Re: [Xen-devel] Request fairly urgent reversion of c/s 8a3c4acc9907cfec9aae9f1bc251fbf50af6828e

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 27.08.13 at 15:02, Andrew Cooper <andrew.cooper3@xxxxxxxxxx> wrote:
> Changeset 8a3c4acc9907cfec9aae9f1bc251fbf50af6828e is my "Clean stacks
> in debug builds patch"
> 
> I applied the upstream version to XenServer, and resulted in some
> spectacular fails to boot.
> 
> Curiously, the buggy V1 "$(STACK_SIZE >> 8) " works fine on all
> hardware, but the apparently correct "$(STACK_SIZE / 8)" causes complete
> deadlock on AMD boxes on AP bringup, and causes Intel boxes to only boot
> a single pcpu.

That original version was broken in the assembly version only iirc,
which should not get used in AP bring-up. Hence I'm puzzled.

> I have some meetings now, so cant investigate immediately.
> 
> Please could you revert until I have had a time to investigate and fix.

Reverted.

Jan


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