netdev - Re: [PATCH bpf 0/3] show more accurrate bpf program address

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Message-ID: <20181101231550.5rzlibtccp7hhp2b@ast-mbp>
Date:   Thu, 1 Nov 2018 16:15:52 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Song Liu <songliubraving@...com>
Cc:     netdev@...r.kernel.org, kernel-team@...com, ast@...nel.org,
        daniel@...earbox.net, sandipan@...ux.vnet.ibm.com
Subject: Re: [PATCH bpf 0/3] show more accurrate bpf program address

On Thu, Nov 01, 2018 at 12:00:55AM -0700, Song Liu wrote:
> This set improves bpf program address showed in /proc/kallsyms and in
> bpf_prog_info. First, real program address is showed instead of page
> address. Second, when there is no subprogram, bpf_prog_info->jited_ksyms
> returns the main prog address.

For the set:
Acked-by: Alexei Starovoitov <ast@...nel.org>

I think we have to make the whole thing consistent like this set does
and send it to stable.
The only other alternative is to invent new cmd and prog_info fields to return
proper jited_ksyms and keep this one buggy forever.
My preference is to fix it.