[Arm-dev] update-boot?

Thu Aug 2 20:22:19 UTC 2018
Robert Moskowitz <rgm at htt-consult.com>

Ah,  well:

# extlinux.conf generated by appliance-creator
ui menu.c32
menu autoboot Welcome to CentOS-Userland-7-armv7hl-generic-GNOME-1804. 
Automatic boot in # second{,s}. Press a key for options.
menu title CentOS-Userland-7-armv7hl-generic-GNOME-1804 Boot Options.
menu hidden
timeout 20
totaltimeout 600

default=CentOS-Userland-7-armv7hl-generic-GNOME-1804 
(4.14.28-201.el7.centos.armv7hl)
label CentOS Linux (4.14.52-201.el7.armv7hl) 7 (Core)
     kernel /vmlinuz-4.14.52-201.el7.armv7hl
     append ro root=UUID=be2c9311-e289-4cab-b878-89b522144d70 
LANG=en_US.UTF-8
     fdtdir /dtb-4.14.52-201.el7.armv7hl
     initrd /initramfs-4.14.52-201.el7.armv7hl.img

label CentOS-Userland-7-armv7hl-generic-GNOME-1804 
(4.14.28-201.el7.centos.armv7hl)
     kernel /vmlinuz-4.14.28-201.el7.centos.armv7hl
     append ro root=UUID=be2c9311-e289-4cab-b878-89b522144d70
     fdtdir /dtb-4.14.28-201.el7.centos.armv7hl
     initrd /initramfs-4.14.28-201.el7.centos.armv7hl.img


So which one gets selected?  Is there a command to run or a file to 
check to see which kernel is loaded?

I went looking here because I was wondering if there was any kernel 
option specified to use that strange ifcfg-link file...



On 08/02/2018 04:08 PM, Pablo Sebastián Greco wrote:
>
> Robert, grub.conf is not used for boot in armhfp. Can you take a look 
> at the contents of /boot/extlinux/extlinux.conf ?
>
> Thanks.
> Pablo
>
> El 2/8/18 a las 16:53, Robert Moskowitz escribió:
>> The wiki says:
>>
>> Before centos-userland-release-7-5.1804, in order to activate the new 
>> kernel and edit /boot/extlinux/extlinux.conf, you had to run 
>> /usr/bin/update-boot. This is no longer valid and it is done 
>> automatically by grubby.
>>
>> But I just happened to look at /boot/grub/grub.conf
>>
>> default=0
>> timeout=5
>> splashimage=(hd0,1)/grub/splash.xpm.gz
>> hiddenmenu
>> title CentOS-Userland-7-armv7hl-generic-GNOME-1804 
>> (4.14.28-201.el7.centos.armv7hl)
>>         root (hd0,1)
>>         kernel /vmlinuz-4.14.28-201.el7.centos.armv7hl ro 
>> root=UUID=be2c9311-e289-4cab-b878-89b522144d70
>>         initrd /initramfs-4.14.28-201.el7.centos.armv7hl.img
>>
>> And I did the yum update that installed the 4.14.52 kernel.
>>
>> Should I run update-boot?
>>
>> /boot/klist.txt has:
>> 4.14.28-201.el7.centos.armv7hl
>> 4.14.52-201.el7.armv7hl
>>
>>
>> _______________________________________________
>> Arm-dev mailing list
>> Arm-dev at centos.org
>> https://lists.centos.org/mailman/listinfo/arm-dev
>
>
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