Messages in this thread Patch in this message | | | From | Kees Cook <> | Subject | [PATCH v4 13/17] arm/build: Explicitly keep .ARM.attributes sections | Date | Sun, 28 Jun 2020 23:18:36 -0700 |
| |
In preparation for adding --orphan-handling=warn, explicitly keep the .ARM.attributes section by expanding the existing ELF_DETAILS macro into ARM_DETAILS.
Suggested-by: Nick Desaulniers <ndesaulniers@google.com> Link: https://lore.kernel.org/lkml/CAKwvOdk-racgq5pxsoGS6Vtifbtrk5fmkmnoLxrQMaOvV0nPWw@mail.gmail.com/ Signed-off-by: Kees Cook <keescook@chromium.org> --- arch/arm/include/asm/vmlinux.lds.h | 4 ++++ arch/arm/kernel/vmlinux-xip.lds.S | 2 +- arch/arm/kernel/vmlinux.lds.S | 2 +- 3 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm/include/asm/vmlinux.lds.h b/arch/arm/include/asm/vmlinux.lds.h index 142c038b2e97..c66b16cd8837 100644 --- a/arch/arm/include/asm/vmlinux.lds.h +++ b/arch/arm/include/asm/vmlinux.lds.h @@ -56,6 +56,10 @@ ARM_MMU_DISCARD(*(__ex_table)) \ ARM_COMMON_DISCARD +#define ARM_DETAILS \ + ELF_DETAILS \ + .ARM.attributes 0 : { *(.ARM.attributes) } + #define ARM_STUBS_TEXT \ *(.gnu.warning) \ *(.glue_7) \ diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S index 904c31fa20ed..57fcbf55f913 100644 --- a/arch/arm/kernel/vmlinux-xip.lds.S +++ b/arch/arm/kernel/vmlinux-xip.lds.S @@ -150,7 +150,7 @@ SECTIONS _end = .; STABS_DEBUG - ELF_DETAILS + ARM_DETAILS } /* diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index bb950c896a67..1d3d3b599635 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -149,7 +149,7 @@ SECTIONS _end = .; STABS_DEBUG - ELF_DETAILS + ARM_DETAILS } #ifdef CONFIG_STRICT_KERNEL_RWX -- 2.25.1
| |