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Re: Problem with udev upgrading from wheezy to jessie



On Tue, Jan 26, 2016 at 10:38:36PM +0200, Selim T. Erdoğan wrote:
> On Tue, Jan 26, 2016 at 01:41:24PM +0100, Michael Biebl wrote:
> > Am 26.01.2016 um 11:08 schrieb Chris Bannister:
> > > On Sun, Jan 24, 2016 at 11:58:16AM +0100, Martin Hanson wrote:
> > >>
> > >> Please upgrade your kernel before or while upgrading udev.
> > >>
> > >> AT YOUR OWN RISK, you can force the installation of this version of udev
> > >> WHICH DOES NOT WORK WITH YOUR RUNNING KERNEL AND WILL BREAK YOUR SYSTEM
> > >> AT THE NEXT REBOOT by creating the /etc/udev/kernel-upgrade file.
> > > 
> 
> ...
> 
> > You can force the upgrade of the udev by creating the flag file
> > /etc/udev/kernel-upgrade simply by running something like
> > touch /etc/udev/kernel-upgrade
> > The run the udev installation again. No special --force flags are necessary.
> > 
> > If you do *not upgrade the kernel afterwards *before* rebooting, it can
> > lead to an unbootable system.
> > 
> > I thought the error message from udev was pretty clear, but apparently
> > it isn't?
> 
> The way I read it, the part in capitals grabs all the attention and 
> breaks the flow of the main sentence.  When I first read it (admittedly 
> not carefully enough) I thought it meant "Installing this version of 
> udev will break the system at next reboot.  It will do this by creating 
> the /etc/udev/kernel-upgrade file." :)

Me too! :)

> I think it would have been much clearer if it had been:
> 
> AT YOUR OWN RISK, you can force the installation of this version of 
> udev, by creating the /etc/udev/kernel-upgrade file.  However, this
> version of udev does not work with your running kernel, so, after 
> upgrading udev, you MUST also upgrade the kernel before rebooting.  
> OTHERWISE YOU WILL BREAK YOUR SYSTEM AT THE NEXT REBOOT.

Perfect! (ok, you don't need the comma after the first 'udev')

-- 
"If you're not careful, the newspapers will have you hating the people
who are being oppressed, and loving the people who are doing the 
oppressing." --- Malcolm X


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