netdev - Re: [PATCH bpf-next v3 2/2] bpf: implement map_gen

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Message-ID: <D9400F0D-2C5C-421E-9CC1-3D4975D7A56E@gmail.com>
Date:   Fri, 25 Oct 2019 11:19:08 -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,
        "Maciej Fijalkowski" <maciej.fijalkowski@...el.com>,
        bpf@...r.kernel.org, magnus.karlsson@...il.com,
        magnus.karlsson@...el.com, toke@...hat.com
Subject: Re: [PATCH bpf-next v3 2/2] bpf: implement map_gen_lookup() callback
 for XSKMAP



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

> From: Maciej Fijalkowski <maciej.fijalkowski@...el.com>
>
> Inline the xsk_map_lookup_elem() via implementing the map_gen_lookup()
> callback. This results in emitting the bpf instructions in place of
> bpf_map_lookup_elem() helper call and better performance of bpf
> programs.
>
> Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@...el.com>

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