netdev - Re: [PATCH bpf-next 0/2] xsk: support redirect to any socket bound to the same umem

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Date: Tue, 06 Feb 2024 04:10:26 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Magnus Karlsson <magnus.karlsson@...il.com>
Cc: magnus.karlsson@...el.com, bjorn@...nel.org, ast@...nel.org,
 daniel@...earbox.net, netdev@...r.kernel.org, maciej.fijalkowski@...el.com,
 yuvale@...ware.com, bpf@...r.kernel.org
Subject: Re: [PATCH bpf-next 0/2] xsk: support redirect to any socket bound to the
 same umem

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@...nel.org>:

On Mon,  5 Feb 2024 13:35:49 +0100 you wrote:
> This patch set adds support for directing a packet to any socket bound
> to the same umem. This makes it possible to use the XDP program to
> select what socket the packet should be received on. The user can
> populate the XSKMAP with various sockets and as long as they share the
> same umem, the XDP program can pick any one of them.
> 
> The implementation is straight-forward. Instead of testing that the
> incoming packet is targeting the same device and queue id as the
> socket is bound to, just check that the umem the packet was received
> on is the same as the socket we want it to be received on. This
> guarantees that the redirect is legal as it is already in the correct
> umem.
> 
> [...]

Here is the summary with links:
  - [bpf-next,1/2] xsk: support redirect to any socket bound to the same umem
    https://git.kernel.org/bpf/bpf-next/c/2863d665ea41
  - [bpf-next,2/2] xsk: document ability to redirect to any socket bound to the same umem
    https://git.kernel.org/bpf/bpf-next/c/968595a93669

You are awesome, thank you!
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