[dpdk-dev] [PATCH v3 01/22] net/ena: switch memcpy to dpdk-optimized version

[Michal Krawczyk <mk@semihalf.com>]

From: Igor Chauskin <igorch@amazon.com>

memcpy is now mapped to rte_memcpy macro on x86 architectures.

Fixes: 9ba7981ec992 ("ena: add communication layer for DPDK")
Cc: stable@dpdk.org

Signed-off-by: Igor Chauskin <igorch@amazon.com>
Reviewed-by: Michal Krawczyk <mk@semihalf.com>
Reviewed-by: Artur Rojek <ar@semihalf.com>
---
v2:
* Fix nested declaration of the rte_memcpy on arm64 architecture.

 drivers/net/ena/base/ena_plat_dpdk.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ena/base/ena_plat_dpdk.h b/drivers/net/ena/base/ena_plat_dpdk.h
index a1d749f83f..ae68f860a5 100644
--- a/drivers/net/ena/base/ena_plat_dpdk.h
+++ b/drivers/net/ena/base/ena_plat_dpdk.h
@@ -25,6 +25,7 @@
 #include <rte_spinlock.h>
 
 #include <sys/time.h>
+#include <rte_memcpy.h>
 
 typedef uint64_t u64;
 typedef uint32_t u32;
@@ -62,7 +63,11 @@ typedef uint64_t dma_addr_t;
 #define ENA_UDELAY(x) rte_delay_us_block(x)
 
 #define ENA_TOUCH(x) ((void)(x))
-#define memcpy_toio memcpy
+/* Avoid nested declaration on arm64, as it may define rte_memcpy as memcpy. */
+#if defined(RTE_ARCH_X86)
+#undef memcpy
+#define memcpy rte_memcpy
+#endif
 #define wmb rte_wmb
 #define rmb rte_rmb
 #define mb rte_mb
-- 
2.25.1