update to kernel 5.2 on linux centos7

Note: Take a snapshot  before doing kernel update.

1. Install binaries required to compile Kernel

yum install gcc ncurses-devel make bc bison flex elfutils-libelf-devel openssl-devel grub2 -y

2. Download the latest kernel from https://kernel.org and extract it

curl -O https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.11.tar.xz

tar -xf linux-5.2.11.tar.xz


3. Copy the current Kernel configuration (.config) from the /boot to /root/linux-5.2.11

cp /boot/config-3.10.0-862.el7.x86_64 /root/linux-5.2.11

make menuconfig

save and exit

4. Make kernel and install

make
make install

5. Reboot