 | | | Kernel build - using new kernel - help please. | Kernel build - using new kernel - help please. 2004-01-02 - By Jdaniel
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At boot time you can choose your linux, as you have configured, you have 50
seconds to do, but if you prefer, change the default line like this
default=linux.291203
-- -- Original Message -- --
From: "David W.E. Roberts" <ohmygodthe_yvekilledkenny@(protected)>
To: "Red Hat 7_3_LIst" <valhalla-list@(protected)>
Sent: Wednesday, December 31, 2003 3:47 PM
Subject: Kernel build - using new kernel - help please.
> Hi,
>
> followed the books and rebuilt a kernel, and copied the new stuff into
> /boot.
> Updated /etc/lilo.conf and ran lilo.
>
> However when I reboot it picks up the old kernel.
>
> /etc/lilo.conf seems O.K.
> *************************************
> cat /etc/lilo.conf
>
> boot=/dev/hda
> map=/boot/map
> install=/boot/boot.b
> prompt
> timeout=50
> message=/boot/message
> linear
> default=linux
>
> image=/boot/vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3
> label=linux
> initrd=/boot/initrd-2 (See http://trd-2.ora-code.com).4.18-3.img
> read-only
> root=/dev/hdc1
> append="hdd=ide-scsi"
>
> image=/boot/vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3.291203
> label=linux.291203
> initrd=/boot/initrd-2 (See http://trd-2.ora-code.com).4.18-3.291203.img
> read-only
> root=/dev/hdc1
> append="hdd=ide-scsi"
>
> other=/dev/hda5
> optional
> label=DOS
> **************************************
>
> The contents of /boot (ls -lrt) are:
>
> ls -lrt
> total 5751
> -rw-r--r-- 1 root root 640 Jun 25 2001 os2_d.b
> -rw-r--r-- 1 root root 23108 Jun 25 2001 message
> -rw-r--r-- 1 root root 612 Jun 25 2001 chain.b
> -rw-r--r-- 1 root root 5824 Jun 25 2001 boot.b
> -rwxr-xr-x 1 root root 2868043 Apr 18 2002 vmlinux-2 (See http://nux-2.ora-code.com).4.18-3
> -rw-r--r-- 1 root root 474261 Apr 18 2002
System.map-2 (See http://map-2.ora-code.com).4.18-3
> -rw-r--r-- 1 root root 14431 Apr 18 2002
module-info-2 (See http://nfo-2.ora-code.com).4.18-3
> -rw-r--r-- 1 root root 39999 Apr 18 2002 config-2 (See http://fig-2.ora-code.com).4.18-3
> drwxr-xr-x 2 root root 12288 Aug 1 2002 lost+found
> -rw-r--r-- 1 root root 512 Aug 1 2002 boot.0300
> lrwxrwxrwx 1 root root 16 Sep 6 2002 vmlinuz ->
> vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3
> lrwxrwxrwx 1 root root 19 Sep 6 2002 System.map ->
> System.map-2 (See http://map-2.ora-code.com).4.18-3
> lrwxrwxrwx 1 root root 20 Sep 6 2002 module-info ->
> module-info-2 (See http://nfo-2.ora-code.com).4.18-3
> -rw-r--r-- 1 root root 473 Sep 6 2002 kernel.h
> -rw-r--r-- 1 root root 1041347 Dec 29 16:59
> vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3.291203
> -rw-r--r-- 1 root root 122238 Dec 29 17:07
> initrd-2 (See http://trd-2.ora-code.com).4.18-3.291203.img
> -rw-- ---- 1 root root 32768 Dec 29 17:08 map
> -rw-r--r-- 1 root root 1090682 Dec 30 17:08 vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3
> -rw-r--r-- 1 root root 121554 Dec 30 17:13
initrd-2 (See http://trd-2.ora-code.com).4.18-3.img
>
> *******************************************************************
>
> I have copied the old kernel and initrd files to the *291203* files.
> I have replaced vmlinuz-2 (See http://nuz-2.ora-code.com).4.18-3 with the new build (see different date
and
> size).
> I have made a new initrd*.img file after copying in the new kernel.
> As far as I can see the system should boot from the December 30th version.
> However uname -v tells me the kernel was built on the 18th April.
>
> I am also puzzled as to the function of the System.map and module-info
> links - these are not mentioned in my kernel building instructions.
>
> I am also puzzled by the presence of a 'vmlinux' file with execute
> permissions (which both vmlinuz files do not have).
>
> I have so far worked from 'Linux Complete' and 'Red Hat Linux Unleashed'
> which more or less agree.
>
> About to dig into some O'Reilly books.
>
> I am currently baffled as I seem to have followed the correct steps and
have
> the new kernel in the /boot directory pointed at by /etc/lilo.cof.
>
> It was so much easier with Unix, where you just booted a single file :-)
>
> I have probably done something trivially foolish, but this is my first
Linux
> kernel build so I am wondering if the books have left out something vital.
>
> TIA
>
> Dave R
>
>
>
>
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