Merge commit 'linus/master' into tracing/kprobes

[~andy/linux] / kernel / trace / trace_kprobe.c

diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index f6821f16227e0f1194abe4c174e1e0923beae87f..09cba270392df3a2fed08da801541af7d9686bfe 100644 (file)
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -28,7 +28,7 @@
 #include <linux/string.h>
 #include <linux/ctype.h>
 #include <linux/ptrace.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include "trace.h"
 #include "trace_output.h"
@@ -1176,7 +1176,7 @@ static __kprobes int kprobe_profile_func(struct kprobe *kp,
                entry->ip = (unsigned long)kp->addr;
                for (i = 0; i < tp->nr_args; i++)
                        entry->args[i] = call_fetch(&tp->args[i].fetch, regs);
-               perf_tpcounter_event(call->id, entry->ip, 1, entry, size);
+               perf_tp_event(call->id, entry->ip, 1, entry, size);
        } while (0);
        return 0;
 }
@@ -1213,7 +1213,7 @@ static __kprobes int kretprobe_profile_func(struct kretprobe_instance *ri,
                entry->ret_ip = (unsigned long)ri->ret_addr;
                for (i = 0; i < tp->nr_args; i++)
                        entry->args[i] = call_fetch(&tp->args[i].fetch, regs);
-               perf_tpcounter_event(call->id, entry->ret_ip, 1, entry, size);
+               perf_tp_event(call->id, entry->ret_ip, 1, entry, size);
        } while (0);
        return 0;
 }
@@ -1222,10 +1222,8 @@ static int probe_profile_enable(struct ftrace_event_call *call)
 {
        struct trace_probe *tp = (struct trace_probe *)call->data;
 
-       if (atomic_inc_return(&call->profile_count))
-               return 0;
-
        tp->flags |= TP_FLAG_PROFILE;
+
        if (probe_is_return(tp))
                return enable_kretprobe(&tp->rp);
        else
@@ -1236,10 +1234,9 @@ static void probe_profile_disable(struct ftrace_event_call *call)
 {
        struct trace_probe *tp = (struct trace_probe *)call->data;
 
-       if (atomic_add_negative(-1, &call->profile_count))
-               tp->flags &= ~TP_FLAG_PROFILE;
+       tp->flags &= ~TP_FLAG_PROFILE;
 
-       if (!(tp->flags & (TP_FLAG_TRACE | TP_FLAG_PROFILE))) {
+       if (!(tp->flags & TP_FLAG_TRACE)) {
                if (probe_is_return(tp))
                        disable_kretprobe(&tp->rp);
                else