samples/bpf: Trivial - fix spelling mistake in usage
Fix spelling mistake. Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Song Liu <songliubraving@fb.com> Link: https://lore.kernel.org/bpf/20191007082636.14686-1-anton.ivanov@cambridgegreys.com
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@ -378,7 +378,7 @@ static void usage(const char *prog)
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" -q, --queue=n Use queue n (default 0)\n"
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" -q, --queue=n Use queue n (default 0)\n"
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" -p, --poll Use poll syscall\n"
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" -p, --poll Use poll syscall\n"
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" -S, --xdp-skb=n Use XDP skb-mod\n"
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" -S, --xdp-skb=n Use XDP skb-mod\n"
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" -N, --xdp-native=n Enfore XDP native mode\n"
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" -N, --xdp-native=n Enforce XDP native mode\n"
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" -n, --interval=n Specify statistics update interval (default 1 sec).\n"
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" -n, --interval=n Specify statistics update interval (default 1 sec).\n"
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" -z, --zero-copy Force zero-copy mode.\n"
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" -z, --zero-copy Force zero-copy mode.\n"
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" -c, --copy Force copy mode.\n"
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" -c, --copy Force copy mode.\n"
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