[bootlin/training-materials updates] master: yocto: lab4: clarify path where the new layer should be added (12ecb60f)

[Luca Ceresoli]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/12ecb60f8af1619966518d30b7fa3d6b4f88e76b

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commit 12ecb60f8af1619966518d30b7fa3d6b4f88e76b
Author: Luca Ceresoli <luca.ceresoli at bootlin.com>
Date:   Tue Jul 12 14:33:02 2022 +0200

    yocto: lab4: clarify path where the new layer should be added
    
    Avoid the creation inside the build directory.
    
    Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>


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12ecb60f8af1619966518d30b7fa3d6b4f88e76b
 labs/yocto-layer/yocto-layer.tex | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/labs/yocto-layer/yocto-layer.tex b/labs/yocto-layer/yocto-layer.tex
index 32ccb383..f81f1b18 100644
--- a/labs/yocto-layer/yocto-layer.tex
+++ b/labs/yocto-layer/yocto-layer.tex
@@ -26,7 +26,9 @@ bitbake-layers create-layer
 \section{Create a new layer}
 
 With the above commands, create a new Yocto layer named
-\code{meta-bootlinlabs} with a priority of \code{7}.
+\code{meta-bootlinlabs} with a priority of \code{7}. Before doing that,
+return to your project root directory, where by convention all layers are
+stored (\code{cd $HOME/__SESSION_NAME__-labs/}).
 
 Before using the new layer, we need to configure its generated configuration
 files. You can start with the \code{README} file which is not used in the build