initial commit

1 files changed, 31 insertions, 0 deletions

diff --git a/lsumod b/lsumod
new file mode 100755
index 0000000..a02a9eb
--- /dev/null
+++ b/lsumod
@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+declare -A all_modules # 0 module is used 1 module is not used
+
+for i in $(find /lib/modules/$(uname -r) -type f -name '*.ko*'); do 
+    module_name=$(basename $i);
+    module_without_extension=$(echo $module_name | cut -f 1 -d '.')
+    module_name_normalized=$(echo $module_without_extension | sed 's/-/_/g')
+    all_modules[$module_name_normalized]=1
+done
+
+IFS=$'\n'
+for i in $(lsmod | sed '1d;$d'); do 
+    module_name=$(echo $i | awk '{print $1}')
+    echo "$module_name"
+    if [[ -v all_modules[$module_name] ]]; then
+        all_modules[$module_name]=0
+    else
+        echo "Warning! There is no $module_name module in all_modules array - adding it to all modules but you should check"
+        all_modules[$module_name]=0
+    fi
+done
+
+for i in "${!all_modules[@]}"
+do
+  if [ ${all_modules[$i]} -eq 0 ]; then
+      echo "$i is loaded"
+  else
+      echo "$i is not used"
+  fi
+done