[PATCH 09/35] perf scripts python: export-to-sqlite.py: Export calls parent_id

From: Arnaldo Carvalho de Melo
Date: Thu Mar 07 2019 - 12:45:29 EST


From: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Export to the 'calls' table the newly created 'parent_id'.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-b09oukl48rsl9azkp2wmh0bl@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/scripts/python/export-to-sqlite.py | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/tools/perf/scripts/python/export-to-sqlite.py b/tools/perf/scripts/python/export-to-sqlite.py
index ed237f2ed03f..eb63e6c7107f 100644
--- a/tools/perf/scripts/python/export-to-sqlite.py
+++ b/tools/perf/scripts/python/export-to-sqlite.py
@@ -222,7 +222,8 @@ if perf_db_export_calls:
'call_id bigint,'
'return_id bigint,'
'parent_call_path_id bigint,'
- 'flags integer)')
+ 'flags integer,'
+ 'parent_id bigint)')

# printf was added to sqlite in version 3.8.3
sqlite_has_printf = False
@@ -321,7 +322,8 @@ if perf_db_export_calls:
'call_id,'
'return_id,'
'CASE WHEN flags=0 THEN \'\' WHEN flags=1 THEN \'no call\' WHEN flags=2 THEN \'no return\' WHEN flags=3 THEN \'no call/return\' WHEN flags=6 THEN \'jump\' ELSE flags END AS flags,'
- 'parent_call_path_id'
+ 'parent_call_path_id,'
+ 'parent_id'
' FROM calls INNER JOIN call_paths ON call_paths.id = call_path_id')

do_query(query, 'CREATE VIEW samples_view AS '
@@ -373,7 +375,7 @@ if perf_db_export_calls or perf_db_export_callchains:
call_path_query.prepare("INSERT INTO call_paths VALUES (?, ?, ?, ?)")
if perf_db_export_calls:
call_query = QSqlQuery(db)
- call_query.prepare("INSERT INTO calls VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
+ call_query.prepare("INSERT INTO calls VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")

def trace_begin():
print datetime.datetime.today(), "Writing records..."
@@ -388,6 +390,7 @@ def trace_begin():
sample_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
if perf_db_export_calls or perf_db_export_callchains:
call_path_table(0, 0, 0, 0)
+ call_return_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)

unhandled_count = 0

@@ -397,6 +400,7 @@ def trace_end():
print datetime.datetime.today(), "Adding indexes"
if perf_db_export_calls:
do_query(query, 'CREATE INDEX pcpid_idx ON calls (parent_call_path_id)')
+ do_query(query, 'CREATE INDEX pid_idx ON calls (parent_id)')

if (unhandled_count):
print datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events"
@@ -452,4 +456,4 @@ def call_path_table(*x):
bind_exec(call_path_query, 4, x)

def call_return_table(*x):
- bind_exec(call_query, 11, x)
+ bind_exec(call_query, 12, x)
--
2.20.1