Re: A system call in the kernel

From: Richard B. Johnson (
Date: Thu Jun 28 2001 - 12:28:35 EST

On Thu, 28 Jun 2001, Michael J Clark wrote:

> Any ideas on hot to easily call an outside program from the kernel (like
> system(), exec()....) Is this possible? Thanks
> Mike
> -

Look through the drivers and check upon "kernel_thread()". This shares
the process context of 'init' so you can do a lot of "user-mode" things
in the kernel. But.... beware.... User mode stuff should be done in
user-mode, not in the kernel.

Dick Johnson

Penguin : Linux version 2.4.1 on an i686 machine (799.53 BogoMips).

    I was going to compile a list of innovations that could be
    attributed to Microsoft. Once I realized that Ctrl-Alt-Del
    was handled in the BIOS, I found that there aren't any.

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This archive was generated by hypermail 2b29 : Sat Jun 30 2001 - 21:00:19 EST