Adding pointer back to the parent hists struct for struct hists_entry.
This will be useful in future for any hist_entry's data computation,
that depends on total data of its parent hists.
Cc: Arnaldo Carvalho de Melo <a...@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Cc: Ingo Molnar <mi...@elte.hu>
Cc: Paul Mackerras <pau...@samba.org>
Cc: Corey Ashford <cjash...@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweis...@gmail.com>
Cc: Paul E. McKenney <paul...@linux.vnet.ibm.com>
Cc: Andi Kleen <a...@firstfloor.org>
Cc: David Ahern <dsah...@gmail.com>
Cc: Namhyung Kim <namhy...@kernel.org>
Signed-off-by: Jiri Olsa <jo...@redhat.com>
---
tools/perf/util/hist.c | 2 ++
tools/perf/util/sort.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index b1817f1..0ed0683 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -325,6 +325,7 @@ struct hist_entry *__hists__add_branch_entry(struct hists
*self,
.parent = sym_parent,
.filtered = symbol__parent_filter(sym_parent),
.branch_info = bi,
+ .hists = self,
};
return add_hist_entry(self, &entry, al, period);
@@ -346,6 +347,7 @@ struct hist_entry *__hists__add_entry(struct hists *self,
.period = period,
.parent = sym_parent,
.filtered = symbol__parent_filter(sym_parent),
+ .hists = self,
};
return add_hist_entry(self, &entry, al, period);
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index e459c98..b0b4752 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -78,6 +78,7 @@ struct hist_entry {
struct rb_root sorted_chain;
};
struct branch_info *branch_info;
+ struct hists *hists;
struct callchain_root callchain[0];
};
--
1.7.11.4
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