Re: [RFC PATCH] kernel/kallsyms.c: only show legal kernel symbol

From: Ming Lei
Date: Thu Oct 24 2013 - 21:29:35 EST


On Fri, Oct 25, 2013 at 7:08 AM, Rusty Russell <rusty@xxxxxxxxxxxxxxx> wrote:
>
> Sorry, I was imprecise. I was referring to the kernel's kallsyms
> tables produced by scripts/kallsyms.c. This patch left them in the
> the kallsyms tables and filtered them out from /proc/kallsyms.

Yes, but it isn't easy to do it by script/kallsyms.c , and IMO, it should
be correct to hide them for user space but keep them in kallsyms table.

>
> It's weird that cpu_v7_suspend_size appeared above, since kallsyms
> should filter out 'A' symbols already.

Sorry, the 'A' symbol is a mistake, but the others do exist in /proc/kallsyms.


Thanks,
--
Ming Lei
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