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authorTom Zanussi <tzanussi@gmail.com>2010-02-22 02:12:59 -0500
committerFrederic Weisbecker <fweisbec@gmail.com>2010-02-24 22:07:49 -0500
commit44ad9cd8f0893b9ae0ac729a7dc2a1ebcd170ac6 (patch)
tree33a5fc4e7100eb43989f48ea252214ea2e5157e2 /tools/perf/util
parent4d161f0360d00d46a89827b3fd6da395f00c5d90 (diff)
perf/scripts: Remove unnecessary PyTuple resizes
If we know the size of a tuple in advance, there's no need to resize it - start out with the known size in the first place. Signed-off-by: Tom Zanussi <tzanussi@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Keiichi KII <k-keiichi@bx.jp.nec.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <1266822779.6426.4.camel@tropicana> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'tools/perf/util')
-rw-r--r--tools/perf/util/scripting-engines/trace-event-python.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index d402f64f9b46..33a414bbba3e 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -68,7 +68,7 @@ static void define_value(enum print_arg_type field_type,
68 if (field_type == PRINT_SYMBOL) 68 if (field_type == PRINT_SYMBOL)
69 handler_name = "define_symbolic_value"; 69 handler_name = "define_symbolic_value";
70 70
71 t = PyTuple_New(MAX_FIELDS); 71 t = PyTuple_New(4);
72 if (!t) 72 if (!t)
73 Py_FatalError("couldn't create Python tuple"); 73 Py_FatalError("couldn't create Python tuple");
74 74
@@ -79,9 +79,6 @@ static void define_value(enum print_arg_type field_type,
79 PyTuple_SetItem(t, n++, PyInt_FromLong(value)); 79 PyTuple_SetItem(t, n++, PyInt_FromLong(value));
80 PyTuple_SetItem(t, n++, PyString_FromString(field_str)); 80 PyTuple_SetItem(t, n++, PyString_FromString(field_str));
81 81
82 if (_PyTuple_Resize(&t, n) == -1)
83 Py_FatalError("error resizing Python tuple");
84
85 handler = PyDict_GetItemString(main_dict, handler_name); 82 handler = PyDict_GetItemString(main_dict, handler_name);
86 if (handler && PyCallable_Check(handler)) { 83 if (handler && PyCallable_Check(handler)) {
87 retval = PyObject_CallObject(handler, t); 84 retval = PyObject_CallObject(handler, t);
@@ -116,7 +113,10 @@ static void define_field(enum print_arg_type field_type,
116 if (field_type == PRINT_SYMBOL) 113 if (field_type == PRINT_SYMBOL)
117 handler_name = "define_symbolic_field"; 114 handler_name = "define_symbolic_field";
118 115
119 t = PyTuple_New(MAX_FIELDS); 116 if (field_type == PRINT_FLAGS)
117 t = PyTuple_New(3);
118 else
119 t = PyTuple_New(2);
120 if (!t) 120 if (!t)
121 Py_FatalError("couldn't create Python tuple"); 121 Py_FatalError("couldn't create Python tuple");
122 122
@@ -125,9 +125,6 @@ static void define_field(enum print_arg_type field_type,
125 if (field_type == PRINT_FLAGS) 125 if (field_type == PRINT_FLAGS)
126 PyTuple_SetItem(t, n++, PyString_FromString(delim)); 126 PyTuple_SetItem(t, n++, PyString_FromString(delim));
127 127
128 if (_PyTuple_Resize(&t, n) == -1)
129 Py_FatalError("error resizing Python tuple");
130
131 handler = PyDict_GetItemString(main_dict, handler_name); 128 handler = PyDict_GetItemString(main_dict, handler_name);
132 if (handler && PyCallable_Check(handler)) { 129 if (handler && PyCallable_Check(handler)) {
133 retval = PyObject_CallObject(handler, t); 130 retval = PyObject_CallObject(handler, t);