netdev - Re: [PATCH bpf-next v2 5/6] libbpf: Add bpf_get_link_xdp_info() function to get more XDP information

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Message-Id: <20191108.134338.1116276927138635214.davem@davemloft.net>
Date:   Fri, 08 Nov 2019 13:43:38 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     toke@...hat.com
Cc:     daniel@...earbox.net, ast@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, brouer@...hat.com,
        andrii.nakryiko@...il.com, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Subject: Re: [PATCH bpf-next v2 5/6] libbpf: Add bpf_get_link_xdp_info()
 function to get more XDP information

From: Toke Høiland-Jørgensen <toke@...hat.com>
Date: Fri, 08 Nov 2019 22:33:10 +0100

> From: Toke Høiland-Jørgensen <toke@...hat.com>
> 
> Currently, libbpf only provides a function to get a single ID for the XDP
> program attached to the interface. However, it can be useful to get the
> full set of program IDs attached, along with the attachment mode, in one
> go. Add a new getter function to support this, using an extendible
> structure to carry the information. Express the old bpf_get_link_id()
> function in terms of the new function.
> 
> Acked-by: Song Liu <songliubraving@...com>
> Signed-off-by: Toke Høiland-Jørgensen <toke@...hat.com>

Acked-by: David S. Miller <davem@...emloft.net>