[PATCH 12/13] perf scripts python: exported-sql-viewer.py: Fix python3 support

Arnaldo Carvalho de Melo
2019-03-29T13:38:58Z

From: Adrian Hunter <adrian.hunter@intel.com>

Unlike python2, python3 strings are not compatible with byte strings.
That results in disassembly not working for the branches reports. Fixup
those places overlooked in the port to python3.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Fixes: beda0e725e5f ("perf script python: Add Python3 support to exported-sql-viewer.py")
Link: http://lkml.kernel.org/r/20190327072826.19168-3-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
.../perf/scripts/python/exported-sql-viewer.py | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/tools/perf/scripts/python/exported-sql-viewer.py b/tools/perf/scripts/python/exported-sql-viewer.py
index 0cf30956064a..74ef92f1d19a 100755
--- a/tools/perf/scripts/python/exported-sql-viewer.py
+++ b/tools/perf/scripts/python/exported-sql-viewer.py
@@ -2908,9 +2908,13 @@ class LibXED():
ok = self.xed_format_context(2, inst.xedp, inst.bufferp, sizeof(inst.buffer), ip, 0, 0)
if not ok:
return 0, ""
+ if sys.version_info[0] == 2:
+ result = inst.buffer.value
+ else:
+ result = inst.buffer.value.decode()
# Return instruction length and the disassembled instruction text
# For now, assume the length is in byte 166
- return inst.xedd[166], inst.buffer.value
+ return inst.xedd[166], result

def TryOpen(file_name):
try:
@@ -2926,9 +2930,14 @@ def Is64Bit(f):
header = f.read(7)
f.seek(pos)
magic = header[0:4]
- eclass = ord(header[4])
- encoding = ord(header[5])
- version = ord(header[6])
+ if sys.version_info[0] == 2:
+ eclass = ord(header[4])
+ encoding = ord(header[5])
+ version = ord(header[6])
+ else:
+ eclass = header[4]
+ encoding = header[5]
+ version = header[6]
if magic == chr(127) + "ELF" and eclass > 0 and eclass < 3 and encoding > 0 and encoding < 3 and version == 1:
result = True if eclass == 2 else False
return result
--
2.20.1