Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / tools / perf / scripts / python / Perf-Trace-Util / lib / Perf / Trace / Core.py

diff --git a/kernel/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py b/kernel/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py
new file mode 100644 (file)
index 0000000..38dfb72
--- /dev/null
+++ b/kernel/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py
@@ -0,0 +1,122 @@
+# Core.py - Python extension for perf script, core functions
+#
+# Copyright (C) 2010 by Tom Zanussi <tzanussi@gmail.com>
+#
+# This software may be distributed under the terms of the GNU General
+# Public License ("GPL") version 2 as published by the Free Software
+# Foundation.
+
+from collections import defaultdict
+
+def autodict():
+    return defaultdict(autodict)
+
+flag_fields = autodict()
+symbolic_fields = autodict()
+
+def define_flag_field(event_name, field_name, delim):
+    flag_fields[event_name][field_name]['delim'] = delim
+
+def define_flag_value(event_name, field_name, value, field_str):
+    flag_fields[event_name][field_name]['values'][value] = field_str
+
+def define_symbolic_field(event_name, field_name):
+    # nothing to do, really
+    pass
+
+def define_symbolic_value(event_name, field_name, value, field_str):
+    symbolic_fields[event_name][field_name]['values'][value] = field_str
+
+def flag_str(event_name, field_name, value):
+    string = ""
+
+    if flag_fields[event_name][field_name]:
+       print_delim = 0
+        keys = flag_fields[event_name][field_name]['values'].keys()
+        keys.sort()
+        for idx in keys:
+            if not value and not idx:
+                string += flag_fields[event_name][field_name]['values'][idx]
+                break
+            if idx and (value & idx) == idx:
+                if print_delim and flag_fields[event_name][field_name]['delim']:
+                    string += " " + flag_fields[event_name][field_name]['delim'] + " "
+                string += flag_fields[event_name][field_name]['values'][idx]
+                print_delim = 1
+                value &= ~idx
+
+    return string
+
+def symbol_str(event_name, field_name, value):
+    string = ""
+
+    if symbolic_fields[event_name][field_name]:
+        keys = symbolic_fields[event_name][field_name]['values'].keys()
+        keys.sort()
+        for idx in keys:
+            if not value and not idx:
+               string = symbolic_fields[event_name][field_name]['values'][idx]
+                break
+           if (value == idx):
+               string = symbolic_fields[event_name][field_name]['values'][idx]
+                break
+
+    return string
+
+trace_flags = { 0x00: "NONE", \
+                    0x01: "IRQS_OFF", \
+                    0x02: "IRQS_NOSUPPORT", \
+                    0x04: "NEED_RESCHED", \
+                    0x08: "HARDIRQ", \
+                    0x10: "SOFTIRQ" }
+
+def trace_flag_str(value):
+    string = ""
+    print_delim = 0
+
+    keys = trace_flags.keys()
+
+    for idx in keys:
+       if not value and not idx:
+           string += "NONE"
+           break
+
+       if idx and (value & idx) == idx:
+           if print_delim:
+               string += " | ";
+           string += trace_flags[idx]
+           print_delim = 1
+           value &= ~idx
+
+    return string
+
+
+def taskState(state):
+       states = {
+               0 : "R",
+               1 : "S",
+               2 : "D",
+               64: "DEAD"
+       }
+
+       if state not in states:
+               return "Unknown"
+
+       return states[state]
+
+
+class EventHeaders:
+       def __init__(self, common_cpu, common_secs, common_nsecs,
+                    common_pid, common_comm, common_callchain):
+               self.cpu = common_cpu
+               self.secs = common_secs
+               self.nsecs = common_nsecs
+               self.pid = common_pid
+               self.comm = common_comm
+               self.callchain = common_callchain
+
+       def ts(self):
+               return (self.secs * (10 ** 9)) + self.nsecs
+
+       def ts_format(self):
+               return "%d.%d" % (self.secs, int(self.nsecs / 1000))