From: 12345@whatismyemailaddress.xyz   
      
   On Tue, 31 May 2022 20:42:37 +0100, Chris Elvidge wrote:   
      
   > On 31/05/2022 18:20, John Smith wrote:   
   >> On Mon, 30 May 2022 05:44:05 -0000 (UTC), Henrik Carlqvist wrote:   
   >>   
   >>> On Mon, 30 May 2022 05:06:43 +0200, Aragorn wrote:   
   >>>   
   >>>> On 30.05.2022 at 02:01, John Smith scribbled:   
   >>>>> When I do   
   >>>>>   
   >>>>> 	fdisk /dev/sda   
   >>>>>   
   >>>>> the hard drive identified is the SATA hard drive that we installed.   
   >>>>> When I try with /dev/sdb, this is the Slackware64 15.0 USB stick.   
   >>>>> And that's it.   
   >>>   
   >>>> M.2 drives and PCIe-mounted NVMe drives do not identify to userland   
   >>>> as /dev/sd? device nodes.  Instead, you should look for /dev/nvme*   
   >>>> nodes,   
   >>>> e.g. /dev/nvme0n1p1 — the "-p1" at the end indicates the partition,   
   >>>> while the characters in front of it indicate the drive.   
   >>>   
   >>> Yes, when trying to find which drives there are in a system, it is   
   >>> easier to do:   
   >>>   
   >>> fdisk -l   
   >>>   
   >>> or   
   >>>   
   >>> cat /proc/partitions   
   >>>   
   >>> With that computer and nvme drive you might have to boot using UEFI   
   >>> and maybe also use a GPT partition table instead of the good old MBR   
   >>> DOS- stype partition tables. If so, you will need to say goodbye to   
   >>> lilo and use some other boot loader like elilo, grub or   
   >>> syslinux/extlinux. Among these bootloaders, I did choose extlinux   
   >>> myself as its configuration did resemble isolinux and pxelinux which I   
   >>> had used before to boot from cdrom or network.   
   >>   
   >>   
   >> 	Thanks. I have been able to install Slackware64 15.0 in the NVMe   
   >> device. However, I have run into trouble when I tried to upgrade the   
   >> kernel.   
   >>   
   >> 	Following the instructions in the README_UEFI.TXT file delivered   
   >> withSlackware64 15.0, I created two partitions in the /dev/nvme0n1   
   >> device. The first one, /dev/nvme0n1p1, is 100 MB in size, for the GPT   
   >> partition. The second one, /dev/nvme0n1p2, is the rest of the storage   
   >> available in the device - about 500 GB.   
   >>   
   >> 	With this, I was able to install Slackware64 15.0 in this device.   
   >> The system boots up correctly, using elilo, and everything seems to be   
   >> fine.   
   >>   
   >> 	Next I upgraded my packages using the ones in the patches/   
   >> packages directory of Slackware64 15.0. This includes a subdirectory   
   >> for the Linux kernel, to upgrade from the installed 5.15.19 to 5.15.38.   
   >> I did this, making sure to run eliloconfig as root before rebooting. I   
   >> did check that things under /boot/efi/EFI/Slackware had been modified   
   >> as a consequence of this operation, which they indeed had.   
   >>   
   >> 	On rebooting, initially everything seems to be OK - until I reach   
   >> a point at which the boot process gets interrupted with the following   
   >> diagnostics:   
   >>   
   >>   No kernel modules found for Linux 5.15.38.   
   >>   mount: mounting /dev/nvme0n1p2 on /mnt failed: No such device ERROR:   
   >>   No /sbin/init found on rootdev (or not mounted). Trouble ahead.   
   >>           You can try to fix it. Type 'exit' when things are done.   
   >>   
   >>   /bin/sh: can't access tty; job control turned off / #   
   >>   
   >> At this point, the system does not respond to keyboard input any   
   >> longer. On attemptng to reboot, exactly the same thing happens again.   
   >>   
   >> 	It would seem that, for whatever reason, it can't find the   
   >> partition where I installed Slackware64 15.0. Any thoughts on what it   
   >> is that may be going, and how to fix the problem?   
   >>   
   >> 	Interestingly, after doing the above I booted off the   
   >> installation USB stick, and went over the installation process itself,   
   >> but without installing anything but the Y packages - the BSD games, I   
   >> think - moving on to the configuration steps immediately afterward.   
   >> These steps recognize that the 5.15.38 kernel is present, and prompt   
   >> you to install ELILO for this kernel. The installation succeeds, and   
   >> after doing this I can indeed boot my system with the 5.15.38 kernel.   
   >> It would seem to be the case that this does something beyond what   
   >> eliloconfig on its own does.   
   >>   
   >> 	At least I got a workaround, but I wonder why eliloconfig did not   
   >> do the right thing?   
   >>   
   >>   
   > After upgrading kernel, headers and modules - slackpkg I presume - run   
   > (as root) pkgtool and select setup to rerun some installation scripts.   
   > Select 01.mkinitrd and ll.eliloconfig That will update the initrd and   
   > reinstall it in EFI directory.   
      
   	Thanks. After my last post I did some googling and found out that   
   my problem was that I did not run mkinitrd. Your suggestion simplifies   
   the whole thing significantly; much appreciated.   
      
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