[PATCH v2 4/4] net/hns3: use stdatomic API

Ferruh Yigit ferruh.yigit at amd.com
Thu Dec 7 14:57:30 CET 2023


On 12/7/2023 1:42 AM, Jie Hai wrote:
> Replace the use of gcc builtin __atomic_xxx intrinsics with
> corresponding rte_atomic_xxx optional stdatomic API.
> 
> Signed-off-by: Jie Hai <haijie1 at huawei.com>
> 

<...>

>  static void
> @@ -643,8 +643,8 @@ hns3vf_get_push_lsc_cap(struct hns3_hw *hw)
>  	uint16_t exp = HNS3_PF_PUSH_LSC_CAP_UNKNOWN;
>  	struct hns3_vf *vf = HNS3_DEV_HW_TO_VF(hw);
>  
> -	__atomic_store_n(&vf->pf_push_lsc_cap, HNS3_PF_PUSH_LSC_CAP_UNKNOWN,
> -			 __ATOMIC_RELEASE);
> +	rte_atomic_load_explicit(&vf->pf_push_lsc_cap,
> +		HNS3_PF_PUSH_LSC_CAP_UNKNOWN, rte_memory_order_release);
>  

I guess intension here is to use 'rte_atomic_store_explicit()', current
code cause a build error [1].

[1]
https://mails.dpdk.org/archives/test-report/2023-December/525759.html





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