[RFC] Drop Non-smp PowerPC Kernel Flavor

Tim Gardner tim.gardner at canonical.com
Thu Mar 15 12:30:39 UTC 2012

On 03/15/2012 06:02 AM, Colin Watson wrote:
> On Thu, Mar 15, 2012 at 11:02:09AM +0800, Jeremy Kerr wrote:
>> Hi all,
>>> We consulted Jeremy Kerr about this. He says that an SMP kernel will run
>>> on all 32 bit powerpc platforms, including non-SMP.
>> To clarify: the hardware supported by the powerpc and powerpc-smp
>> flavours is almost identical. The differences probably don't matter
>> Ubuntu users, as it'll be obscure hardware. I've CC-ed benh in case
>> he wants to correct me on this one.
>> However, the SMP kernel supports (surprise!) bringing up>1 CPU on
>> machines that have>1 CPU. With a UP kernel on these machines, the
>> other CPUs are left doing nothing.
>> The main class of 32-bit SMP powerpc machines are the Apple dual-G4s.
>> So, since the hardware coverage is essentially the same, but we get
>> SMP support on SMP machines, I'd say that we would prefer the
>> powerpc-smp kernel over the powerpc flavour.
> OK, that all makes sense, and I agree based on that.  I'd forgotten
> about the dual G4 class.
> I would switch the installer over to powerpc-smp today, then, except
> that the kernel doesn't ship powerpc-smp udebs yet, only powerpc and
> powerpc64-smp.  Can somebody fix that so that I can do this transition?

I'll take care of it. Leann plans to upload later in her day Friday, so 
the kernel ought to be available by Monday.

Tim Gardner tim.gardner at canonical.com

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