Support_vsock: only need to check whether device 'vhost_vsock' exists

QEMU opens /dev/vhost-vsock and this causes vhost_vsock.ko to be automatically loaded. So, checking the existence of /dev/vhost-vsock is enough. Fixes: #1512 Signed-off-by: Penny Zheng <[email protected]> (cherry picked from commit f21d5a3) Signed-off-by: Ganesh Maharaj Mahalingam <[email protected]>
kata-containers · May 14, 2019 · 40a33b2 · 40a33b2
1 parent 77d5fe2
commit 40a33b2
Showing 1 changed file with 0 additions and 7 deletions.
diff --git a/virtcontainers/utils/utils.go b/virtcontainers/utils/utils.go
@@ -29,9 +29,6 @@ const MibToBytesShift = 20
 // See unix(7).
 const MaxSocketPathLen = 107
 
-// VSockDevicePath path to vsock device
-var VSockDevicePath = "/dev/vsock"
-
 // VHostVSockDevicePath path to vhost-vsock device
 var VHostVSockDevicePath = "/dev/vhost-vsock"
 
@@ -234,10 +231,6 @@ func BuildSocketPath(elements ...string) (string, error) {
 
 // SupportsVsocks returns true if vsocks are supported, otherwise false
 func SupportsVsocks() bool {
-	if _, err := os.Stat(VSockDevicePath); err != nil {
-		return false
-	}
-
 	if _, err := os.Stat(VHostVSockDevicePath); err != nil {
 		return false
 	}