From: Jordan Niethe <jniethe5@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: ajd@linux.ibm.com, cmr@codefail.de, npiggin@gmail.com,
aneesh.kumar@linux.ibm.com, naveen.n.rao@linux.ibm.com,
Jordan Niethe <jniethe5@gmail.com>,
dja@axtens.net
Subject: [PATCH v15 0/9] powerpc: Further Strict RWX support
Date: Wed, 9 Jun 2021 11:34:22 +1000 [thread overview]
Message-ID: <20210609013431.9805-1-jniethe5@gmail.com> (raw)
Adding more Strict RWX support on powerpc, in particular Strict Module RWX.
It is now rebased on ppc next.
For reference the previous revision is available here:
https://lore.kernel.org/linuxppc-dev/20210517032810.129949-1-jniethe5@gmail.com/
Changes for v15:
Christophe Leroy (2):
powerpc/mm: implement set_memory_attr()
powerpc/32: use set_memory_attr()
Jordan Niethe (4):
powerpc/lib/code-patching: Set up Strict RWX patching earlier
powerpc/modules: Make module_alloc() Strict Module RWX aware
powerpc/bpf: Remove bpf_jit_free()
powerpc/bpf: Write protect JIT code
Russell Currey (3):
powerpc/mm: Implement set_memory() routines
powerpc/kprobes: Mark newly allocated probes as ROX
powerpc: Set ARCH_HAS_STRICT_MODULE_RWX
- Force STRICT_KERNEL_RWX if STRICT_MODULE_RWX is selected
- Predicate on !PPC_BOOK3S_32 instead
arch/powerpc/Kconfig | 3 +
arch/powerpc/include/asm/mmu.h | 5 +
arch/powerpc/include/asm/set_memory.h | 34 +++++++
arch/powerpc/kernel/kprobes.c | 17 ++++
arch/powerpc/kernel/module.c | 4 +-
arch/powerpc/lib/code-patching.c | 12 +--
arch/powerpc/mm/Makefile | 2 +-
arch/powerpc/mm/pageattr.c | 134 ++++++++++++++++++++++++++
arch/powerpc/mm/pgtable_32.c | 60 ++----------
arch/powerpc/net/bpf_jit_comp.c | 13 +--
10 files changed, 212 insertions(+), 72 deletions(-)
create mode 100644 arch/powerpc/include/asm/set_memory.h
create mode 100644 arch/powerpc/mm/pageattr.c
--
2.25.1
next reply other threads:[~2021-06-09 1:35 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-09 1:34 Jordan Niethe [this message]
2021-06-09 1:34 ` [PATCH v15 1/9] powerpc/mm: Implement set_memory() routines Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 2/9] powerpc/lib/code-patching: Set up Strict RWX patching earlier Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 3/9] powerpc/modules: Make module_alloc() Strict Module RWX aware Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 4/9] powerpc/kprobes: Mark newly allocated probes as ROX Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 5/9] powerpc/bpf: Remove bpf_jit_free() Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 6/9] powerpc/bpf: Write protect JIT code Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 7/9] powerpc: Set ARCH_HAS_STRICT_MODULE_RWX Jordan Niethe
2021-08-05 9:34 ` Laurent Vivier
2021-08-13 22:58 ` Fabiano Rosas
2021-08-14 1:23 ` Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 8/9] powerpc/mm: implement set_memory_attr() Jordan Niethe
2021-06-09 1:34 ` [PATCH v15 9/9] powerpc/32: use set_memory_attr() Jordan Niethe
2021-06-24 14:03 ` [PATCH v15 0/9] powerpc: Further Strict RWX support Michael Ellerman
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