[RFC PATCH 0/4] assorted virtual / physical address fixes

[Nicholas Piggin]

Implementing VIRTUAL_BUG_ON to catch incorrect usage of __va and __pa
showed up a few possible issues. Actually patch 1 was found by
inspection (I will check whether I may attribute the reporter).

Thanks,
Nick

Nicholas Piggin (4):
  powerpc/64s/radix: Fix memory hotplug section page table creation
  powerpc/64s/radix: Fix memory hot-unplug page table split
  powerpc/perf: fix imc allocation failure
  powerpc/64: Add VIRTUAL_BUG_ON checks for __va and __pa addresses

 arch/powerpc/include/asm/page.h          | 14 ++++++++++--
 arch/powerpc/mm/book3s64/radix_pgtable.c |  6 ++---
 arch/powerpc/perf/imc-pmu.c              | 29 +++++++++++++++---------
 3 files changed, 33 insertions(+), 16 deletions(-)

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2.20.1