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SubjectRe: [Stable-review] [36/55] [PARISC] slub: fix panic with DISCONTIGMEM
On Tue, May 03, 2011 at 03:46:13PM -0700, David Rientjes wrote:
> SLUB relies heavily on N_NORMAL_MEMORY, so these two patches fix that
> allocator but the problem is actually not just isolated to that subsystem;
> it fixes an issue with anything that uses N_NORMAL_MEMORY.
> The former patch sets the nodes correctly for parisc and Michael's patch
> sets the nodes correctly for m68k, so it's the same fix for two different
> previously-broken architectures.

So if I understand you correctly, the Kconfig condition for SLUB is
now wrong - only architectures that use DISCONTIGMEM's fake-NUMA and
don't set the node states to N_NORMAL_MEMORY will break it. And
there's no good way to test for that in Kconfig.


Ben Hutchings
We get into the habit of living before acquiring the habit of thinking.
- Albert Camus

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