42f8ef86a1
Remove unused kernel/initrd from the image. Change-Id: If187ab9ff42b99f127897de761fd9685b37304fc
46 lines
1.5 KiB
Bash
Executable File
46 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
|
|
#
|
|
# Copyright 2014 Hewlett-Packard Development Company, L.P.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
set -eux
|
|
set -o pipefail
|
|
|
|
source $_LIB/img-functions
|
|
|
|
function cleanup_old_kernel_initrd()
|
|
{
|
|
KERNEL_VERSION=${KERNEL#vmlinuz-}
|
|
if [ -n "${BOOTDIR}" ] ; then
|
|
for file in `ls $BOOTDIR/vmlinuz-* | grep -v $KERNEL_VERSION | grep -v debug`
|
|
do
|
|
echo "Removing unnecessary kernels and ramdisk images from image."
|
|
file=$(basename $file)
|
|
rm -Rvf $BOOTDIR/*${file#vmlinuz-}*
|
|
done
|
|
fi
|
|
}
|
|
|
|
# Dig up the initrd and kernel.
|
|
select_boot_kernel_initrd $TARGET_ROOT
|
|
BOOTDIR=$TARGET_ROOT/boot
|
|
|
|
# Select_boot_kernel has support for redhat/debian/openSuSE
|
|
# openSuSE has a built-in logic to delete old kernels
|
|
# Hence cleanup_old_kernel will be used only for redhat and debian derived distros.
|
|
if [ -f $TARGET_ROOT/etc/redhat-release -o -f $TARGET_ROOT/etc/debian_version ] ; then
|
|
cleanup_old_kernel_initrd
|
|
fi
|