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-rw-r--r--include/asm-arm/ptrace.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-arm/ptrace.h b/include/asm-arm/ptrace.h
index ee3d93c281d..ff038b65f37 100644
--- a/include/asm-arm/ptrace.h
+++ b/include/asm-arm/ptrace.h
@@ -103,6 +103,10 @@ struct pt_regs {
#define thumb_mode(regs) (0)
#endif
+#define isa_mode(regs) \
+ ((((regs)->ARM_cpsr & PSR_J_BIT) >> 23) | \
+ (((regs)->ARM_cpsr & PSR_T_BIT) >> 5))
+
#define processor_mode(regs) \
((regs)->ARM_cpsr & MODE_MASK)