[dpdk-dev] [PATCH] vhost: print the reason on numa node obtaining failure
Ilya Maximets
i.maximets at samsung.com
Thu Jul 6 15:30:43 CEST 2017
syscall always returns '-1' on failure and there is no point
in printing that value. 'errno' is much more informative.
Fixes: 586e39001317 ("vhost: export numa node")
Signed-off-by: Ilya Maximets <i.maximets at samsung.com>
---
lib/librte_vhost/vhost.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index 19c5a43..fa29d45 100644
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -40,6 +40,7 @@
#include <numaif.h>
#endif
+#include <rte_errno.h>
#include <rte_ethdev.h>
#include <rte_log.h>
#include <rte_string_fns.h>
@@ -295,7 +296,8 @@ rte_vhost_get_numa_node(int vid)
MPOL_F_NODE | MPOL_F_ADDR);
if (ret < 0) {
RTE_LOG(ERR, VHOST_CONFIG,
- "(%d) failed to query numa node: %d\n", vid, ret);
+ "(%d) failed to query numa node: %s\n",
+ vid, rte_strerror(errno));
return -1;
}
--
2.7.4
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