linux-kernel - Re: [RFC PATCH v3 14/37] bpf tools: Collect config string from 'config' section

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Date:	Mon, 18 May 2015 11:30:19 -0700
From:	Alexei Starovoitov <ast@...mgrid.com>
To:	Wang Nan <wangnan0@...wei.com>, paulus@...ba.org,
	a.p.zijlstra@...llo.nl, mingo@...hat.com, acme@...nel.org,
	namhyung@...nel.org, jolsa@...nel.org, dsahern@...il.com,
	daniel@...earbox.net, brendan.d.gregg@...il.com,
	masami.hiramatsu.pt@...achi.com
CC:	lizefan@...wei.com, linux-kernel@...r.kernel.org, pi3orama@....com
Subject: Re: [RFC PATCH v3 14/37] bpf tools: Collect config string from 'config'
 section

On 5/17/15 3:56 AM, Wang Nan wrote:
> A 'config' section is allowed to enable eBPF object file to pass
> something to user. libbpf doesn't use config string.
>
> To make further processing easiler, this patch converts '\0' in the
> whole config strings into '\n'
>
> Signed-off-by: Wang Nan <wangnan0@...wei.com>
...
> +		else if (strcmp(name, "config") == 0)
> +			err = bpf_obj_config_init(obj, data->d_buf,
> +						  data->d_size);

the cover letter says that 'config' section name is unused right now.
Let's not add the code to parse it then.

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