Re: [PATCH v11 net-next 00/12] eBPF syscall, verifier, testsuite

[Daniel Borkmann]

On 09/10/2014 10:21 PM, Alexei Starovoitov wrote:
...
> > >                char bpf_log_buf[LOG_BUF_SIZE];
> >
> > What happens if the size isn't LOG_BUF_SIZE?
>
> would do you mean?
> LOG_BUF_SIZE is just a user defined macro.
> Can be anything.

I believe, Andy means, what would happen if log_level > 0 but
the log_size is not big enough so that the human-readable error
text string from the verifier will fit into it? I presume that
will be truncated then ... hm.

> it's passed along with pointer:
>                         .log_buf = bpf_log_buf,
>                         .log_size = LOG_BUF_SIZE,
>                         .log_level = 1,
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