[PATCH 3/5] perf: net_dropmonitor: Do not assume ordering of dictionaries
From: Ben Hutchings <hidden>
Date: 2013-05-21 00:45:41
Also in:
lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
The sort order of dictionaries in Python is undocumented. Use tuples instead, which are documented to be lexically ordered. Signed-off-by: Ben Hutchings <redacted> --- tools/perf/scripts/python/net_dropmonitor.py | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/tools/perf/scripts/python/net_dropmonitor.py b/tools/perf/scripts/python/net_dropmonitor.py
index 4c11605..6acdc82e 100755
--- a/tools/perf/scripts/python/net_dropmonitor.py
+++ b/tools/perf/scripts/python/net_dropmonitor.py@@ -32,7 +32,7 @@ def get_kallsyms_table(): j = j +1 if ((j % 100) == 0): print "\r" + str(j) + "/" + str(linecount), - kallsyms.append({ 'loc': loc, 'name' : name}) + kallsyms.append((loc, name)) print "\r" + str(j) + "/" + str(linecount) kallsyms.sort()
@@ -40,9 +40,9 @@ def get_kallsyms_table(): def get_sym(sloc): loc = int(sloc) - for i in kallsyms[::-1]: - if loc >= i['loc']: - return (i['name'], loc - i['loc']) + for symloc, name in kallsyms[::-1]: + if loc >= symloc: + return (name, loc - symloc) return (None, 0) def print_drop_table():
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