[PATCH] sh: task_pt_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/asm-sh/ptrace.h b/include/asm-sh/ptrace.h
index 0f75e16..85aa0f4 100644
--- a/include/asm-sh/ptrace.h
+++ b/include/asm-sh/ptrace.h
@@ -91,6 +91,16 @@
#define instruction_pointer(regs) ((regs)->pc)
extern void show_regs(struct pt_regs *);
+#ifdef CONFIG_SH_DSP
+#define task_pt_regs(task) \
+ ((struct pt_regs *) ((unsigned long)(task)->thread_info + THREAD_SIZE \
+ - sizeof(struct pt_dspregs) - sizeof(unsigned long)) - 1)
+#else
+#define task_pt_regs(task) \
+ ((struct pt_regs *) ((unsigned long)(task)->thread_info + THREAD_SIZE \
+ - sizeof(unsigned long)) - 1)
+#endif
+
static inline unsigned long profile_pc(struct pt_regs *regs)
{
unsigned long pc = instruction_pointer(regs);
