diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2016-01-07 10:14:10 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-01-08 16:59:48 +0100 |
| commit | fc284be9d88528dd2a28d5471e40a6acde6c3036 (patch) | |
| tree | a31176157c5aca6bf34b00f74a9391ac3240bb3c /tools/perf/util | |
| parent | perf diff: Use perf_hpp__register_sort_field interface (diff) | |
| download | linux-fc284be9d88528dd2a28d5471e40a6acde6c3036.tar.xz linux-fc284be9d88528dd2a28d5471e40a6acde6c3036.zip | |
perf hists: Export a couple of hist functions
These are necessary for multi threaded sample processing:
- hists__get__get_rotate_entries_in()
- hists__collapse_insert_entry()
- __hists__init()
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Noel Grandin <noelgrandin@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1452158050-28061-14-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/hist.c | 19 | ||||
| -rw-r--r-- | tools/perf/util/hist.h | 5 |
2 files changed, 17 insertions, 7 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 888776b43cb0..c226303e3da0 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -1007,9 +1007,8 @@ void hist_entry__delete(struct hist_entry *he) * collapse the histogram */ -static bool hists__collapse_insert_entry(struct hists *hists __maybe_unused, - struct rb_root *root, - struct hist_entry *he) +bool hists__collapse_insert_entry(struct hists *hists __maybe_unused, + struct rb_root *root, struct hist_entry *he) { struct rb_node **p = &root->rb_node; struct rb_node *parent = NULL; @@ -1049,7 +1048,7 @@ static bool hists__collapse_insert_entry(struct hists *hists __maybe_unused, return true; } -static struct rb_root *hists__get_rotate_entries_in(struct hists *hists) +struct rb_root *hists__get_rotate_entries_in(struct hists *hists) { struct rb_root *root; @@ -1584,10 +1583,8 @@ int perf_hist_config(const char *var, const char *value) return 0; } -static int hists_evsel__init(struct perf_evsel *evsel) +int __hists__init(struct hists *hists) { - struct hists *hists = evsel__hists(evsel); - memset(hists, 0, sizeof(*hists)); hists->entries_in_array[0] = hists->entries_in_array[1] = RB_ROOT; hists->entries_in = &hists->entries_in_array[0]; @@ -1627,6 +1624,14 @@ static void hists_evsel__exit(struct perf_evsel *evsel) hists__delete_all_entries(hists); } +static int hists_evsel__init(struct perf_evsel *evsel) +{ + struct hists *hists = evsel__hists(evsel); + + __hists__init(hists); + return 0; +} + /* * XXX We probably need a hists_evsel__exit() to free the hist_entries * stored in the rbtree... diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index cb8f37349972..d4ec4822a103 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -185,6 +185,11 @@ static inline struct hists *evsel__hists(struct perf_evsel *evsel) } int hists__init(void); +int __hists__init(struct hists *hists); + +struct rb_root *hists__get_rotate_entries_in(struct hists *hists); +bool hists__collapse_insert_entry(struct hists *hists __maybe_unused, + struct rb_root *root, struct hist_entry *he); struct perf_hpp { char *buf; |