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authorDavid Ahern <dsa@cumulusnetworks.com>2016-11-29 10:15:41 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-12-01 13:02:32 -0300
commitfdf9dc4b34f5f40919370c4601eccfd0db726aa5 (patch)
tree035673547bf98ad5bf0208421683e05c593c6070 /tools/perf/util/time-utils.h
parent64eff7d9c4469b7e24fb7e5416a67ee5959c3f76 (diff)
perf tools: Add time-based utility functions
Add function to parse a user time string of the form <start>,<stop> where start and stop are time in sec.nsec format. Both start and stop times are optional. Add function to determine if a sample time is within a given time time window of interest. Signed-off-by: David Ahern <dsahern@gmail.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1480439746-42695-2-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/time-utils.h')
-rw-r--r--tools/perf/util/time-utils.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h
new file mode 100644
index 000000000000..8f3e0e370be8
--- /dev/null
+++ b/tools/perf/util/time-utils.h
@@ -0,0 +1,12 @@
+#ifndef _TIME_UTILS_H_
+#define _TIME_UTILS_H_
+
+struct perf_time_interval {
+ u64 start, end;
+};
+
+int perf_time__parse_str(struct perf_time_interval *ptime, const char *ostr);
+
+bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp);
+
+#endif