Short Kernel Howto
	by scan@goodlife.at
	distribution of this memo is unlimited.
	Tue Mar 15 22:18:28 CET 2005

# = comment
$ = command
[xxx] = variable - you have to substitute

# first update installed packages!

# to know current kernel version:
$ uname -a 		# gives something like:
# Linux [servername] 2.4.26 #4 Sat Jul 3 21:41:36 CEST 2004 i686 unknown
# download kernel from http://www.kernel.org/
# copy link location from "F" with a browser
$ cd /usr/src
$ wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.11.3.tar.bz2
# use tar with tvf first to test - your choice ... - eg. for version 2.6.11.3
$ bzip2 -d -c linux-2.6.11.3.tar.bz2 | tar xvf -
$ cd linux-2.6.11.3
$ chmod -R root.root .
$ vi README					# !! - do it for the first time!
$ vi Documentation/Changes	# !! and check your versions - ( ksymoops! )
$ make mrproper
$ cp /boot/config-2.4.20 ./config	# or find your current config file
$ make oldconfig
# only 2.6 do: 
$ make prepare
# /only 2.6 do: 
$ make menuconfig					# and good luck ...

2.4
===

$ ( make dep && make && make modules && make modules_install && make install ) 2>&1 | tee -a ~/kc.txt

2.6
===

$ ( make && make modules_install install ) 2>&1 | tee -a ~/kc.txt

# edit lilo.conf
$ vi /etc/lilo.conf
prompt
timeout=30
default=linux2426
boot=/dev/hda1
map=/boot/map
install=/boot/boot.b
message=/boot/message
linear

image=/boot/vmlinuz-2.4.29
	label=linux2429
	read-only
	root=/dev/hda2
	append="hdc=ide-scsi"

image=/boot/vmlinuz-2.4.26
	label=linux2424
	read-only
	root=/dev/hda2
	append="hdc=ide-scsi"

image=/boot/vmlinuz-2.4.18-3
	label=linux
	initrd=/boot/initrd-2.4.18-3.img
	read-only
	root=/dev/hda2
	append="hdc=ide-scsi"
# eof lilo.conf

# and rewrite boot sector:
$ lilo -v -v -v

# or edit grub conf
$ vi /etc/grub.conf
default=0
timeout=3
splashimage=(hd0,0)/grub/splash.xpm.gz
hiddenmenu
title Fedora Core (2.6.11.3)
        root (hd0,0)
		kernel /vmlinuz-2.6.11.3 ro root=LABEL=/ rhgb quiet
		initrd /initrd-2.6.11.3.img
title Fedora Core (2.6.10-1.770_FC3)
	    root (hd0,0)
	    kernel /vmlinuz-2.6.10-1.770_FC3 ro root=LABEL=/ rhgb quiet
	    initrd /initrd-2.6.10-1.770_FC3.img
# ...
# eof 

## and reboot your mashine

$ shutdown -r now

# note: all on your own risk ... :)