Subject: [PATCH 0/2] ERAT invalidation fixes

From: Nicholas Piggin <[email-masked]>
Date: Mon, 27 Aug 2018 13:03:00 +1000

First one is a real bug-fix for POWER8 and earlier CPUs, second I'm
not exactly sure how POWER9's ERAT behaves in this situation but it
seems to match what we do in other places.

Thanks,
Nick

Nicholas Piggin (2):
  powerpc/64s/hash: do not use PPC_INVALIDATE_ERAT on CPUs before POWER9
  powerpc/64s/radix: Explicitly flush ERAT with local LPID invalidation

 arch/powerpc/kernel/mce_power.c  | 7 +++++++
 arch/powerpc/mm/hash_native_64.c | 4 ++--
 arch/powerpc/mm/tlb-radix.c      | 1 +
 3 files changed, 10 insertions(+), 2 deletions(-)

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2.18.0