This set includes CET Indirect Branch Tracking patches and a PTRACE patch. Summary of changes from v2: Allocate IBT bitmap at the start of a task. H.J. Lu (1): x86: Insert endbr32/endbr64 to vDSO Yu-cheng Yu (7): x86/cet/ibt: Add Kconfig option for user-mode Indirect Branch Tracking x86/cet/ibt: User-mode indirect branch tracking support x86/cet/ibt: ELF header parsing for IBT x86/cet/ibt: Add arch_prctl functions for IBT x86/cet/ibt: Add ENDBR to op-code-map mm/mmap: Add IBT bitmap size to address space limit check x86/cet: Add PTRACE interface for CET arch/x86/Kconfig | 12 +++ arch/x86/Makefile | 7 ++ arch/x86/entry/vdso/.gitignore | 4 + arch/x86/entry/vdso/Makefile | 12 ++- arch/x86/entry/vdso/vdso-layout.lds.S | 1 + arch/x86/include/asm/cet.h | 8 ++ arch/x86/include/asm/disabled-features.h | 8 +- arch/x86/include/asm/fpu/regset.h | 7 +- arch/x86/include/uapi/asm/elf_property.h | 1 + arch/x86/include/uapi/asm/prctl.h | 1 + arch/x86/include/uapi/asm/resource.h | 5 ++ arch/x86/kernel/cet.c | 74 +++++++++++++++++++ arch/x86/kernel/cet_prctl.c | 38 +++++++++- arch/x86/kernel/cpu/common.c | 20 ++++- arch/x86/kernel/elf.c | 8 +- arch/x86/kernel/fpu/regset.c | 41 ++++++++++ arch/x86/kernel/process.c | 2 + arch/x86/kernel/ptrace.c | 16 ++++ arch/x86/lib/x86-opcode-map.txt | 13 +++- include/uapi/asm-generic/resource.h | 3 + include/uapi/linux/elf.h | 1 + mm/mmap.c | 12 ++- tools/objtool/arch/x86/lib/x86-opcode-map.txt | 13 +++- 23 files changed, 294 insertions(+), 13 deletions(-) -- 2.17.1
