perf tools: Add the ability to specify list of cpus to monitor

[mv-sheeva.git] / tools / perf / Documentation / perf-top.txt

diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt
index 785b9fc32a46f45559a77c193ed56fdf9bfc7702..1f9687663f2a9cd62d6cff9f597395523b3da931 100644 (file)
--- a/tools/perf/Documentation/perf-top.txt
+++ b/tools/perf/Documentation/perf-top.txt
@@ -25,9 +25,11 @@ OPTIONS
 --count=<count>::
        Event period to sample.
 
--C <cpu>::
---CPU=<cpu>::
-       CPU to profile.
+-C <cpu-list>::
+--cpu=<cpu>::
+Monitor only on the list of cpus provided. Multiple CPUs can be provided as a
+comma-sperated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2.
+Default is to monitor all CPUS.
 
 -d <seconds>::
 --delay=<seconds>::