perf: Generalize callchain_store()

[mv-sheeva.git] / include / linux / perf_event.h

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 63b5aa5dce6948359476c5b75dba228454d1997c..358880404b42f010e26517f9c48d1cfa4c41b8e8 100644 (file)
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -533,8 +533,10 @@ struct hw_perf_event {
                        struct hrtimer  hrtimer;
                };
 #ifdef CONFIG_HAVE_HW_BREAKPOINT
-               /* breakpoint */
-               struct arch_hw_breakpoint       info;
+               struct { /* breakpoint */
+                       struct arch_hw_breakpoint       info;
+                       struct list_head                bp_list;
+               };
 #endif
        };
        local64_t                       prev_count;
@@ -934,7 +936,7 @@ extern void __perf_sw_event(u32, u64, int, struct pt_regs *, u64);
 
 #ifndef perf_arch_fetch_caller_regs
 static inline void
-perf_arch_fetch_caller_regs(struct regs *regs, unsigned long ip) { }
+perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip) { }
 #endif
 
 /*
@@ -976,6 +978,13 @@ extern void perf_event_fork(struct task_struct *tsk);
 
 extern struct perf_callchain_entry *perf_callchain(struct pt_regs *regs);
 
+static inline void
+perf_callchain_store(struct perf_callchain_entry *entry, u64 ip)
+{
+       if (entry->nr < PERF_MAX_STACK_DEPTH)
+               entry->ip[entry->nr++] = ip;
+}
+
 extern int sysctl_perf_event_paranoid;
 extern int sysctl_perf_event_mlock;
 extern int sysctl_perf_event_sample_rate;