[dpdk-dev] [PATCH 1/3] vhost: add log if fails to bind a socket

[Ouyang Changchun]

It adds more readable log info if a socket fails to bind to local device file 
name.

Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
---
 lib/librte_vhost/vhost_user/vhost-net-user.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/librte_vhost/vhost_user/vhost-net-user.c 
b/lib/librte_vhost/vhost_user/vhost-net-user.c
index 87a4711..f406a94 100644
--- a/lib/librte_vhost/vhost_user/vhost-net-user.c
+++ b/lib/librte_vhost/vhost_user/vhost-net-user.c
@@ -122,8 +122,11 @@ uds_socket(const char *path)
        un.sun_family = AF_UNIX;
        snprintf(un.sun_path, sizeof(un.sun_path), "%s", path);
        ret = bind(sockfd, (struct sockaddr *)&un, sizeof(un));
-       if (ret == -1)
+       if (ret == -1) {
+               RTE_LOG(ERR, VHOST_CONFIG, "fail to bind fd:%d, remove file:%s 
and try again.\n",
+                       sockfd, path);
                goto err;
+       }
        RTE_LOG(INFO, VHOST_CONFIG, "bind to %s\n", path);

        ret = listen(sockfd, MAX_VIRTIO_BACKLOG);
-- 
1.8.4.2