diff --git a/tests/vhost-user-test.c b/tests/vhost-user-test.c index 0e04f06839b3661e87dc783572cdd76bb8db51d3..87281b9d9f682f4f89f735eaaed9662eec756583 100644 --- a/tests/vhost-user-test.c +++ b/tests/vhost-user-test.c @@ -46,6 +46,8 @@ #define VHOST_MEMORY_MAX_NREGIONS 8 +#define VHOST_USER_F_PROTOCOL_FEATURES 30 + typedef enum VhostUserRequest { VHOST_USER_NONE = 0, VHOST_USER_GET_FEATURES = 1, @@ -62,6 +64,8 @@ typedef enum VhostUserRequest { VHOST_USER_SET_VRING_KICK = 12, VHOST_USER_SET_VRING_CALL = 13, VHOST_USER_SET_VRING_ERR = 14, + VHOST_USER_GET_PROTOCOL_FEATURES = 15, + VHOST_USER_SET_PROTOCOL_FEATURES = 16, VHOST_USER_MAX } VhostUserRequest; @@ -211,6 +215,20 @@ static void chr_read(void *opaque, const uint8_t *buf, int size) switch (msg.request) { case VHOST_USER_GET_FEATURES: + /* send back features to qemu */ + msg.flags |= VHOST_USER_REPLY_MASK; + msg.size = sizeof(m.u64); + msg.u64 = 0x1ULL << VHOST_USER_F_PROTOCOL_FEATURES; + p = (uint8_t *) &msg; + qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size); + break; + + case VHOST_USER_SET_FEATURES: + g_assert_cmpint(msg.u64 & (0x1ULL << VHOST_USER_F_PROTOCOL_FEATURES), + !=, 0ULL); + break; + + case VHOST_USER_GET_PROTOCOL_FEATURES: /* send back features to qemu */ msg.flags |= VHOST_USER_REPLY_MASK; msg.size = sizeof(m.u64);