netdev - Re: [BUG] bpf is broken in net-next

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Message-ID: <20171002013424.tlaictbu7btc4z56@ast-mbp>
Date:   Sun, 1 Oct 2017 18:34:25 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     Martin KaFai Lau <kafai@...com>, netdev@...r.kernel.org
Subject: Re: [BUG] bpf is broken in net-next

On Sun, Oct 01, 2017 at 02:02:30PM -0700, Stephen Hemminger wrote:
> Recent regression in net-next building bpf.c in samples/bpf now broken.
> 
> $ make samples/bpf/
> 
> 
>   HOSTCC  samples/bpf/../../tools/lib/bpf/bpf.o
> samples/bpf/../../tools/lib/bpf/bpf.c: In function ‘bpf_create_map_node’:
> samples/bpf/../../tools/lib/bpf/bpf.c:76:13: error: ‘union bpf_attr’ has no member named ‘map_name’; did you mean ‘map_type’?
>   memcpy(attr.map_name, name, min(name_len, BPF_OBJ_NAME_LEN - 1));
>              ^
> samples/bpf/../../tools/lib/bpf/bpf.c:76:44: error: ‘BPF_OBJ_NAME_LEN’ undeclared (first use in this function)
>   memcpy(attr.map_name, name, min(name_len, BPF_OBJ_NAME_LEN - 1));

everything works fine for me...
did you do 'make headers_install' ?