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authorChangpeng Liu <changpeng.liu@intel.com>2018-05-19 06:20:46 +0800
committerMichael S. Tsirkin <mst@redhat.com>2018-05-23 17:02:03 +0300
commit7d405b2ffbcbee4c622deb6c0ab4f5649de7fc2b (patch)
tree7b8fe0065f71361984411ff13f0c36102fbbc1e4 /contrib
parentebf2a499a5c43d5eaee2b70ab5ae655af49d935c (diff)
contrib/vhost-user-blk: enable protocol feature for vhost-user-blk
This patch reports the protocol feature that is only advertised by QEMU if the device implements the config ops. Signed-off-by: Changpeng Liu <changpeng.liu@intel.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'contrib')
-rw-r--r--contrib/vhost-user-blk/vhost-user-blk.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/vhost-user-blk/vhost-user-blk.c b/contrib/vhost-user-blk/vhost-user-blk.c
index 67dac8155a..a6a132a492 100644
--- a/contrib/vhost-user-blk/vhost-user-blk.c
+++ b/contrib/vhost-user-blk/vhost-user-blk.c
@@ -311,6 +311,12 @@ vub_get_features(VuDev *dev)
1ull << VHOST_USER_F_PROTOCOL_FEATURES;
}
+static uint64_t
+vub_get_protocol_features(VuDev *dev)
+{
+ return 1ull << VHOST_USER_PROTOCOL_F_CONFIG;
+}
+
static int
vub_get_config(VuDev *vu_dev, uint8_t *config, uint32_t len)
{
@@ -373,6 +379,7 @@ vub_set_config(VuDev *vu_dev, const uint8_t *data,
static const VuDevIface vub_iface = {
.get_features = vub_get_features,
.queue_set_started = vub_queue_set_started,
+ .get_protocol_features = vub_get_protocol_features,
.get_config = vub_get_config,
.set_config = vub_set_config,
};