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-rw-r--r--tools/perf/Documentation/perf-record.txt10
1 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt
index 43b42c4f4a91..6ac867e7667f 100644
--- a/tools/perf/Documentation/perf-record.txt
+++ b/tools/perf/Documentation/perf-record.txt
@@ -201,11 +201,11 @@ abort events and some memory events in precise mode on modern Intel CPUs.
--transaction::
Record transaction flags for transaction related events.
---force-per-cpu::
-Force the use of per-cpu mmaps. By default, when tasks are specified (i.e. -p,
--t or -u options) per-thread mmaps are created. This option overrides that and
-forces per-cpu mmaps. A side-effect of that is that inheritance is
-automatically enabled. Add the -i option also to disable inheritance.
+--per-thread::
+Use per-thread mmaps. By default per-cpu mmaps are created. This option
+overrides that and uses per-thread mmaps. A side-effect of that is that
+inheritance is automatically disabled. --per-thread is ignored with a warning
+if combined with -a or -C options.
SEE ALSO
--------