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Diffstat (limited to 'arch/arm/include/asm/ptrace.h')
-rw-r--r--arch/arm/include/asm/ptrace.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index 04c99f36ff7f..c877654fe3bf 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -27,9 +27,13 @@ struct pt_regs {
#define thumb_mode(regs) (0)
#endif
+#ifndef CONFIG_CPU_V7M
#define isa_mode(regs) \
- ((((regs)->ARM_cpsr & PSR_J_BIT) >> 23) | \
- (((regs)->ARM_cpsr & PSR_T_BIT) >> 5))
+ ((((regs)->ARM_cpsr & PSR_J_BIT) >> (__ffs(PSR_J_BIT) - 1)) | \
+ (((regs)->ARM_cpsr & PSR_T_BIT) >> (__ffs(PSR_T_BIT))))
+#else
+#define isa_mode(regs) 1 /* Thumb */
+#endif
#define processor_mode(regs) \
((regs)->ARM_cpsr & MODE_MASK)
@@ -80,6 +84,12 @@ static inline long regs_return_value(struct pt_regs *regs)
#define instruction_pointer(regs) (regs)->ARM_pc
+static inline void instruction_pointer_set(struct pt_regs *regs,
+ unsigned long val)
+{
+ instruction_pointer(regs) = val;
+}
+
#ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *regs);
#else