Messages in this thread | | | Date | Wed, 16 Apr 2008 20:45:43 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH] - Increase MAX_APICS for large configs |
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* Jack Steiner <steiner@sgi.com> wrote:
> Increase the maximum number of apics when running very large > configurations. This patch has no affect on most systems. > > Signed-off-by: Jack Steiner <steiner@sgi.com> > > I think this area of the code will be substantially changed when the > full x2apic patch is available. In the meantime, this seems like an > acceptible alternative. The patch has no effect on any 32-bit kernel. > It adds ~4k to the size of 64-bit kernels but only if NR_CPUS > 255.
ugly ... but well - applied. What's the static size cost of 64K APICs?
Ingo
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