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-rw-r--r--arch/arm64/include/asm/extable.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/extable.h b/arch/arm64/include/asm/extable.h
index 840a35ed92ec..b15eb4a3e6b2 100644
--- a/arch/arm64/include/asm/extable.h
+++ b/arch/arm64/include/asm/extable.h
@@ -22,6 +22,15 @@ struct exception_table_entry
#define ARCH_HAS_RELATIVE_EXTABLE
+static inline bool in_bpf_jit(struct pt_regs *regs)
+{
+ if (!IS_ENABLED(CONFIG_BPF_JIT))
+ return false;
+
+ return regs->pc >= BPF_JIT_REGION_START &&
+ regs->pc < BPF_JIT_REGION_END;
+}
+
#ifdef CONFIG_BPF_JIT
int arm64_bpf_fixup_exception(const struct exception_table_entry *ex,
struct pt_regs *regs);