Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed

[PATCH bpf-next v5 0/8] xdp: Avoid unloading xdp prog not attached by sample · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 1/8] libbpf: Add a helper for retrieving a map fd for a given name · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 2/8] samples/bpf: xdp_redirect_cpu have not need for read_trace_pipe · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 3/8] samples/bpf: Convert XDP samples to libbpf usage · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed · Maciej Fijalkowski <hidden> · 2019-02-01
Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed · Jakub Kicinski <hidden> · 2019-02-01
Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed · Jakub Kicinski <hidden> · 2019-02-01
Co-existing XDP generic and native mode? (Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed) · Jesper Dangaard Brouer <hidden> · 2019-02-01
Re: Co-existing XDP generic and native mode? (Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed) · Jakub Kicinski <hidden> · 2019-02-01
Re: Co-existing XDP generic and native mode? (Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed) · Daniel Borkmann <daniel@iogearbox.net> · 2019-02-01
Re: Co-existing XDP generic and native mode? (Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed) · Jakub Kicinski <hidden> · 2019-02-01
Re: Co-existing XDP generic and native mode? (Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed) · Daniel Borkmann <daniel@iogearbox.net> · 2019-02-01
Re: [PATCH bpf-next v5 5/8] xdp: Provide extack messages when prog attachment failed · Jesper Dangaard Brouer <hidden> · 2019-02-01
[PATCH bpf-next v5 6/8] samples/bpf: Add a "force" flag to XDP samples · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 8/8] samples/bpf: Check the prog id before exiting · Maciej Fijalkowski <hidden> · 2019-02-01
[PATCH bpf-next v5 7/8] libbpf: Add a support for getting xdp prog id on ifindex · Maciej Fijalkowski <hidden> · 2019-02-01
Re: [PATCH bpf-next v5 7/8] libbpf: Add a support for getting xdp prog id on ifindex · Daniel Borkmann <daniel@iogearbox.net> · 2019-02-01
Re: [PATCH bpf-next v5 7/8] libbpf: Add a support for getting xdp prog id on ifindex · Jakub Kicinski <hidden> · 2019-02-01
Re: [PATCH bpf-next v5 7/8] libbpf: Add a support for getting xdp prog id on ifindex · Daniel Borkmann <daniel@iogearbox.net> · 2019-02-01
[PATCH bpf-next v5 4/8] samples/bpf: Extend RLIMIT_MEMLOCK for xdp_{sample_pkts, router_ipv4} · Maciej Fijalkowski <hidden> · 2019-02-01
Re: [PATCH bpf-next v5 0/8] xdp: Avoid unloading xdp prog not attached by sample · Daniel Borkmann <daniel@iogearbox.net> · 2019-02-01
Re: [PATCH bpf-next v5 0/8] xdp: Avoid unloading xdp prog not attached by sample · Maciej Fijałkowski <hidden> · 2019-02-01

From: Jesper Dangaard Brouer <hidden>
Date: 2019-02-01 07:05:10

On Fri,  1 Feb 2019 01:19:51 +0100
Maciej Fijalkowski [off-list ref] wrote:

In order to provide more meaningful messages to user when the process of
loading xdp program onto network interface failed, let's add extack
messages within dev_change_xdp_fd.

Suggested-by: Jakub Kicinski <redacted>
Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>

Acked-by: Jesper Dangaard Brouer <redacted>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer

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