[PATCH] eal/windows: set Windows main lcore affinitization

Tyler Retzlaff roretzla at linux.microsoft.com
Wed Mar 30 11:00:29 CEST 2022


add missing code to affinitize main_lcore from lcore configuration.

Signed-off-by: Tyler Retzlaff <roretzla at linux.microsoft.com>
---
 lib/eal/windows/eal.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/eal/windows/eal.c b/lib/eal/windows/eal.c
index ca3c41a..9c61780 100644
--- a/lib/eal/windows/eal.c
+++ b/lib/eal/windows/eal.c
@@ -401,6 +401,12 @@ enum rte_proc_type_t
 		return -1;
 	}
 
+	if (pthread_setaffinity_np(pthread_self(), sizeof(rte_cpuset_t),
+			&lcore_config[config->main_lcore].cpuset) != 0) {
+		rte_eal_init_alert("Cannot set affinity");
+		rte_errno = EINVAL;
+		return -1;
+	}
 	__rte_thread_init(config->main_lcore,
 		&lcore_config[config->main_lcore].cpuset);
 
-- 
1.8.3.1



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