If you just want to execute some process from kernel mode, why not just use
call_usermodehelper()?


Cya,


Rodrigo (BSDaemon).

--
http://www.kernelhacking.com/rodrigo

Kernel Hacking: If i really know, i can hack

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--------- Mensagem Original --------
De: biswa.nayak@wipro.com
Para: sam@ravnborg.org <sam@ravnborg.org>
C=F3pia: kernel-mentors@selenic.com
Assunto: RE: Help in 'kernel_execve'
Data: 04/06/07 15:03

quoted text
>
>
> &gt; From: Sam Ravnborg [mailto:sam@ravnborg.org]
> &gt;
> &gt; On Mon, Jun 04, 2007 at 05:40:44PM +0530, biswa.nayak@wipro.com
wrote:
quoted text
> &gt; &gt;
> &gt; &gt; &gt; -----Original Message-----
> &gt; &gt; &gt; From: Sam Ravnborg [mailto:sam@ravnborg.org]
> &gt; &gt; &gt; Subject: Re: Help in 'kernel_execve'
> &gt; &gt; &gt;
> &gt; &gt; &gt; On Mon, Jun 04, 2007 at 12:57:06PM +0530,
> &gt; biswa.nayak@wipro.com wrote:
> &gt; &gt; &gt; &gt;
> &gt; &gt; &gt; &gt; Hi
> &gt; &gt; &gt; &gt; I am currently trying to understand the boot sequence
of Linux.
quoted text
> &gt; &gt; &gt; &gt;
> [snip]
> &gt;
> &gt;
> &gt; That does not look like a kernel you compiled yourself.
> &gt; Did you really execute make in the &lt;Path_to_linux&gt; dir?
> &gt; Otherwise your added export will not help you.
> &gt;
>
> Yups, I have compiled and booted from the above mentioned kernel
>
> &gt; &gt;
> &gt; &gt; [biswa@nerdbox test]$ uname -a
> &gt; &gt; Linux nerdbox.nerdbox 2.6.20.4 #1 SMP Sat Jun 2 17:49:20
> &gt; IST 2007 i686
> &gt; &gt; i686 i386 GNU/Linux
> &gt; &gt;
> &gt; &gt; [biswa@nerdbox test]$ cat /proc/kallsyms | grep
> &gt; kernel_execve c01072ea
> &gt; &gt; T kernel_execve
> &gt; This does not tell is a symbol is exported or not.
> &gt; Try to look into modules.symvers wich list all exported functions.
>
> [biswa@nerdbox linux-2.6.20.4]$ nm vmlinux | grep kernel_execve
> c01072ea T kernel_execve
> [biswa@nerdbox linux-2.6.20.4]$ cat /proc/kallsyms | grep kernel_execve
> c01072ea T kernel_execve
>
> As 'kernel_execve' symbol is found on vmlinux and the same address
> is reflected in kallsyms I believe it should have got exported.
>
> But again, When I checked into Modules.symvars I could not find
> kernel_execve in that.
>
> How strange?
>
> What can be the reason?
>
> Thanks for your help
> Biswa
>
> &gt;
> &gt; 	Sam
> &gt;
>
>
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