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From: Adrian Moreno <amorenoz@redhat.com>
To: dev@dpdk.org
Cc: yinan.wang@intel.com, patrick.fu@intel.com, amorenoz@redhat.com,
	stable@dpdk.org, Maxime Coquelin <maxime.coquelin@redhat.com>,
	Chenbo Xia <chenbo.xia@intel.com>,
	Zhihong Wang <zhihong.wang@intel.com>
Subject: [dpdk-stable] [PATCH] virtio-user: fix backend selection if stat fails
Date: Tue, 20 Oct 2020 09:16:27 +0200
Message-ID: <20201020071628.323641-1-amorenoz@redhat.com> (raw)

If stat fails it means the backend must be vhost-user in server mode

Bugzilla ID: 559
Fixes: f908b22ea47a ("net/virtio: move backend type selection to ethdev")
Cc: stable@dpdk.org

Signed-off-by: Adrian Moreno <amorenoz@redhat.com>
---
 drivers/net/virtio/virtio_user_ethdev.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/virtio/virtio_user_ethdev.c b/drivers/net/virtio/virtio_user_ethdev.c
index 042665bc0..ce74d08ab 100644
--- a/drivers/net/virtio/virtio_user_ethdev.c
+++ b/drivers/net/virtio/virtio_user_ethdev.c
@@ -560,9 +560,10 @@ virtio_user_backend_type(const char *path)
 	struct stat sb;
 
 	if (stat(path, &sb) == -1) {
-		PMD_INIT_LOG(ERR, "Stat fails: %s (%s)\n", path,
+		PMD_INIT_LOG(INFO, "Stat fails: %s (%s)\n", path,
 			     strerror(errno));
-		return VIRTIO_USER_BACKEND_UNKNOWN;
+		/* Must be vhost-user in server mode */
+		return VIRTIO_USER_BACKEND_VHOST_USER;
 	}
 
 	if (S_ISSOCK(sb.st_mode)) {
-- 
2.26.2


             reply	other threads:[~2020-10-20  7:16 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-20  7:16 Adrian Moreno [this message]
2020-10-20  8:43 ` [dpdk-stable] [dpdk-dev] " Jiang, YuX
2020-10-20  9:01 ` Kevin Traynor
2020-10-20  9:11   ` Maxime Coquelin
2020-10-20  9:38     ` Kevin Traynor
2020-10-20  9:55       ` Maxime Coquelin
2020-10-20 10:33         ` Adrian Moreno

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