linux-kernel - Re: Dumping the checksums in a module

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Message-ID: <Pine.LNX.4.61.0705182225450.9015@yvahk01.tjqt.qr>
Date:	Fri, 18 May 2007 22:27:06 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	John Sigler <linux.kernel@...e.fr>
cc:	linux-kernel@...r.kernel.org
Subject: Re: Dumping the checksums in a module


On May 18 2007 17:02, John Sigler wrote:
>
> I'm getting "disagrees about version of symbol struct_module" messages,
> and I'm trying to understand why.
>
> As far as I understand (which is not very far), if I define
> CONFIG_MODVERSIONS, then checksums for various functions (all exported
> functions?) and various structures (which ones?) will be included inside
> the kernel image, and written to Module.symvers. When an out-of-tree
> module is built, it will also include these checksums.
>
> How do I list the checksums within a module?
>
> Is there a simpler way to list all the checksums?

22:25 ichi:~ > modinfo aes
srcversion:     8CB82B3A254D5A950FD0D14

I think this one checksum is computed out of all functions that
the module uses.


	Jan
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