[dpdk-dev] [PATCH] eal: added new `rte_lcore_is_service_lcore` API.
Pavan Nikhilesh
pbhagavatula at caviumnetworks.com
Wed Aug 23 17:10:27 CEST 2017
This API can be used to test if an lcore(EAL thread) is a service lcore.
Signed-off-by: Pavan Nikhilesh <pbhagavatula at caviumnetworks.com>
---
lib/librte_eal/common/include/rte_lcore.h | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/lib/librte_eal/common/include/rte_lcore.h b/lib/librte_eal/common/include/rte_lcore.h
index 50e0d0f..7854ea1 100644
--- a/lib/librte_eal/common/include/rte_lcore.h
+++ b/lib/librte_eal/common/include/rte_lcore.h
@@ -180,6 +180,24 @@ rte_lcore_is_enabled(unsigned lcore_id)
}
/**
+ * Test if an lcore is service lcore.
+ *
+ * @param lcore_id
+ * The identifier of the lcore, which MUST be between 0 and
+ * RTE_MAX_LCORE-1.
+ * @return
+ * True if the given lcore is service; false otherwise.
+ */
+static inline int
+rte_lcore_is_service_lcore(unsigned 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_SERVICE;
+}
+
+/**
* Get the next enabled lcore ID.
*
* @param i
--
2.7.4
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