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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:20:25 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:20:25 -0800
commit6556a6743549defc32e5f90ee2cb1ecd833a44c3 (patch)
tree622306583d4a3c13235a8bfc012854c125c597f1 /tools/perf/scripts/python/Perf-Trace-Util/lib
parente0d272429a34ff143bfa04ee8e29dd4eed2964c7 (diff)
parent1dd2980d990068e20045b90c424518cc7f3657ff (diff)
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (172 commits) perf_event, amd: Fix spinlock initialization perf_event: Fix preempt warning in perf_clock() perf tools: Flush maps on COMM events perf_events, x86: Split PMU definitions into separate files perf annotate: Handle samples not at objdump output addr boundaries perf_events, x86: Remove superflous MSR writes perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in() perf_events, x86: AMD event scheduling perf_events: Add new start/stop PMU callbacks perf_events: Report the MMAP pgoff value in bytes perf annotate: Defer allocating sym_priv->hist array perf symbols: Improve debugging information about symtab origins perf top: Use a macro instead of a constant variable perf symbols: Check the right return variable perf/scripts: Tag syscall_name helper as not yet available perf/scripts: Add perf-trace-python Documentation perf/scripts: Remove unnecessary PyTuple resizes perf/scripts: Add syscall tracing scripts perf/scripts: Add Python scripting engine perf/scripts: Remove check-perf-trace from listed scripts ... Fix trivial conflict in tools/perf/util/probe-event.c
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib')
-rw-r--r--tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py91
-rw-r--r--tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py25
2 files changed, 116 insertions, 0 deletions
diff --git a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py
new file mode 100644
index 00000000000..1dc464ee2ca
--- /dev/null
+++ b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Core.py
@@ -0,0 +1,91 @@
+# Core.py - Python extension for perf trace, 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
diff --git a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py
new file mode 100644
index 00000000000..83e91435ed0
--- /dev/null
+++ b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py
@@ -0,0 +1,25 @@
+# Util.py - Python extension for perf trace, miscellaneous utility code
+#
+# 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.
+
+NSECS_PER_SEC = 1000000000
+
+def avg(total, n):
+ return total / n
+
+def nsecs(secs, nsecs):
+ return secs * NSECS_PER_SEC + nsecs
+
+def nsecs_secs(nsecs):
+ return nsecs / NSECS_PER_SEC
+
+def nsecs_nsecs(nsecs):
+ return nsecs % NSECS_PER_SEC
+
+def nsecs_str(nsecs):
+ str = "%5u.%09u" % (nsecs_secs(nsecs), nsecs_nsecs(nsecs)),
+ return str