netdev - Re: [PATCH bpf-next v3 1/2] xsk: store struct xdp_sock as a flexible array member of the XSKMAP

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Message-ID: <BE3EE2D6-2BAC-4540-94EE-1EC5928777E6@gmail.com>
Date:   Fri, 25 Oct 2019 11:18:39 -0700
From:   "Jonathan Lemon" <jonathan.lemon@...il.com>
To:     "Björn Töpel" <bjorn.topel@...il.com>
Cc:     netdev@...r.kernel.org, ast@...nel.org, daniel@...earbox.net,
        jakub.kicinski@...ronome.com,
        "Björn Töpel" <bjorn.topel@...el.com>,
        bpf@...r.kernel.org, magnus.karlsson@...il.com,
        magnus.karlsson@...el.com, maciej.fijalkowski@...el.com,
        toke@...hat.com
Subject: Re: [PATCH bpf-next v3 1/2] xsk: store struct xdp_sock as a flexible
 array member of the XSKMAP



On 25 Oct 2019, at 2:32, Björn Töpel wrote:

> From: Björn Töpel <bjorn.topel@...el.com>
>
> Prior this commit, the array storing XDP socket instances were stored
> in a separate allocated array of the XSKMAP. Now, we store the sockets
> as a flexible array member in a similar fashion as the arraymap. Doing
> so, we do less pointer chasing in the lookup.
>
> Signed-off-by: Björn Töpel <bjorn.topel@...el.com>

Acked-by: Jonathan Lemon <jonathan.lemon@...il.com>