[PATCHv8 0/2] Better page protections for arm64

[Laura Abbott]

Hi,

This should be the final version of the series to add stricter page
protections for arm64. The goal is to have text be RO/X and everything
else be RW/NX.

v8: Minor tweaks, adding acks

Laura Abbott (2):
  arm64: use fixmap for text patching
  arm64: add better page protections to arm64

 arch/arm64/Kconfig.debug            |  23 ++++
 arch/arm64/include/asm/cacheflush.h |   5 +
 arch/arm64/include/asm/fixmap.h     |   1 +
 arch/arm64/kernel/insn.c            |  47 +++++++-
 arch/arm64/kernel/vmlinux.lds.S     |  17 ++-
 arch/arm64/mm/init.c                |   1 +
 arch/arm64/mm/mm.h                  |   2 +
 arch/arm64/mm/mmu.c                 | 211 ++++++++++++++++++++++++++++++++----
 8 files changed, 280 insertions(+), 27 deletions(-)

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