This patch will remove old kernel from the system in a selective way.
Signed-off-by: Bhaskar Chowdhury <unixbhaskar@xxxxxxxxx>
---
For Randy :
✔ ~/git-linux/linux-kbuild [master|AM/REBASE ↑·8|✔]
11:42 $ ./scripts/checkpatch.pl -f
scripts/0001-Fix-all-the-concern-raised-by-Randy.patch
total: 0 errors, 0 warnings, 93 lines checked
scripts/0001-Fix-all-the-concern-raised-by-Randy.patch has no obvious
style problems and is ready for submission.
scripts/prune-kernel | 75 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 75 insertions(+)
diff --git a/scripts/prune-kernel b/scripts/prune-kernel
index e69de29bb2d1..9461ae2bc122 100755
--- a/scripts/prune-kernel
+++ b/scripts/prune-kernel
@@ -0,0 +1,75 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# because I use CONFIG_LOCALVERSION_AUTO, not the same version again and
+# again, /boot and /lib/modules/ eventually fill up.
+# Dumb script to purge that stuff:
+
+#for f in "$@"
+#do
+# if rpm -qf "/lib/modules/$f" >/dev/null; then
+# echo "keeping $f (installed from rpm)"
+# elif [ $(uname -r) = "$f" ]; then
+# echo "keeping $f (running kernel) "
+# else
+# echo "removing $f"
+# rm -f "/boot/initramfs-$f.img" "/boot/System.map-$f"
+# rm -f "/boot/vmlinuz-$f" "/boot/config-$f"
+# rm -rf "/lib/modules/$f"
+# new-kernel-pkg --remove $f
+# fi
+#done
+boot_dir=/boot
+modules_dir=/lib/modules
+function remove_old_kernel(){
+ cd $boot_dir
+ rm -If vmlinuz-$kernel_version System.map-$kernel_version config-$kernel_verison
+}
+function remove_old_kernel_modules_dir(){
+ cd $modules_dir
+ rm -rf $modules_version
+}
+printf "\n\n Enlist the installed kernels \n\n"
+
+find $boot_dir -name "vmlinuz-*" -type f -exec ls -1 {} \;
+
+printf "\n\n\n Please give the kernel version to remove: %s"
+read kernel_version
+if [[ $kernel_version -eq "" ]];then
+ printf "You have forgotten the version to give for removal"
+ exit 1
+else
+ remove_old_kernel
+fi
+
+printf "\n\n Enlist the installed modules directory \n\n"
+
+find $modules_dir -maxdepth 0 -type d -exec ls -1 {} \;
+
+printf "\n\n Please give the full modules directory name to remove: %s"
+read modules_version
+if [[ $modules_version -eq "" ]];then
+ printf "You have forgotten to give the modules dir to remove"
+else
+ remove_old_kernel_modules_dir
+fi
+
+printf "\n\n Removed kernel version: $kernel_version and associated modules: $modules_version ...Done \n"
+while :
+ do
+ printf "\n\n Do you want to remove another?[YN] : %s"
+ read response
+
+ if [[ $response == "Y" ]];then
+ printf "Please give another version to remove : %s"
+ read kernel_version
+ remove_old_kernel
+ printf "\n\n Please give the full modules directory name to remove: %s"
+ read modules_version
+ remove_old_kernel_modules_dir
+ printf "\n\n Removed kernel version: $kernel_version and associated modules: $modules_version ...Done \n"
+
+ elif [[ $response == "N" ]];then
+ exit 1
+ fi
+ done
--
2.21.0
