[bootlin/training-materials updates] master: common/printk: Mention %pe (21209db8)

[Miquel Raynal]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/21209db88e374a32e69ee3c8bdd44ca2bf21fe64

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

commit 21209db88e374a32e69ee3c8bdd44ca2bf21fe64
Author: Miquel Raynal <miquel.raynal at bootlin.com>
Date:   Fri Mar 31 19:14:45 2023 +0200

    common/printk: Mention %pe
    
    Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>


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

21209db88e374a32e69ee3c8bdd44ca2bf21fe64
 common/printk.tex | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/common/printk.tex b/common/printk.tex
index 5e61c31a..5c267f0f 100644
--- a/common/printk.tex
+++ b/common/printk.tex
@@ -72,6 +72,8 @@ dev_info(&pdev->dev, "in probe\n");
     \item {\codecolor \path{%pr}}: Resource structure format specifier.
     \item {\codecolor \path{%pa}}: Physical address display (work on all architectures 32/64
       bits)
+    \item {\codecolor \path{%pe}}: Error pointer (displays the string
+      corresponding to the error number)
   \end{itemize}
   \item \code{/proc/sys/kernel/kptr_restrict} should be set to \code{1} in order
     to display pointers which uses {\codecolor \path{%pK}}