These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / tools / perf / Documentation / perf-kvm.txt

diff --git a/kernel/tools/perf/Documentation/perf-kvm.txt b/kernel/tools/perf/Documentation/perf-kvm.txt
index 6252e77..6a5bb2b 100644 (file)
--- a/kernel/tools/perf/Documentation/perf-kvm.txt
+++ b/kernel/tools/perf/Documentation/perf-kvm.txt
@@ -151,6 +151,12 @@ STAT LIVE OPTIONS
        Show events other than HLT (x86 only) or Wait state (s390 only)
        that take longer than duration usecs.
 
+--proc-map-timeout::
+       When processing pre-existing threads /proc/XXX/mmap, it may take
+       a long time, because the file may be huge. A time out is needed
+       in such cases.
+       This option sets the time out limit. The default value is 500 ms.
+
 SEE ALSO
 --------
 linkperf:perf-top[1], linkperf:perf-record[1], linkperf:perf-report[1],