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| author | Robert Richter <robert.richter@amd.com> | 2010-04-23 14:30:22 +0200 |
|---|---|---|
| committer | Robert Richter <robert.richter@amd.com> | 2010-04-23 14:30:22 +0200 |
| commit | a36bf32e9e8a86f291f746b7f8292e042ee04a46 (patch) | |
| tree | c5c999baa4c214218e3adea9b336cbd9f23950ad /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | bc078e4eab65f11bbaeed380593ab8151b30d703 (diff) | |
| parent | 01bf0b64579ead8a82e7cfc32ae44bc667e7ad0f (diff) | |
Merge commit 'v2.6.34-rc5' into oprofile/core
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py')
| -rw-r--r-- | tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | 25 |
1 files changed, 25 insertions, 0 deletions
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 |