From: Namhyung Kim <namhy...@kernel.org>

The has_children and unfolded fields don't belong to struct map_symbol
since they're used by TUI only.  Move those fields out of map_symbol
since the struct is also used by other places.

This will also help to compact the sizeof struct hist_entry.

Signed-off-by: Namhyung Kim <namhy...@kernel.org>
Acked-by: Jiri Olsa <jo...@redhat.com>
Cc: David Ahern <dsah...@gmail.com>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Link: 
http://lkml.kernel.org/r/1429687101-4360-11-git-send-email-namhy...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/ui/browsers/hists.c | 57 +++++++++++++++++++-----------------------
 tools/perf/util/callchain.h    |  4 +++
 tools/perf/util/hist.c         |  2 +-
 tools/perf/util/sort.h         |  2 ++
 tools/perf/util/symbol.h       |  2 --
 5 files changed, 33 insertions(+), 34 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 8733d577db78..f422e5e82a6a 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -63,7 +63,7 @@ static int hist_browser__get_folding(struct hist_browser 
*browser)
                struct hist_entry *he =
                        rb_entry(nd, struct hist_entry, rb_node);
 
-               if (he->ms.unfolded)
+               if (he->unfolded)
                        unfolded_rows += he->nr_rows;
        }
        return unfolded_rows;
@@ -139,24 +139,19 @@ static char tree__folded_sign(bool unfolded)
        return unfolded ? '-' : '+';
 }
 
-static char map_symbol__folded(const struct map_symbol *ms)
-{
-       return ms->has_children ? tree__folded_sign(ms->unfolded) : ' ';
-}
-
 static char hist_entry__folded(const struct hist_entry *he)
 {
-       return map_symbol__folded(&he->ms);
+       return he->has_children ? tree__folded_sign(he->unfolded) : ' ';
 }
 
 static char callchain_list__folded(const struct callchain_list *cl)
 {
-       return map_symbol__folded(&cl->ms);
+       return cl->has_children ? tree__folded_sign(cl->unfolded) : ' ';
 }
 
-static void map_symbol__set_folding(struct map_symbol *ms, bool unfold)
+static void callchain_list__set_folding(struct callchain_list *cl, bool unfold)
 {
-       ms->unfolded = unfold ? ms->has_children : false;
+       cl->unfolded = unfold ? cl->has_children : false;
 }
 
 static int callchain_node__count_rows_rb_tree(struct callchain_node *node)
@@ -192,7 +187,7 @@ static int callchain_node__count_rows(struct callchain_node 
*node)
 
        list_for_each_entry(chain, &node->val, list) {
                ++n;
-               unfolded = chain->ms.unfolded;
+               unfolded = chain->unfolded;
        }
 
        if (unfolded)
@@ -214,15 +209,15 @@ static int callchain__count_rows(struct rb_root *chain)
        return n;
 }
 
-static bool map_symbol__toggle_fold(struct map_symbol *ms)
+static bool hist_entry__toggle_fold(struct hist_entry *he)
 {
-       if (!ms)
+       if (!he)
                return false;
 
-       if (!ms->has_children)
+       if (!he->has_children)
                return false;
 
-       ms->unfolded = !ms->unfolded;
+       he->unfolded = !he->unfolded;
        return true;
 }
 
@@ -238,10 +233,10 @@ static void 
callchain_node__init_have_children_rb_tree(struct callchain_node *no
                list_for_each_entry(chain, &child->val, list) {
                        if (first) {
                                first = false;
-                               chain->ms.has_children = chain->list.next != 
&child->val ||
+                               chain->has_children = chain->list.next != 
&child->val ||
                                                         
!RB_EMPTY_ROOT(&child->rb_root);
                        } else
-                               chain->ms.has_children = chain->list.next == 
&child->val &&
+                               chain->has_children = chain->list.next == 
&child->val &&
                                                         
!RB_EMPTY_ROOT(&child->rb_root);
                }
 
@@ -255,11 +250,11 @@ static void callchain_node__init_have_children(struct 
callchain_node *node,
        struct callchain_list *chain;
 
        chain = list_entry(node->val.next, struct callchain_list, list);
-       chain->ms.has_children = has_sibling;
+       chain->has_children = has_sibling;
 
        if (!list_empty(&node->val)) {
                chain = list_entry(node->val.prev, struct callchain_list, list);
-               chain->ms.has_children = !RB_EMPTY_ROOT(&node->rb_root);
+               chain->has_children = !RB_EMPTY_ROOT(&node->rb_root);
        }
 
        callchain_node__init_have_children_rb_tree(node);
@@ -279,7 +274,7 @@ static void callchain__init_have_children(struct rb_root 
*root)
 static void hist_entry__init_have_children(struct hist_entry *he)
 {
        if (!he->init_have_children) {
-               he->ms.has_children = !RB_EMPTY_ROOT(&he->sorted_chain);
+               he->has_children = !RB_EMPTY_ROOT(&he->sorted_chain);
                callchain__init_have_children(&he->sorted_chain);
                he->init_have_children = true;
        }
@@ -287,14 +282,14 @@ static void hist_entry__init_have_children(struct 
hist_entry *he)
 
 static bool hist_browser__toggle_fold(struct hist_browser *browser)
 {
-       if (map_symbol__toggle_fold(browser->selection)) {
+       if (hist_entry__toggle_fold(browser->he_selection)) {
                struct hist_entry *he = browser->he_selection;
 
                hist_entry__init_have_children(he);
                browser->b.nr_entries -= he->nr_rows;
                browser->nr_callchain_rows -= he->nr_rows;
 
-               if (he->ms.unfolded)
+               if (he->unfolded)
                        he->nr_rows = callchain__count_rows(&he->sorted_chain);
                else
                        he->nr_rows = 0;
@@ -321,8 +316,8 @@ static int callchain_node__set_folding_rb_tree(struct 
callchain_node *node, bool
 
                list_for_each_entry(chain, &child->val, list) {
                        ++n;
-                       map_symbol__set_folding(&chain->ms, unfold);
-                       has_children = chain->ms.has_children;
+                       callchain_list__set_folding(chain, unfold);
+                       has_children = chain->has_children;
                }
 
                if (has_children)
@@ -340,8 +335,8 @@ static int callchain_node__set_folding(struct 
callchain_node *node, bool unfold)
 
        list_for_each_entry(chain, &node->val, list) {
                ++n;
-               map_symbol__set_folding(&chain->ms, unfold);
-               has_children = chain->ms.has_children;
+               callchain_list__set_folding(chain, unfold);
+               has_children = chain->has_children;
        }
 
        if (has_children)
@@ -366,9 +361,9 @@ static int callchain__set_folding(struct rb_root *chain, 
bool unfold)
 static void hist_entry__set_folding(struct hist_entry *he, bool unfold)
 {
        hist_entry__init_have_children(he);
-       map_symbol__set_folding(&he->ms, unfold);
+       hist_entry__set_folding(he, unfold);
 
-       if (he->ms.has_children) {
+       if (he->has_children) {
                int n = callchain__set_folding(&he->sorted_chain, unfold);
                he->nr_rows = unfold ? n : 0;
        } else
@@ -1019,7 +1014,7 @@ do_offset:
        if (offset > 0) {
                do {
                        h = rb_entry(nd, struct hist_entry, rb_node);
-                       if (h->ms.unfolded) {
+                       if (h->unfolded) {
                                u16 remaining = h->nr_rows - h->row_offset;
                                if (offset > remaining) {
                                        offset -= remaining;
@@ -1040,7 +1035,7 @@ do_offset:
        } else if (offset < 0) {
                while (1) {
                        h = rb_entry(nd, struct hist_entry, rb_node);
-                       if (h->ms.unfolded) {
+                       if (h->unfolded) {
                                if (first) {
                                        if (-offset > h->row_offset) {
                                                offset += h->row_offset;
@@ -1077,7 +1072,7 @@ do_offset:
                                 * row_offset at its last entry.
                                 */
                                h = rb_entry(nd, struct hist_entry, rb_node);
-                               if (h->ms.unfolded)
+                               if (h->unfolded)
                                        h->row_offset = h->nr_rows;
                                break;
                        }
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 6033a0a212ca..679c2c6d8ade 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -72,6 +72,10 @@ extern struct callchain_param callchain_param;
 struct callchain_list {
        u64                     ip;
        struct map_symbol       ms;
+       struct /* for TUI */ {
+               bool            unfolded;
+               bool            has_children;
+       };
        char                   *srcline;
        struct list_head        list;
 };
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index cc22b9158b93..338770679863 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1163,7 +1163,7 @@ static void hists__remove_entry_filter(struct hists 
*hists, struct hist_entry *h
                return;
 
        /* force fold unfiltered entry for simplicity */
-       h->ms.unfolded = false;
+       h->unfolded = false;
        h->row_offset = 0;
        h->nr_rows = 0;
 
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 4d923e6e0069..e97cd476d336 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -109,6 +109,8 @@ struct hist_entry {
                        u16     row_offset;
                        u16     nr_rows;
                        bool    init_have_children;
+                       bool    unfolded;
+                       bool    has_children;
                };
        };
        char                    *srcline;
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 09561500164a..8483a864a915 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -158,8 +158,6 @@ struct ref_reloc_sym {
 struct map_symbol {
        struct map    *map;
        struct symbol *sym;
-       bool          unfolded;
-       bool          has_children;
 };
 
 struct addr_map_symbol {
-- 
1.9.3

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