Re: Kernel Regression: Wallstreet (was Re: OldWorld ROM Macintoshes)

On Fri, 2025-09-05 at 15:32 +0200, John Paul Adrian Glaubitz wrote:
> Hi Cedar,
> 
> On Wed, 2025-09-03 at 22:03 -0500, Cedar Maxwell wrote:
> > How did you test out all these kernels?  I was trying to do so by
> > downloading various kernels at
> > https://snapshot.debian.org/binary/linux-image-powerpc/ and
> > installing
> > them with dpkg, but since they didn't generate config files in
> > /boot
> > I'm unable to create vmlinux or initrd.img files for BootX.
> 
> You're looking at the wrong binary package. The package "linux-image-
> $ARCH"
> is just a meta package which depends on the actual kernel package
> which
> follows the filename format "linux-image-$ABI_VERSION-$ARCH".
> 
> Thus, search for the "linux" source package [1], select the version
> you want
> to test and then download the corresponding "linux-image-
> $ABI_VERSION-powerpc"
> package.
> 
> Please note that the ABI version is NOT the same thing as the
> upstream kernel
> version. The ABI version used to codify the ABI version of the kernel
> which
> can be the same for multiple kernel versions.

Thanks for the clarification.  I did not realize they were different,
which was leading to some confusion on my part.

> 
> Also, please note that not every kernel version has been built for
> powerpc. So,
> if you want to avoid clicking through snapshot versions only to
> release there
> is no build for powerpc, look at the list of successful builds of the
> linux
> source package on powerpc [2].
> 
> Adrian
> 
> > [1] https://snapshot.debian.org/package/linux/
> > [2]
> > https://buildd.debian.org/status/logs.php?pkg=linux&arch=powerpc