sh: Convert ptrace to hw_breakpoint API.
This is the initial step for converting singlestep handling via ptrace
over to hw_breakpoints.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h
index 1dc12cb..201d11e 100644
--- a/arch/sh/include/asm/ptrace.h
+++ b/arch/sh/include/asm/ptrace.h
@@ -124,6 +124,12 @@
extern void user_enable_single_step(struct task_struct *);
extern void user_disable_single_step(struct task_struct *);
+struct perf_event;
+struct perf_sample_data;
+
+extern void ptrace_triggered(struct perf_event *bp, int nmi,
+ struct perf_sample_data *data, struct pt_regs *regs);
+
#define task_pt_regs(task) \
((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)