Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/scripts/python/stackcollapse.py b/tools/perf/scripts/python/stackcollapse.py
index 1697b5e..b1c4def 100755
--- a/tools/perf/scripts/python/stackcollapse.py
+++ b/tools/perf/scripts/python/stackcollapse.py
@@ -19,13 +19,15 @@
# Written by Paolo Bonzini <pbonzini@redhat.com>
# Based on Brendan Gregg's stackcollapse-perf.pl script.
+from __future__ import print_function
+
import os
import sys
from collections import defaultdict
from optparse import OptionParser, make_option
sys.path.append(os.environ['PERF_EXEC_PATH'] + \
- '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
+ '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
from perf_trace_context import *
from Core import *
@@ -120,7 +122,6 @@
lines[stack_string] = lines[stack_string] + 1
def trace_end():
- list = lines.keys()
- list.sort()
+ list = sorted(lines)
for stack in list:
- print "%s %d" % (stack, lines[stack])
+ print("%s %d" % (stack, lines[stack]))