diff options
Diffstat (limited to 'tools/perf/bench/futex-wake-parallel.c')
-rw-r--r-- | tools/perf/bench/futex-wake-parallel.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/tools/perf/bench/futex-wake-parallel.c b/tools/perf/bench/futex-wake-parallel.c index e47f46a3a47e..6682e49d0ee0 100644 --- a/tools/perf/bench/futex-wake-parallel.c +++ b/tools/perf/bench/futex-wake-parallel.c @@ -10,6 +10,7 @@ #include "bench.h" #include <linux/compiler.h> #include "../util/debug.h" +#include "../util/mutex.h" #ifndef HAVE_PTHREAD_BARRIER int bench_futex_wake_parallel(int argc __maybe_unused, const char **argv __maybe_unused) @@ -49,8 +50,8 @@ static u_int32_t futex = 0; static pthread_t *blocked_worker; static bool done = false; -static pthread_mutex_t thread_lock; -static pthread_cond_t thread_parent, thread_worker; +static struct mutex thread_lock; +static struct cond thread_parent, thread_worker; static pthread_barrier_t barrier; static struct stats waketime_stats, wakeup_stats; static unsigned int threads_starting; @@ -125,12 +126,12 @@ static void wakeup_threads(struct thread_data *td, pthread_attr_t thread_attr) static void *blocked_workerfn(void *arg __maybe_unused) { - pthread_mutex_lock(&thread_lock); + mutex_lock(&thread_lock); threads_starting--; if (!threads_starting) - pthread_cond_signal(&thread_parent); - pthread_cond_wait(&thread_worker, &thread_lock); - pthread_mutex_unlock(&thread_lock); + cond_signal(&thread_parent); + cond_wait(&thread_worker, &thread_lock); + mutex_unlock(&thread_lock); while (1) { /* handle spurious wakeups */ if (futex_wait(&futex, 0, NULL, futex_flag) != EINTR) @@ -294,9 +295,9 @@ int bench_futex_wake_parallel(int argc, const char **argv) init_stats(&waketime_stats); pthread_attr_init(&thread_attr); - pthread_mutex_init(&thread_lock, NULL); - pthread_cond_init(&thread_parent, NULL); - pthread_cond_init(&thread_worker, NULL); + mutex_init(&thread_lock); + cond_init(&thread_parent); + cond_init(&thread_worker); for (j = 0; j < bench_repeat && !done; j++) { waking_worker = calloc(params.nwakes, sizeof(*waking_worker)); @@ -307,11 +308,11 @@ int bench_futex_wake_parallel(int argc, const char **argv) block_threads(blocked_worker, thread_attr, cpu); /* make sure all threads are already blocked */ - pthread_mutex_lock(&thread_lock); + mutex_lock(&thread_lock); while (threads_starting) - pthread_cond_wait(&thread_parent, &thread_lock); - pthread_cond_broadcast(&thread_worker); - pthread_mutex_unlock(&thread_lock); + cond_wait(&thread_parent, &thread_lock); + cond_broadcast(&thread_worker); + mutex_unlock(&thread_lock); usleep(100000); @@ -332,9 +333,9 @@ int bench_futex_wake_parallel(int argc, const char **argv) } /* cleanup & report results */ - pthread_cond_destroy(&thread_parent); - pthread_cond_destroy(&thread_worker); - pthread_mutex_destroy(&thread_lock); + cond_destroy(&thread_parent); + cond_destroy(&thread_worker); + mutex_destroy(&thread_lock); pthread_attr_destroy(&thread_attr); print_summary(); |