[PATCH v3 01/10] eal: add interface to check if lcore is EAL managed

[lihuisong (C)]

On 6/11/2026 5:10 PM, Thomas Monjalon wrote:
> 11/06/2026 08:16, lihuisong (C):
>> On 6/11/2026 7:28 AM, Thomas Monjalon wrote:
>>> 22/05/2026 06:11, Huisong Li:
>>>> Add a new helper function rte_lcore_is_eal_managed() to determine
>>>> if a logical core is managed by EAL.
>>>>
>>>> This interface returns true if the lcore role is either ROLE_RTE
>>>> (standard worker/main cores) or ROLE_SERVICE (service cores).
>>> [...]
>>>> +RTE_EXPORT_EXPERIMENTAL_SYMBOL(rte_lcore_is_eal_managed, 26.07)
>>>> +int rte_lcore_is_eal_managed(unsigned int lcore_id)
>>>> +{
>>>> +	struct rte_config *cfg = rte_eal_get_configuration();
>>>> +
>>>> +	if (lcore_id >= RTE_MAX_LCORE)
>>>> +		return 0;
>>>> +	return cfg->lcore_role[lcore_id] == ROLE_RTE ||
>>>> +		cfg->lcore_role[lcore_id] == ROLE_SERVICE;
>>>> +}
>>> I'm not sure about adding this function in the API.
>>> We already have rte_eal_lcore_role()
>>> and I feel having this explicit ROLE_RTE || ROLE_SERVICE
>>> in the code where needed may be less confusing.
>> Ack.
>>
>>> Note: we should prefix these constants with RTE_LCORE_
>> Yeah, it's good.
>>
>> This will break API. And we can do this in 26.11.
> We can keep the old names as aliases.
> Better to not break the API, even in 26.11.
> We could decide later, after some time, to remove the aliases.
ok, sounds good.
Will do this in separated series.
>