perf tools: Use __maybe_used for unused variables

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / tools / perf / bench / mem-memcpy.c

diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c
index 02dad5d3359b0f23abe24169a126b2dc3bacfd99..93c83e3cb4a7a350a439c691103ad008af5c9585 100644 (file)
--- a/tools/perf/bench/mem-memcpy.c
+++ b/tools/perf/bench/mem-memcpy.c
@@ -177,7 +177,7 @@ static double do_memcpy_gettimeofday(memcpy_t fn, size_t len, bool prefault)
        } while (0)
 
 int bench_mem_memcpy(int argc, const char **argv,
-                    const char *prefix __used)
+                    const char *prefix __maybe_unused)
 {
        int i;
        size_t len;