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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>
alistair/sunxi64-5.4-dsi
Adrian Hunter 2019-06-04 16:00:13 +03:00 committed by Arnaldo Carvalho de Melo
parent b16bfeb3db
commit 0ccc69ba0a
3 changed files with 9 additions and 9 deletions
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6
tools/perf/Documentation/perf-diff.txt
View File

@ -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.

6
tools/perf/Documentation/perf-report.txt
View File

@ -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:

6
tools/perf/Documentation/perf-script.txt
View File

@ -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: