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Diffstat (limited to 'arch/powerpc/include/asm/ptrace.h')
-rw-r--r--arch/powerpc/include/asm/ptrace.h27
1 files changed, 21 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index 48223f9b872..84cc7840cd1 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -83,17 +83,32 @@ struct pt_regs {
#ifndef __ASSEMBLY__
-#define instruction_pointer(regs) ((regs)->nip)
-#define user_stack_pointer(regs) ((regs)->gpr[1])
-#define kernel_stack_pointer(regs) ((regs)->gpr[1])
-#define regs_return_value(regs) ((regs)->gpr[3])
+#define GET_IP(regs) ((regs)->nip)
+#define GET_USP(regs) ((regs)->gpr[1])
+#define GET_FP(regs) (0)
+#define SET_FP(regs, val)
#ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *regs);
-#else
-#define profile_pc(regs) instruction_pointer(regs)
+#define profile_pc profile_pc
#endif
+#include <asm-generic/ptrace.h>
+
+#define kernel_stack_pointer(regs) ((regs)->gpr[1])
+static inline int is_syscall_success(struct pt_regs *regs)
+{
+ return !(regs->ccr & 0x10000000);
+}
+
+static inline long regs_return_value(struct pt_regs *regs)
+{
+ if (is_syscall_success(regs))
+ return regs->gpr[3];
+ else
+ return -regs->gpr[3];
+}
+
#ifdef __powerpc64__
#define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1)
#else