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-rw-r--r--tools/perf/Documentation/perf-kvm.txt5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt
index 6a5bb2b17039..cf95baef7b61 100644
--- a/tools/perf/Documentation/perf-kvm.txt
+++ b/tools/perf/Documentation/perf-kvm.txt
@@ -68,10 +68,11 @@ OPTIONS
-------
-i::
--input=<path>::
- Input file name.
+ Input file name, for the 'report', 'diff' and 'buildid-list' subcommands.
-o::
--output=<path>::
- Output file name.
+ Output file name, for the 'record' subcommand. Doesn't work with 'report',
+ just redirect the output to a file when using 'report'.
--host::
Collect host side performance profile.
--guest::