linux-kernel - Re: [PATCH resend] Update num_symtab, symtab and strtab right after setup of core_num_syms, core_symtab and core

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Message-Id: <201010051039.28412.rusty@rustcorp.com.au>
Date:	Tue, 5 Oct 2010 10:39:27 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Hu Tao <hutao@...fujitsu.com>
Cc:	lkml <linux-kernel@...r.kernel.org>, Tejun Heo <tj@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Am��rico Wang 
	<xiyou.wangcong@...il.com>
Subject: Re: [PATCH resend] Update num_symtab, symtab and strtab right after setup of core_num_syms, core_symtab and core_strtab.

On Tue, 28 Sep 2010 10:36:28 am Hu Tao wrote:
> symtab/strtab refer to memory that will be vfreed when load_module() is
> done. So update them early.

I don't think so.  See layout_symtab which moves these into the init
section of the module.

Your change would make us unable to see init section symbols; if you
crash during module init, you really want to see these symbols.

Hope that helps,
Rusty.
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