2 files changed, 63 insertions, 1 deletions

diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c
index bccb83120971..017ecbb0ec05 100644
--- a/tools/perf/util/db-export.c
+++ b/tools/perf/util/db-export.c
@@ -21,6 +21,7 @@
 #include "comm.h"
 #include "symbol.h"
 #include "event.h"
+#include "thread-stack.h"
 #include "db-export.h"
 
 int db_export__init(struct db_export *dbe)
@@ -29,8 +30,10 @@ int db_export__init(struct db_export *dbe)
         return 0;
 }
 
-void db_export__exit(struct db_export *dbe __maybe_unused)
+void db_export__exit(struct db_export *dbe)
 {
+        call_return_processor__free(dbe->crp);
+        dbe->crp = NULL;
 }
 
 int db_export__evsel(struct db_export *dbe, struct perf_evsel *evsel)
@@ -270,6 +273,13 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
                                      &es.addr_sym_db_id, &es.addr_offset);
                 if (err)
                         return err;
+                if (dbe->crp) {
+                        err = thread_stack__process(thread, comm, sample, al,
+                                                    &addr_al, es.db_id,
+                                                    dbe->crp);
+                        if (err)
+                                return err;
+                }
         }
 
         if (dbe->export_sample)
@@ -316,3 +326,43 @@ int db_export__branch_types(struct db_export *dbe)
         }
         return err;
 }
+
+int db_export__call_path(struct db_export *dbe, struct call_path *cp)
+{
+        int err;
+
+        if (cp->db_id)
+                return 0;
+
+        if (cp->parent) {
+                err = db_export__call_path(dbe, cp->parent);
+                if (err)
+                        return err;
+        }
+
+        cp->db_id = ++dbe->call_path_last_db_id;
+
+        if (dbe->export_call_path)
+                return dbe->export_call_path(dbe, cp);
+
+        return 0;
+}
+
+int db_export__call_return(struct db_export *dbe, struct call_return *cr)
+{
+        int err;
+
+        if (cr->db_id)
+                return 0;
+
+        err = db_export__call_path(dbe, cr->cp);
+        if (err)
+                return err;
+
+        cr->db_id = ++dbe->call_return_last_db_id;
+
+        if (dbe->export_call_return)
+                return dbe->export_call_return(dbe, cr);
+
+        return 0;
+}
diff --git a/tools/perf/util/db-export.h b/tools/perf/util/db-export.h
index e4baa45ead70..dd5ac2ae97d4 100644
--- a/tools/perf/util/db-export.h
+++ b/tools/perf/util/db-export.h
@@ -25,6 +25,9 @@ struct comm;
 struct dso;
 struct perf_sample;
 struct addr_location;
+struct call_return_processor;
+struct call_path;
+struct call_return;
 
 struct export_sample {
         union perf_event        *event;
@@ -57,6 +60,10 @@ struct db_export {
         int (*export_branch_type)(struct db_export *dbe, u32 branch_type,
                                   const char *name);
         int (*export_sample)(struct db_export *dbe, struct export_sample *es);
+        int (*export_call_path)(struct db_export *dbe, struct call_path *cp);
+        int (*export_call_return)(struct db_export *dbe,
+                                  struct call_return *cr);
+        struct call_return_processor *crp;
         u64 evsel_last_db_id;
         u64 machine_last_db_id;
         u64 thread_last_db_id;
@@ -65,6 +72,8 @@ struct db_export {
         u64 dso_last_db_id;
         u64 symbol_last_db_id;
         u64 sample_last_db_id;
+        u64 call_path_last_db_id;
+        u64 call_return_last_db_id;
 };
 
 int db_export__init(struct db_export *dbe);
@@ -89,4 +98,7 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
 
 int db_export__branch_types(struct db_export *dbe);
 
+int db_export__call_path(struct db_export *dbe, struct call_path *cp);
+int db_export__call_return(struct db_export *dbe, struct call_return *cr);
+
 #endif