[PATCH v4 0/4] Implement STRICT_MODULE_RWX for powerpc

[Russell Currey]

v3 cover letter here:
https://lists.ozlabs.org/pipermail/linuxppc-dev/2019-October/198023.html

Only minimal changes since then:

- patch 2/4 commit message update thanks to Andrew Donnellan
- patch 3/4 made neater thanks to Christophe Leroy
- patch 3/4 updated Kconfig description thanks to Daniel Axtens

Russell Currey (4):
  powerpc/mm: Implement set_memory() routines
  powerpc/kprobes: Mark newly allocated probes as RO
  powerpc/mm/ptdump: debugfs handler for W+X checks at runtime
  powerpc: Enable STRICT_MODULE_RWX

 arch/powerpc/Kconfig                   |  2 +
 arch/powerpc/Kconfig.debug             |  6 ++-
 arch/powerpc/configs/skiroot_defconfig |  1 +
 arch/powerpc/include/asm/set_memory.h  | 32 ++++++++++++++
 arch/powerpc/kernel/kprobes.c          |  3 ++
 arch/powerpc/mm/Makefile               |  1 +
 arch/powerpc/mm/pageattr.c             | 60 ++++++++++++++++++++++++++
 arch/powerpc/mm/ptdump/ptdump.c        | 21 ++++++++-
 8 files changed, 123 insertions(+), 3 deletions(-)
 create mode 100644 arch/powerpc/include/asm/set_memory.h
 create mode 100644 arch/powerpc/mm/pageattr.c

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2.23.0