This series intend to implement Kernel Userspace protection for PPC32. It comes on top of the v4 series for Radix.
Christophe Leroy (6): powerpc/8xx: Only define APG0 and APG1 powerpc/8xx: Add Kernel Userspace Execution Prevention powerpc/32: Prepare for Kernel Userspace Access Protection powerpc/8xx: Add Kernel Userspace Access Protection powerpc/book3s32: Prepare Kernel Userspace Access Protection powerpc/book3s32: Implement Kernel Userspace Access Protection Russell Currey (1): powerpc/64s: Implement KUAP for Radix MMU (SQUASH) Documentation/admin-guide/kernel-parameters.txt | 4 +- arch/powerpc/include/asm/book3s/32/kup.h | 96 +++++++++++++++++++++++++ arch/powerpc/include/asm/book3s/32/mmu-hash.h | 4 ++ arch/powerpc/include/asm/book3s/64/kup-radix.h | 79 ++++++++++++++++++++ arch/powerpc/include/asm/exception-64s.h | 2 + arch/powerpc/include/asm/feature-fixups.h | 3 + arch/powerpc/include/asm/futex.h | 4 ++ arch/powerpc/include/asm/kup.h | 72 +++++++++++++++++++ arch/powerpc/include/asm/mmu.h | 10 ++- arch/powerpc/include/asm/nohash/32/kup-8xx.h | 52 ++++++++++++++ arch/powerpc/include/asm/nohash/32/mmu-8xx.h | 26 +++++-- arch/powerpc/include/asm/processor.h | 3 + arch/powerpc/include/asm/ptrace.h | 11 ++- arch/powerpc/include/asm/reg.h | 1 + arch/powerpc/include/asm/uaccess.h | 38 +++++++--- arch/powerpc/kernel/asm-offsets.c | 7 ++ arch/powerpc/kernel/entry_32.S | 16 +++-- arch/powerpc/kernel/entry_64.S | 22 +++++- arch/powerpc/kernel/exceptions-64s.S | 3 + arch/powerpc/kernel/head_32.S | 35 ++++++--- arch/powerpc/kernel/idle_book3s.S | 39 ++++++++++ arch/powerpc/kernel/setup_64.c | 10 +++ arch/powerpc/lib/checksum_wrappers.c | 4 ++ arch/powerpc/lib/code-patching.c | 4 +- arch/powerpc/mm/8xx_mmu.c | 24 +++++++ arch/powerpc/mm/fault.c | 28 +++++--- arch/powerpc/mm/hash_low_32.S | 6 +- arch/powerpc/mm/init-common.c | 26 +++++++ arch/powerpc/mm/init_32.c | 3 + arch/powerpc/mm/pgtable-radix.c | 31 +++++++- arch/powerpc/mm/pkeys.c | 1 + arch/powerpc/mm/ppc_mmu_32.c | 10 +++ arch/powerpc/platforms/Kconfig.cputype | 36 ++++++++++ 33 files changed, 657 insertions(+), 53 deletions(-) create mode 100644 arch/powerpc/include/asm/book3s/32/kup.h create mode 100644 arch/powerpc/include/asm/book3s/64/kup-radix.h create mode 100644 arch/powerpc/include/asm/kup.h create mode 100644 arch/powerpc/include/asm/nohash/32/kup-8xx.h -- 2.13.3
