diff options
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
| -rw-r--r-- | kernel/trace/trace_kprobe.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index f6821f1..09cba270 100644 --- 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 |