Compiling with MSVC results in the error below:
app/test/test_ring_perf.c(197): error C7712: address argument to atomic
operation must be a pointer to an atomic integer,
'volatile unsigned int *' is not valid
The fix is to mark lcore_count as atomic.
Signed-off-by: Andre Muezerie <[email protected]>
Signed-off-by: Chengwen Feng <[email protected]>
---
app/test/test_ring_perf.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/app/test/test_ring_perf.c b/app/test/test_ring_perf.c
index 57cd04a124..366e256323 100644
--- a/app/test/test_ring_perf.c
+++ b/app/test/test_ring_perf.c
@@ -34,7 +34,7 @@ struct lcore_pair {
unsigned c1, c2;
};
-static volatile unsigned lcore_count = 0;
+static RTE_ATOMIC(unsigned int) lcore_count;
static void
test_ring_print_test_string(unsigned int api_type, int esize,
@@ -193,11 +193,7 @@ enqueue_dequeue_bulk_helper(const unsigned int flag,
struct thread_params *p)
unsigned int n_remaining;
const unsigned int bulk_n = bulk_sizes[p->ring_params->bulk_sizes_i];
-#ifdef RTE_USE_C11_MEM_MODEL
if (rte_atomic_fetch_add_explicit(&lcore_count, 1,
rte_memory_order_relaxed) + 1 != 2)
-#else
- if (__sync_add_and_fetch(&lcore_count, 1) != 2)
-#endif
while(lcore_count != 2)
rte_pause();
--
2.48.1.vfs.0.0
