YAY! Thanks Nio. It is good to know the -- puts the flags on the installed system when installing that way.
On 02/19/2015 01:05 PM, Nio Wiklund wrote: > [SOLVED, see the end of this mail] > > Den 2015-02-17 21:34, Nio Wiklund skrev: >> Den 2015-02-17 12:07, Nio Wiklund skrev: >>> Hi everybody, >>> >>> [Sorry, I missed the link in the previous mail] >>> >>> I iso-tested the current Vivid mini.iso (32-bit) and found a bug. >>> >>> No installable kernel was found in the defined APT sources >>> >>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1422675 >>> _____ >>> >>> The minimal installer was booted with forcepae. It started nicely, but >>> got stuck when preparing to download and install the kernel. >>> >>> No installable kernel was found in the defined APT sources ... Continue >>> the installation without installing a kernel? >>> >>> I checked if this is a PAE issue ... and yes, it is. >>> >>> Forcepae makes the installer work, but later on, during installation, it >>> refuses to manage the [PAE] kernel. I tested, and it works in a computer >>> with CPU with a built-in PAE flag. And the trusty mini.iso can install >>> in the same computer, so this is a regression. >>> >>> I mark it as a critical bug, because it is critical for computers with >>> Pentium M and Celeron M computers, that have PAE capability but lack PAE >>> flag. But yes, I know, that it does not affect computers with processors >>> that display a PAE flag. I have even tested that is works for such a >>> computer. >>> >>> If you have a computer with a Pentium M or Celeron M CPU, please click >>> on 'Affects me too'! >>> >>> Best regards >>> Nio >>> >> >> This same problem occurs during iso-testing for the point version >> 14.04.2 LTS >> >> lubuntu-trusty-alternate-i386.iso >> >> This alternate iso file does not work in my computer with a Pentium M >> processor. >> >> Best regards >> Nio >> > Hi everybody, > > Chris Bainbridge solved this problem for us: > > The problem is not PAE, the problem is that the kernel parameters parser > was changed as a result of the systemd debug params controversy. > > You need to repeat the 'forcepae' twice in the linux kernel parameters, > before and after the -- i.e.: > > linux ... forcepae -- forcepae > > Kernel patch that changed the previous behaviour was: > > commit 51e158c > Author: Rusty Russell <ru...@rustcorp.com.au> > Date: Mon Apr 28 11:34:33 2014 +0930 > param: hand arguments after -- straight to init > > The kernel parses parameters from the kernel command line up to > "--"; > if it doesn't recognize a parameter and it doesn't contain a > '.', the > parameter gets passed to init: parameters with '=' go into init's > environment, others are passed as command line arguments to init. > Everything after "--" is passed as an argument to init. > > With "forcepae -- forcepae" I did a full install of the Vivid ISO link > above. It worked ok. > > (There was a non-related bug, Ubuntu/grub puts "vt.handoff=7" in > grub.cfg which causes a black screen on boot - looks like bug #913731 or > some related regression). > _____ > > I can confirm that it works according to this specified usage of double > boot options: > > I tested the Ubuntu Vivid daily 32-bit mini.iso (dated feb 9) in my IBM > Thinkpad T42 with Pentium M, and it works for me too with this double > boot option. > > I clicked tab to get to the boot line. > > I edited the boot line from > >> linux vga=788 initrd=initrd.gz -- quiet > to > >> linux vga=788 initrd=initrd.gz forcepae -- quiet forcepae > and the installation of a minimal text system worked for me. > > ----- > > I tested Lubuntu trusty-alternate-i386.iso (14.04.2 LTS) in my IBM > Thinkpad T42 with Pentium M, and this bug is squashed here too with this > double boot option. > > I clicked F6 and ESC to get to the boot line and changed the end of it from > > ... quiet -- > > to > > ... quiet forcepae -- forcepae > > But the other red bug (1417918) must be solved by other methods. > > -o- > > It is funny that the corresponding Lubuntu desktop installer works with > the single boot option > > ... quiet -- forcepae > > Best regards > Nio > -- Regards -Israel ToriOS Team -- Mailing list: https://launchpad.net/~torios Post to : torios@lists.launchpad.net Unsubscribe : https://launchpad.net/~torios More help : https://help.launchpad.net/ListHelp
