diff options
Diffstat (limited to 'tools/perf/bench/mem-memcpy.c')
| -rw-r--r-- | tools/perf/bench/mem-memcpy.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c index 5ce71d3b72cf..e622c3e96efc 100644 --- a/tools/perf/bench/mem-memcpy.c +++ b/tools/perf/bench/mem-memcpy.c @@ -189,6 +189,11 @@ int bench_mem_memcpy(int argc, const char **argv, argc = parse_options(argc, argv, options, bench_mem_memcpy_usage, 0); + if (no_prefault && only_prefault) { + fprintf(stderr, "Invalid options: -o and -n are mutually exclusive\n"); + return 1; + } + if (use_cycle) init_cycle(); |