Commit-ID:  956b65e1a7a6f10e630ee7f2f2f9de3aab001527
Gitweb:     http://git.kernel.org/tip/956b65e1a7a6f10e630ee7f2f2f9de3aab001527
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Fri, 19 Dec 2014 12:41:28 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Wed, 21 Jan 2015 13:24:32 -0300

perf hists: Introduce function for deleting/removing hist_entry

The code being used when decaying and deleting entries from a hists
instance was the same, provide a function to avoid code dup.

Cc: Adrian Hunter <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Don Zickus <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/hist.c | 36 ++++++++++++++++--------------------
 1 file changed, 16 insertions(+), 20 deletions(-)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index b4492de..038483a 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -241,6 +241,20 @@ static bool hists__decay_entry(struct hists *hists, struct 
hist_entry *he)
        return he->stat.period == 0;
 }
 
+static void hists__delete_entry(struct hists *hists, struct hist_entry *he)
+{
+       rb_erase(&he->rb_node, &hists->entries);
+
+       if (sort__need_collapse)
+               rb_erase(&he->rb_node_in, &hists->entries_collapsed);
+
+       --hists->nr_entries;
+       if (!he->filtered)
+               --hists->nr_non_filtered_entries;
+
+       hist_entry__delete(he);
+}
+
 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel)
 {
        struct rb_node *next = rb_first(&hists->entries);
@@ -258,16 +272,7 @@ void hists__decay_entries(struct hists *hists, bool 
zap_user, bool zap_kernel)
                     (zap_kernel && n->level != '.') ||
                     hists__decay_entry(hists, n)) &&
                    !n->used) {
-                       rb_erase(&n->rb_node, &hists->entries);
-
-                       if (sort__need_collapse)
-                               rb_erase(&n->rb_node_in, 
&hists->entries_collapsed);
-
-                       --hists->nr_entries;
-                       if (!n->filtered)
-                               --hists->nr_non_filtered_entries;
-
-                       hist_entry__delete(n);
+                       hists__delete_entry(hists, n);
                }
        }
 }
@@ -281,16 +286,7 @@ void hists__delete_entries(struct hists *hists)
                n = rb_entry(next, struct hist_entry, rb_node);
                next = rb_next(&n->rb_node);
 
-               rb_erase(&n->rb_node, &hists->entries);
-
-               if (sort__need_collapse)
-                       rb_erase(&n->rb_node_in, &hists->entries_collapsed);
-
-               --hists->nr_entries;
-               if (!n->filtered)
-                       --hists->nr_non_filtered_entries;
-
-               hist_entry__delete(n);
+               hists__delete_entry(hists, n);
        }
 }
 
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