Commit 7d405b2f authored by Changpeng Liu's avatar Changpeng Liu Committed by Michael S. Tsirkin
Browse files

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: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent ebf2a499

contrib/vhost-user-blk/vhost-user-blk.c

+7 −0
Original line number Diff line number Diff line
@@ -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,

};