[bootlin/training-materials updates] master: slides/kernel-framework: Mention udev and mdev (472e3858)

[Miquel Raynal]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/472e3858a39517d75282513925b8342e7f792b83

>---------------------------------------------------------------

commit 472e3858a39517d75282513925b8342e7f792b83
Author: Miquel Raynal <miquel.raynal at bootlin.com>
Date:   Tue Mar 21 11:43:41 2023 +0100

    slides/kernel-framework: Mention udev and mdev
    
    Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>


>---------------------------------------------------------------

472e3858a39517d75282513925b8342e7f792b83
 slides/kernel-frameworks/kernel-frameworks.tex | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/slides/kernel-frameworks/kernel-frameworks.tex b/slides/kernel-frameworks/kernel-frameworks.tex
index c475664f..d5b26566 100644
--- a/slides/kernel-frameworks/kernel-frameworks.tex
+++ b/slides/kernel-frameworks/kernel-frameworks.tex
@@ -119,6 +119,9 @@ close(fd);
     The \kconfig{CONFIG_DEVTMPFS_MOUNT} kernel configuration option
     makes the kernel mount it automatically at boot time, except
     when booting on an initramfs.
+  \item \code{devtmpfs} can be supplemented by userspace tools like
+    \code{udev} or \code{mdev} to adjust permission/ownership, load
+    kernel modules automatically and create symbolic links to devices.
   \end{itemize}
 \end{frame}