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| author | Dave Airlie <airlied@redhat.com> | 2010-03-31 14:55:14 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-03-31 14:55:14 +1000 |
| commit | 3595be778d8cb887f0e0575ef0a0c1a094d120bb (patch) | |
| tree | 15671ed8bd3597d2efe13aa57b755c66014acb57 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | c414a117c6094c3f86b533f97beaf45ef9075f03 (diff) | |
| parent | 220bf991b0366cc50a94feede3d7341fa5710ee4 (diff) | |
| download | olio-linux-3.10-3595be778d8cb887f0e0575ef0a0c1a094d120bb.tar.xz olio-linux-3.10-3595be778d8cb887f0e0575ef0a0c1a094d120bb.zip | |
Merge branch 'v2.6.34-rc2' into drm-linus
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 |