d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

common/mlx5: use C11 atomics for netlink sequence

Browse Source 
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>
This commit is contained in:
Alexander Kozyrev 2020-10-27 15:28:22 +00:00 committed by Ferruh Yigit
parent e4a4d90cd1
commit 10a5fa20bb
1 changed files with 2 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/common/mlx5/linux/mlx5_nl.c
View File

@ -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.