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| author | Seung-Woo Kim <sw0312.kim@samsung.com> | 2022-09-30 22:30:09 +0100 |
|---|---|---|
| committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2022-11-07 14:19:00 +0000 |
| commit | d539fee9f825b0c8eac049732c83562b28a483b5 (patch) | |
| tree | b393a5ea74b346e1e4c02713bd4bde5e262636e4 | |
| parent | 4ab07fd3fbe6b6fe5f28e0e2987eb02bedc2b495 (diff) | |
| download | lwn-d539fee9f825b0c8eac049732c83562b28a483b5.tar.gz lwn-d539fee9f825b0c8eac049732c83562b28a483b5.zip | |
ARM: 9253/1: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL
To enable UBSAN on ARM, this patch enables ARCH_HAS_UBSAN_SANITIZE_ALL
from arm confiuration. Basic kernel bootup test is passed on arm with
CONFIG_UBSAN_SANITIZE_ALL enabled.
[florian: rebased against v6.0-rc7]
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
| -rw-r--r-- | arch/arm/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/boot/compressed/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/vdso/Makefile | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 87badeae3181..c90aa58eab7f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -27,6 +27,7 @@ config ARM select ARCH_HAVE_NMI_SAFE_CMPXCHG if CPU_V7 || CPU_V7M || CPU_V6K select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_KEEP_MEMBLOCK + select ARCH_HAS_UBSAN_SANITIZE_ALL select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_NO_SG_CHAIN if !ARM_HAS_SG_CHAIN select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 41bcbb460fac..2cc2af13779e 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -27,6 +27,7 @@ KASAN_SANITIZE := n # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. KCOV_INSTRUMENT := n +UBSAN_SANITIZE := n # # Architecture dependencies diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile index 8ca1c9f262a2..a7ec06ce3785 100644 --- a/arch/arm/vdso/Makefile +++ b/arch/arm/vdso/Makefile @@ -37,6 +37,7 @@ endif # Disable gcov profiling for VDSO code GCOV_PROFILE := n +UBSAN_SANITIZE := n # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. KCOV_INSTRUMENT := n |