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Re: support for more than 32 CPUs
Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> On Mon, Apr 16, 2012 at 11:05:04PM +0200, Manuel Bouyer wrote:
> > the attached patch, based on a patch sent by Mindaugas Rasiukevicius
> > on tech-kern@ some time ago, bumps the max number of CPUs to 256 for
> > amd64, and should easily allow up to 64 for Xen/amd64.
> There are some unrelated changes e.g. to the halt logic in mptramp. Is
> that intentional?
You mean jump to the idle_loop()? The changes are not directly related.
A while ago I added kcpuset_running setting in idle_loop() (committed it
separately) and the change was in the way of code inspecting the callers.
Call from C is just more readable.
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