[dpdk-dev] [PATCH v2] vhost: suppress error if NUMA is not available

Ilya Maximets i.maximets at samsung.com
Fri Aug 10 09:24:54 CEST 2018


It's a common case that 'get_mempolicy' fails on systems
without NUMA support. No need to flag an error in log for
this situation.

Signed-off-by: Ilya Maximets <i.maximets at samsung.com>
Reviewed-by: Tiwei Bie <tiwei.bie at intel.com>
---

Version 2:
	* Fixed 'check-git-log.sh' warning.

 lib/librte_vhost/vhost.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index 3c9be10..91026b3 100644
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -8,6 +8,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #ifdef RTE_LIBRTE_VHOST_NUMA
+#include <numa.h>
 #include <numaif.h>
 #endif
 
@@ -480,7 +481,7 @@ rte_vhost_get_numa_node(int vid)
 	int numa_node;
 	int ret;
 
-	if (dev == NULL)
+	if (dev == NULL || numa_available() != 0)
 		return -1;
 
 	ret = get_mempolicy(&numa_node, NULL, 0, dev,
-- 
2.7.4



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