perf bench numa: Fix typo in options

'R' means access the data via reads instead of writes, fix this typo.

Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1524644707-11030-1-git-send-email-xieyisheng1@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 944070e98a2cd9dc4903e3be02278b1a7f8f3500..63eb49082774c94dfbabe7a18db73bdc2403fb6a 100644 (file)
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -175,7 +175,7 @@ static const struct option options[] = {
        OPT_UINTEGER('s', "nr_secs"     , &p0.nr_secs,          "max number of seconds to run (default: 5 secs)"),
        OPT_UINTEGER('u', "usleep"      , &p0.sleep_usecs,      "usecs to sleep per loop iteration"),
 
-       OPT_BOOLEAN('R', "data_reads"   , &p0.data_reads,       "access the data via writes (can be mixed with -W)"),
+       OPT_BOOLEAN('R', "data_reads"   , &p0.data_reads,       "access the data via reads (can be mixed with -W)"),
        OPT_BOOLEAN('W', "data_writes"  , &p0.data_writes,      "access the data via writes (can be mixed with -R)"),
        OPT_BOOLEAN('B', "data_backwards", &p0.data_backwards,  "access the data backwards as well"),
        OPT_BOOLEAN('Z', "data_zero_memset", &p0.data_zero_memset,"access the data via glibc bzero only"),