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authorRoberto Agostino Vitillo <ravitillo@lbl.gov>2012-02-09 23:21:01 +0100
committerIngo Molnar <mingo@elte.hu>2012-03-09 08:26:04 +0100
commitb5387528f31d98acedf06e930554b563d87e2383 (patch)
tree0a8fff59cc7d1392d7adfbbc0f9beacc9ca6d20b /tools/perf/util/sort.h
parentperf: Add callback to flush branch_stack on context switch (diff)
downloadlinux-dev-b5387528f31d98acedf06e930554b563d87e2383.tar.xz
linux-dev-b5387528f31d98acedf06e930554b563d87e2383.zip
perf tools: Add code to support PERF_SAMPLE_BRANCH_STACK
This patch adds: - ability to parse samples with PERF_SAMPLE_BRANCH_STACK - sort on branches (dso_from, symbol_from, dso_to, symbol_to, mispredict) - build histograms on branches Signed-off-by: Roberto Agostino Vitillo <ravitillo@lbl.gov> Signed-off-by: Stephane Eranian <eranian@google.com> Cc: peterz@infradead.org Cc: acme@redhat.com Cc: robert.richter@amd.com Cc: ming.m.lin@intel.com Cc: andi@firstfloor.org Cc: asharma@fb.com Cc: vweaver1@eecs.utk.edu Cc: khandual@linux.vnet.ibm.com Cc: dsahern@gmail.com Link: http://lkml.kernel.org/r/1328826068-11713-12-git-send-email-eranian@google.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util/sort.h')
-rw-r--r--tools/perf/util/sort.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 3f67ae395752..7aa72a00bc8e 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -31,11 +31,14 @@ extern const char *parent_pattern;
extern const char default_sort_order[];
extern int sort__need_collapse;
extern int sort__has_parent;
+extern bool sort__branch_mode;
extern char *field_sep;
extern struct sort_entry sort_comm;
extern struct sort_entry sort_dso;
extern struct sort_entry sort_sym;
extern struct sort_entry sort_parent;
+extern struct sort_entry sort_lbr_dso;
+extern struct sort_entry sort_lbr_sym;
extern enum sort_type sort__first_dimension;
/**
@@ -72,6 +75,7 @@ struct hist_entry {
struct hist_entry *pair;
struct rb_root sorted_chain;
};
+ struct branch_info *branch_info;
struct callchain_root callchain[0];
};
@@ -82,6 +86,11 @@ enum sort_type {
SORT_SYM,
SORT_PARENT,
SORT_CPU,
+ SORT_DSO_FROM,
+ SORT_DSO_TO,
+ SORT_SYM_FROM,
+ SORT_SYM_TO,
+ SORT_MISPREDICT,
};
/*