diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/rcutorture.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/tests/rcutorture.c b/tests/rcutorture.c index e8b2169e7d..256d24ed5b 100644 --- a/tests/rcutorture.c +++ b/tests/rcutorture.c @@ -65,8 +65,6 @@ #include "qemu/rcu.h" #include "qemu/thread.h" -long long n_reads = 0LL; -long n_updates = 0L; int nthreadsrunning; #define GOFLAG_INIT 0 @@ -78,11 +76,20 @@ static volatile int goflag = GOFLAG_INIT; #define RCU_READ_RUN 1000 #define NR_THREADS 100 -static QemuMutex counts_mutex; static QemuThread threads[NR_THREADS]; static struct rcu_reader_data *data[NR_THREADS]; static int n_threads; +/* + * Statistical counts + * + * These are the sum of local counters at the end of a run. + * Updates are protected by a mutex. + */ +static QemuMutex counts_mutex; +long long n_reads = 0LL; +long n_updates = 0L; + static void create_thread(void *(*func)(void *)) { if (n_threads >= NR_THREADS) { @@ -230,8 +237,9 @@ struct rcu_stress { struct rcu_stress rcu_stress_array[RCU_STRESS_PIPE_LEN] = { { 0 } }; struct rcu_stress *rcu_stress_current; int rcu_stress_idx; - int n_mberror; + +/* Updates protected by counts_mutex */ long long rcu_stress_count[RCU_STRESS_PIPE_LEN + 1]; |