Merge pull request #64186 from makelinux/230831+191947

simplify snippet for querying effective_affinity

Author: bburt-rh

modules/cnf-about-irq-affinity-setting.adoc

@@ -24,7 +24,7 @@ If the effective affinity of any IRQ is set to an isolated CPU, it might be a si
 
 [source,terminal]
 ----
-$ find /proc/irq/ -name effective_affinity -exec sh -c 'i="$1"; mask=$(cat $i); file=$(echo $i); echo $file: $mask' _ {} \;
+$ find /proc/irq -name effective_affinity -printf "%p: " -exec cat {} \;
 ----
 
 .Example output