--- v15
+++ v14
@@ -1,10 +1,12 @@
Adding more Strict RWX support on powerpc, in particular Strict Module RWX.
-It is now rebased on ppc next.
+Thanks for all of the feedback everyone.
+It is now rebased on linux-next + powerpc/64s/radix: Enable huge vmalloc mappings
+(https://lore.kernel.org/linuxppc-dev/20210503091755.613393-1-npiggin@gmail.com/)
For reference the previous revision is available here:
-https://lore.kernel.org/linuxppc-dev/20210517032810.129949-1-jniethe5@gmail.com/
+https://lore.kernel.org/linuxppc-dev/20210510011828.4006623-1-jniethe5@gmail.com/
-Changes for v15:
+The changes in v14 for each patch:
Christophe Leroy (2):
powerpc/mm: implement set_memory_attr()
@@ -13,18 +15,20 @@
Jordan Niethe (4):
powerpc/lib/code-patching: Set up Strict RWX patching earlier
powerpc/modules: Make module_alloc() Strict Module RWX aware
+ v14: - Split out from powerpc: Set ARCH_HAS_STRICT_MODULE_RW
+ - Add and use strict_module_rwx_enabled() helper
powerpc/bpf: Remove bpf_jit_free()
powerpc/bpf: Write protect JIT code
Russell Currey (3):
powerpc/mm: Implement set_memory() routines
+ v14: - only check is_vm_area_hugepages() for virtual memory
powerpc/kprobes: Mark newly allocated probes as ROX
+ v14: - Use strict_module_rwx_enabled()
powerpc: Set ARCH_HAS_STRICT_MODULE_RWX
- - Force STRICT_KERNEL_RWX if STRICT_MODULE_RWX is selected
- - Predicate on !PPC_BOOK3S_32 instead
+ v14: - Make changes to module_alloc() its own commit
-
- arch/powerpc/Kconfig | 3 +
+ arch/powerpc/Kconfig | 2 +
arch/powerpc/include/asm/mmu.h | 5 +
arch/powerpc/include/asm/set_memory.h | 34 +++++++
arch/powerpc/kernel/kprobes.c | 17 ++++
@@ -34,7 +38,7 @@
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(-)
+ 10 files changed, 211 insertions(+), 72 deletions(-)
create mode 100644 arch/powerpc/include/asm/set_memory.h
create mode 100644 arch/powerpc/mm/pageattr.c