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[2/4] common/mlx5: use C11 atomics for netlink sequence

Message ID 20201027152824.15232-3-akozyrev@nvidia.com (mailing list archive)
State Accepted, archived
Delegated to: Raslan Darawsheh
Headers
Series net/mlx5: use C11 atomic builtins |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Alexander Kozyrev Oct. 27, 2020, 3:28 p.m. UTC 
  The rte_atomic API is deprecated and needs to be replaced with
C11 atomic builtins. Use __atomic_add_fetch instead of
rte_atomic32_add_return to generate a Netlink sequence number.

Signed-off-by: Alexander Kozyrev <akozyrev@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
---
 drivers/common/mlx5/linux/mlx5_nl.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/common/mlx5/linux/mlx5_nl.c b/drivers/common/mlx5/linux/mlx5_nl.c
index 0ecd9c7014..40d8620300 100644
--- a/drivers/common/mlx5/linux/mlx5_nl.c
+++ b/drivers/common/mlx5/linux/mlx5_nl.c
@@ -18,7 +18,6 @@ 
 #include <unistd.h>
 
 #include <rte_errno.h>
-#include <rte_atomic.h>
 
 #include "mlx5_nl.h"
 #include "mlx5_common_utils.h"
@@ -169,10 +168,10 @@  struct mlx5_nl_ifindex_data {
 	uint32_t portnum; /**< IB device max port number (out). */
 };
 
-rte_atomic32_t atomic_sn = RTE_ATOMIC32_INIT(0);
+uint32_t atomic_sn;
 
 /* Generate Netlink sequence number. */
-#define MLX5_NL_SN_GENERATE ((uint32_t)rte_atomic32_add_return(&atomic_sn, 1))
+#define MLX5_NL_SN_GENERATE __atomic_add_fetch(&atomic_sn, 1, __ATOMIC_RELAXED)
 
 /**
  * Opens a Netlink socket.