If VHOST_NET is configured but TUN and TAP are not, then the
kernel will build but vhost will not work correctly since it can't
setup the necessary tap device.
A solution is to select it.
Fixes: 9a393b5d5988 ("tap: tap as an independent module")
Signed-off-by: Stephen Hemminger <[email protected]>
---
drivers/vhost/Kconfig | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/vhost/Kconfig b/drivers/vhost/Kconfig
index b580885243f7..a24c69598241 100644
--- a/drivers/vhost/Kconfig
+++ b/drivers/vhost/Kconfig
@@ -1,7 +1,8 @@
config VHOST_NET
tristate "Host kernel accelerator for virtio net"
- depends on NET && EVENTFD && (TUN || !TUN) && (TAP || !TAP)
+ depends on NET && EVENTFD
select VHOST
+ select TAP
---help---
This kernel module can be loaded in host kernel to accelerate
guest networking with virtio_net. Not to be confused with virtio_net
--
2.17.1
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