Merge branch 'perfcounters-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'perfcounters-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (27 commits)
  perf_counter: Zero dead bytes from ftrace raw samples size alignment
  perf_counter: Subtract the buffer size field from the event record size
  perf_counter: Require CAP_SYS_ADMIN for raw tracepoint data
  perf_counter: Correct PERF_SAMPLE_RAW output
  perf tools: callchain: Fix bad rounding of minimum rate
  perf_counter tools: Fix libbfd detection for systems with libz dependency
  perf: "Longum est iter per praecepta, breve et efficax per exempla"
  perf_counter: Fix a race on perf_counter_ctx
  perf_counter: Fix tracepoint sampling to be part of generic sampling
  perf_counter: Work around gcc warning by initializing tracepoint record unconditionally
  perf tools: callchain: Fix sum of percentages to be 100% by displaying amount of ignored chains in fractal mode
  perf tools: callchain: Fix 'perf report' display to be callchain by default
  perf tools: callchain: Fix spurious 'perf report' warnings: ignore empty callchains
  perf record: Fix the -A UI for empty or non-existent perf.data
  perf util: Fix do_read() to fail on EOF instead of busy-looping
  perf list: Fix the output to not include tracepoints without an id
  perf_counter/powerpc: Fix oops on cpus without perf_counter hardware support
  perf stat: Fix tool option consistency: rename -S/--scale to -c/--scale
  perf report: Add debug help for the finding of symbol bugs - show the symtab origin (DSO, build-id, kernel, etc)
  perf report: Fix per task mult-counter stat reporting
  ...

1 files changed, 24 insertions, 2 deletions

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 7bdad8df22a..4858d83b3b6 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -121,13 +121,29 @@ static unsigned long hw_cache_stat[C(MAX)] = {
            (strcmp(sys_dirent.d_name, ".")) &&                                 \
            (strcmp(sys_dirent.d_name, "..")))
 
+static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir)
+{
+        char evt_path[MAXPATHLEN];
+        int fd;
+
+        snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path,
+                        sys_dir->d_name, evt_dir->d_name);
+        fd = open(evt_path, O_RDONLY);
+        if (fd < 0)
+                return -EINVAL;
+        close(fd);
+
+        return 0;
+}
+
 #define for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next, file, st)    \
         while (!readdir_r(evt_dir, &evt_dirent, &evt_next) && evt_next)        \
         if (snprintf(file, MAXPATHLEN, "%s/%s/%s", debugfs_path,               \
                      sys_dirent.d_name, evt_dirent.d_name) &&                  \
            (!stat(file, &st)) && (S_ISDIR(st.st_mode)) &&                      \
            (strcmp(evt_dirent.d_name, ".")) &&                                 \
-           (strcmp(evt_dirent.d_name, "..")))
+           (strcmp(evt_dirent.d_name, "..")) &&                                \
+           (!tp_event_has_id(&sys_dirent, &evt_dirent)))
 
 #define MAX_EVENT_LENGTH 30
 
@@ -223,9 +239,15 @@ char *event_name(int counter)
 {
         u64 config = attrs[counter].config;
         int type = attrs[counter].type;
+
+        return __event_name(type, config);
+}
+
+char *__event_name(int type, u64 config)
+{
         static char buf[32];
 
-        if (attrs[counter].type == PERF_TYPE_RAW) {
+        if (type == PERF_TYPE_RAW) {
                 sprintf(buf, "raw 0x%llx", config);
                 return buf;
         }