perf time-utils: Fix --time documentation

Correct some punctuation and spelling and correct the format to show
that the time resolution is nanoseconds not microseconds.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20190604130017.31207-16-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/Documentation/perf-diff.txt b/tools/perf/Documentation/perf-diff.txt
index da7809b15cc9326e121c897f0e4717e323722be6..5732f69580ab9a15c84d50df38a4d3f4528a64b2 100644 (file)
--- a/tools/perf/Documentation/perf-diff.txt
+++ b/tools/perf/Documentation/perf-diff.txt
@@ -142,9 +142,9 @@ OPTIONS
          perf diff --time 0%-10%,30%-40%
 
        It also supports analyzing samples within a given time window
-       <start>,<stop>. Times have the format seconds.microseconds. If 'start'
-       is not given (i.e., time string is ',x.y') then analysis starts at
-       the beginning of the file. If stop time is not given (i.e, time
+       <start>,<stop>. Times have the format seconds.nanoseconds. If 'start'
+       is not given (i.e. time string is ',x.y') then analysis starts at
+       the beginning of the file. If stop time is not given (i.e. time
        string is 'x.y,') then analysis goes to the end of the file. Time string is
        'a1.b1,c1.d1:a2.b2,c2.d2'. Use ':' to separate timestamps for different
        perf.data files.

diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index f441baa794ce826eff34b24d07796847c4a65127..3de029f6881d39af259b7b925fbdfbe49f89fa17 100644 (file)
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -412,12 +412,12 @@ OPTIONS
 
 --time::
        Only analyze samples within given time window: <start>,<stop>. Times
-       have the format seconds.microseconds. If start is not given (i.e., time
+       have the format seconds.nanoseconds. If start is not given (i.e. time
        string is ',x.y') then analysis starts at the beginning of the file. If
-       stop time is not given (i.e, time string is 'x.y,') then analysis goes
+       stop time is not given (i.e. time string is 'x.y,') then analysis goes
        to end of file.
 
-       Also support time percent with multiple time range. Time string is
+       Also support time percent with multiple time ranges. Time string is
        'a%/n,b%/m,...' or 'a%-b%,c%-%d,...'.
 
        For example:

diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index c59fd52e9e9155f1825de0a80e8606f6f896e540..878349cce968dcc8d317607fc6b3cb403a5edeab 100644 (file)
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -361,12 +361,12 @@ include::itrace.txt[]
 
 --time::
        Only analyze samples within given time window: <start>,<stop>. Times
-       have the format seconds.microseconds. If start is not given (i.e., time
+       have the format seconds.nanoseconds. If start is not given (i.e. time
        string is ',x.y') then analysis starts at the beginning of the file. If
-       stop time is not given (i.e, time string is 'x.y,') then analysis goes
+       stop time is not given (i.e. time string is 'x.y,') then analysis goes
        to end of file.
 
-       Also support time percent with multipe time range. Time string is
+       Also support time percent with multiple time ranges. Time string is
        'a%/n,b%/m,...' or 'a%-b%,c%-%d,...'.
 
        For example: