Can add new module without upgrade the kernel?

[Adam Lee]

On Mon, Mar 30, 2015 at 02:05:33PM +0800, Woody Wu wrote:
> Sorry, I did not write a subject.
> 
> On Monday, 30 March 2015, Woody Wu <narkewoody at gmail.com> wrote:
> 
>     Hi,
> 
>     I have a kernel already run on production, but I then realized that I need
>     to add one or two driver to it.  But I hope I can avoid to upgrade the
>     kernel image for those already running products, I hope I can only extend
>     the kernel by add the driver modules to the root file system. Is that
>     possible? The current kernel has already compiled with the loadable modules
>     options, but for the drivers that I want now the old config is 'no'.
> 
>     Thanks in advance.
>     -woody 
> 
>     --
>     Sent from Gmail Mobile
> 
> --
> Sent from Gmail Mobile

Sure you can, just compile them as "M" then install into your rootfs, or
compile them as external modules.

ref:
https://www.kernel.org/doc/Documentation/kbuild/modules.txt

-- 
Adam Lee
http://adam8157.info