[tip:perf/urgent] perf scripts python: exported-sql-viewer.py: Fall back to /usr/local/lib/libxed.so

[tip-bot for Adrian Hunter]

Commit-ID:  5ed4419d47f8ba6bbccd8e3203276b3c39a792b7
Gitweb:     https://git.kernel.org/tip/5ed4419d47f8ba6bbccd8e3203276b3c39a792b7
Author:     Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Sun, 4 Nov 2018 17:12:35 +0200
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 5 Nov 2018 14:51:31 -0300

perf scripts python: exported-sql-viewer.py: Fall back to /usr/local/lib/libxed.so

Fall back to /usr/local/lib/libxed.so to cater for distributions that do
not have /usr/local/lib in the library path by default.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20181104151238.15947-2-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/scripts/python/exported-sql-viewer.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/perf/scripts/python/exported-sql-viewer.py b/tools/perf/scripts/python/exported-sql-viewer.py
index 24cb0bd56afa..20cc8e7879b9 100755
--- a/tools/perf/scripts/python/exported-sql-viewer.py
+++ b/tools/perf/scripts/python/exported-sql-viewer.py
@@ -1929,7 +1929,12 @@ class XEDInstruction():
 class LibXED():
 
 	def __init__(self):
-		self.libxed = CDLL("libxed.so")
+		try:
+			self.libxed = CDLL("libxed.so")
+		except:
+			self.libxed = None
+		if not self.libxed:
+			self.libxed = CDLL("/usr/local/lib/libxed.so")
 
 		self.xed_tables_init = self.libxed.xed_tables_init
 		self.xed_tables_init.restype = None