[bootlin/training-materials updates] master: Kernel slides: use real module_param example (d64517db)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/d64517db8c840bf1b5ce4f7f10267bafc7071944

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commit d64517db8c840bf1b5ce4f7f10267bafc7071944
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Tue Dec 10 18:22:17 2019 +0100

    Kernel slides: use real module_param example
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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d64517db8c840bf1b5ce4f7f10267bafc7071944
 .../kernel-driver-development-modules.tex                          | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/slides/kernel-driver-development-modules/kernel-driver-development-modules.tex b/slides/kernel-driver-development-modules/kernel-driver-development-modules.tex
index 02623600..15c5a5f9 100644
--- a/slides/kernel-driver-development-modules/kernel-driver-development-modules.tex
+++ b/slides/kernel-driver-development-modules/kernel-driver-development-modules.tex
@@ -335,9 +335,10 @@ module_param(
              0: no such module parameter value file */
 );
 
-/* Example */
-static int irq=5;
-module_param(irq, int, 0644);
+/* Example: drivers/block/loop.c */
+static int max_loop;
+module_param(max_loop, int, 0444);
+MODULE_PARM_DESC(max_loop, "Maximum number of loop devices");
 \end{minted}
 Modules parameter arrays are also possible with
 \kfunc{module_param_array}.