[RFC PATCH v1 0/4] KASAN for nohash PPC32

Christophe Leroy christophe.leroy at c-s.fr
Sat Jul 14 02:23:29 AEST 2018


This serie adds support to nohash PPC32

Tested on MPC8xx

Christophe Leroy (4):
  powerpc/mm: prepare kernel for KAsan on PPC32
  powerpc: add missing header in pgtable-types.h
  powerpc/32: Move early_init() in a separate file
  powerpc/nohash32: Add KASAN support

 arch/powerpc/Kconfig                         |  1 +
 arch/powerpc/include/asm/kasan.h             | 21 ++++++++
 arch/powerpc/include/asm/nohash/32/pgtable.h |  2 +
 arch/powerpc/include/asm/pgtable-types.h     |  2 +
 arch/powerpc/include/asm/ppc_asm.h           |  5 ++
 arch/powerpc/include/asm/setup.h             |  5 ++
 arch/powerpc/include/asm/string.h            | 14 ++++++
 arch/powerpc/kernel/Makefile                 |  5 +-
 arch/powerpc/kernel/cputable.c               |  4 +-
 arch/powerpc/kernel/early_32.c               | 35 +++++++++++++
 arch/powerpc/kernel/setup-common.c           |  2 +
 arch/powerpc/kernel/setup_32.c               | 33 ++-----------
 arch/powerpc/lib/Makefile                    |  2 +
 arch/powerpc/lib/copy_32.S                   |  9 ++--
 arch/powerpc/mm/Makefile                     |  3 ++
 arch/powerpc/mm/dump_linuxpagetables.c       |  8 +++
 arch/powerpc/mm/kasan_init.c                 | 73 ++++++++++++++++++++++++++++
 arch/powerpc/mm/mem.c                        |  4 ++
 18 files changed, 193 insertions(+), 35 deletions(-)
 create mode 100644 arch/powerpc/include/asm/kasan.h
 create mode 100644 arch/powerpc/kernel/early_32.c
 create mode 100644 arch/powerpc/mm/kasan_init.c

-- 
2.13.3



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