Simon Horman <horms@kernel.org>,
Jacob Keller <jacob.e.keller@intel.com>,
Lama Kayal <lkayal@nvidia.com>,
Michal Swiatkowski <michal.swiatkowski@linux.intel.com>,
Carolina Jubran <cjubran@nvidia.com>,
Nathan Chancellor <nathan@kernel.org>,
Daniel Zahka <daniel.zahka@gmail.com>,
Rahul Rameshbabu <rrameshbabu@nvidia.com>,
Raed Salem <raeds@nvidia.com>,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
Gal Pressman <gal@nvidia.com>
Subject: Re: [PATCH net-next V2 1/5] net/mlx5e: XSK, Increase size for chunk_size param
Date: Sun, 5 Apr 2026 08:30:51 +0200 [thread overview]
Message-ID: <adIANNrS8QspFy0b@x13> (raw)
In-Reply-To: <20260403090927.139042-2-tariqt@nvidia.com>
On Fri, Apr 03, 2026 at 12:09:23PM +0300, Tariq Toukan wrote:
> [...]
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.h
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.h
> @@ -8,7 +8,7 @@
>
> struct mlx5e_xsk_param {
> u16 headroom;
> - u16 chunk_size;
> + u32 chunk_size;
> bool unaligned;
Sashiko says [1]:
"""
Is it possible that users will still fail to create XSK pools with 64K
chunk sizes because of an existing limit in mlx5e_xsk_is_pool_sane()?
[...]
"""
Yes, it is possible. XSK is not yet supported fo 64K pages. This series
adds 64K page support only for plain XDP.
[1] https://sashiko.dev/#/patchset/20260403090927.139042-1-tariqt%40nvidia.com?part=1
Thanks,
Dragos
next prev parent reply other threads:[~2026-04-05 6:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-03 9:09 [PATCH net-next V2 0/5] net/mlx5e: XDP, Add support for multi-packet per page Tariq Toukan
2026-04-03 9:09 ` [PATCH net-next V2 1/5] net/mlx5e: XSK, Increase size for chunk_size param Tariq Toukan
2026-04-05 6:30 ` Dragos Tatulea [this message]
2026-04-03 9:09 ` [PATCH net-next V2 2/5] net/mlx5e: XDP, Improve dma address calculation of linear part for XDP_TX Tariq Toukan
2026-04-03 9:09 ` [PATCH net-next V2 3/5] net/mlx5e: XDP, Remove stride size limitation Tariq Toukan
2026-04-03 9:09 ` [PATCH net-next V2 4/5] net/mlx5e: XDP, Use a single linear page per rq Tariq Toukan
2026-04-05 6:08 ` Dragos Tatulea
2026-04-06 15:43 ` Jakub Kicinski
2026-04-06 16:31 ` Mark Bloch
2026-04-06 18:30 ` Jakub Kicinski
2026-04-06 19:50 ` Mark Bloch
2026-04-06 19:13 ` Nicolai Buchwitz
2026-04-06 19:52 ` Mark Bloch
2026-04-07 0:43 ` Jakub Kicinski
2026-04-03 9:09 ` [PATCH net-next V2 5/5] net/mlx5e: XDP, Use page fragments for linear data in multibuf-mode Tariq Toukan
2026-04-07 11:50 ` [PATCH net-next V2 0/5] net/mlx5e: XDP, Add support for multi-packet per page patchwork-bot+netdevbpf
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