[bootlin/training-materials updates] master: Boot-time: use ccache in Buildroot (ac0a3d86)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/ac0a3d861cbbe30585d79686d3453e034b30ad89

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commit ac0a3d861cbbe30585d79686d3453e034b30ad89
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Mon Oct 25 11:45:16 2021 +0200

    Boot-time: use ccache in Buildroot
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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ac0a3d861cbbe30585d79686d3453e034b30ad89
 labs/boot-time-build-system/boot-time-build-system.tex | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/labs/boot-time-build-system/boot-time-build-system.tex b/labs/boot-time-build-system/boot-time-build-system.tex
index 38c9f34e..8bc3f478 100644
--- a/labs/boot-time-build-system/boot-time-build-system.tex
+++ b/labs/boot-time-build-system/boot-time-build-system.tex
@@ -78,6 +78,11 @@ make menuconfig
     slightly more compact code).
   \end{itemize}
 
+\item \code{Build options} menu
+  \begin{itemize}
+  \item Enable \code{Enable compiler cache}
+  \end{itemize}
+
 \item \code{System configuration} menu
   \begin{itemize}
   \item Unselect \code{remount root filesystem read-write during boot}.