[dpdk-dev] [PATCH v2 5/8] eal/arm64: define DMA memory barriers

Yongseok Koh yskoh at mellanox.com
Tue Jan 16 02:10:47 CET 2018


Cc: Thomas Speier <tspeier at qti.qualcomm.com>

Signed-off-by: Yongseok Koh <yskoh at mellanox.com>
Acked-by: Thomas Speier <tspeier at qti.qualcomm.com>
---
 lib/librte_eal/common/include/arch/arm/rte_atomic_64.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
index b6bbd0b32..202abda79 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
@@ -36,6 +36,10 @@ extern "C" {
 
 #define rte_io_rmb() rte_rmb()
 
+#define rte_dma_wmb() dmb(oshst)
+
+#define rte_dma_rmb() dmb(oshld)
+
 #ifdef __cplusplus
 }
 #endif
-- 
2.11.0



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