Commits
Scott Wood committed 39a421ff0b7
powerpc/mm/nohash: Ignore NULL stale_map entries 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>