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-rw-r--r--arch/arm/kernel/kprobes-common.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/kernel/kprobes-common.c b/arch/arm/kernel/kprobes-common.c
index 32bb0f2..a5394fb4 100644
--- a/arch/arm/kernel/kprobes-common.c
+++ b/arch/arm/kernel/kprobes-common.c
@@ -59,10 +59,25 @@ void __init test_load_write_pc_interworking(void)
#endif /* !test_load_write_pc_interworking */
+#ifndef test_alu_write_pc_interworking
+
+bool alu_write_pc_interworks;
+
+void __init test_alu_write_pc_interworking(void)
+{
+ int arch = cpu_architecture();
+ BUG_ON(arch == CPU_ARCH_UNKNOWN);
+ alu_write_pc_interworks = arch >= CPU_ARCH_ARMv7;
+}
+
+#endif /* !test_alu_write_pc_interworking */
+
+
void __init arm_kprobe_decode_init(void)
{
find_str_pc_offset();
test_load_write_pc_interworking();
+ test_alu_write_pc_interworking();
}
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