kernel-dev: join mkdir commands with -p

To make it more obvious which directories are needed, pass only these to
*mkdir* and use the option `-p` to create the missing parents.

(From yocto-docs rev: 92806d2ab1f909eef9ccc532958a7ced6262b9b0)

Signed-off-by: Jörg Sommer <joerg.sommer@navimatix.de>
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 8 deletions

diff --git a/documentation/kernel-dev/common.rst b/documentation/kernel-dev/common.rst
index 0cee503346..9a7a1907f6 100644
--- a/documentation/kernel-dev/common.rst
+++ b/documentation/kernel-dev/common.rst
@@ -315,11 +315,7 @@ home directory:
 
 #. *Create Structure*: Create the layer's structure::
 
-      $ mkdir meta-mylayer
-      $ mkdir meta-mylayer/conf
-      $ mkdir meta-mylayer/recipes-kernel
-      $ mkdir meta-mylayer/recipes-kernel/linux
-      $ mkdir meta-mylayer/recipes-kernel/linux/linux-yocto
+      $ mkdir -p meta-mylayer/conf meta-mylayer/recipes-kernel/linux/linux-yocto
 
    The ``conf`` directory holds your configuration files, while the
    ``recipes-kernel`` directory holds your append file and eventual
@@ -964,9 +960,7 @@ Section.
    additional structure to your layer using the following commands::
 
       $ cd ~/meta-mylayer
-      $ mkdir recipes-kernel
-      $ mkdir recipes-kernel/linux
-      $ mkdir recipes-kernel/linux/linux-yocto
+      $ mkdir -p recipes-kernel recipes-kernel/linux/linux-yocto
 
    Once you have created this
    hierarchy in your layer, you can move the patch file using the