regressions/ck_ring: Add strict fence around barrier and cache align ring.

12 years ago · b07c7808ce
parent d705e02b76
commit b07c7808ce
1 changed files with 2 additions and 1 deletions
--- a/regressions/ck_ring/validate/ck_ring_spmc.c
+++ b/regressions/ck_ring/validate/ck_ring_spmc.c
@ -54,7 +54,7 @@ struct entry {

 static int nthr;
 static ck_ring_t *ring;
-static ck_ring_t ring_spmc;
+static ck_ring_t ring_spmc CK_CC_CACHELINE;
 static struct affinity a;
 static int size;
 static volatile int barrier;
@ -74,6 +74,7 @@ test_spmc(void *c)
        }

 	tid = ck_pr_faa_int(&eb, 1);
+	ck_pr_fence_memory();
 	while (ck_pr_load_int(&eb) != nthr - 1);

 	for (i = 0; i < ITERATIONS; i++) {