powerpc/mm/nohash: Ignore NULL stale_map entries

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This happens with threads that are offline due to CPU hotplug
(including threads that were never "plugged in" to begin with because
SMT is disabled).

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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Scott Wood 2013-03-20 19:06:12 -05:00 • committed by Benjamin Herrenschmidt

parent 35fd219a26

commit 39a421ff0b

1 changed files with 6 additions and 3 deletions

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arch/powerpc/mm/mmu_context_nohash.c

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