perf bench: Add futex-hash microbenchmark

[firefly-linux-kernel-4.4.55.git] / tools / perf / builtin-bench.c

diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c
index e47f90cc7b98cdde57079975bbd5637f3249ce44..a8b0138fc6a0db4e939f18a00ec558b663a29523 100644 (file)
--- a/tools/perf/builtin-bench.c
+++ b/tools/perf/builtin-bench.c
@@ -12,6 +12,7 @@
  *  sched ... scheduler and IPC performance
  *  mem   ... memory access performance
  *  numa  ... NUMA scheduling and MM performance
+ *  futex ... Futex performance
  */
 #include "perf.h"
 #include "util/util.h"
@@ -54,6 +55,12 @@ static struct bench mem_benchmarks[] = {
        { NULL,         NULL,                                           NULL                    }
 };
 
+static struct bench futex_benchmarks[] = {
+       { "hash",       "Benchmark for futex hash table",               bench_futex_hash        },
+       { "all",        "Test all futex benchmarks",                    NULL                    },
+       { NULL,         NULL,                                           NULL                    }
+};
+
 struct collection {
        const char      *name;
        const char      *summary;
@@ -61,11 +68,12 @@ struct collection {
 };
 
 static struct collection collections[] = {
-       { "sched",      "Scheduler and IPC benchmarks",         sched_benchmarks        },
+       { "sched",      "Scheduler and IPC benchmarks",                 sched_benchmarks        },
        { "mem",        "Memory access benchmarks",                     mem_benchmarks          },
 #ifdef HAVE_LIBNUMA_SUPPORT
        { "numa",       "NUMA scheduling and MM benchmarks",            numa_benchmarks         },
 #endif
+       {"futex",       "Futex stressing benchmarks",                   futex_benchmarks        },
        { "all",        "All benchmarks",                               NULL                    },
        { NULL,         NULL,                                           NULL                    }
 };