vdpa: Sort vdpa_feature_bits array alphabetically

This patch sorts the vdpa_feature_bits array
alphabetically in ascending order to avoid future duplicates.

Signed-off-by: Hawkins Jiawei <yin31149@gmail.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

net/vhost-vdpa.c

@@ -50,38 +50,45 @@ typedef struct VhostVDPAState {
     bool started;
 } VhostVDPAState;
 
+/*
+ * The array is sorted alphabetically in ascending order,
+ * with the exception of VHOST_INVALID_FEATURE_BIT,
+ * which should always be the last entry.
+ */
 const int vdpa_feature_bits[] = {
-    VIRTIO_F_NOTIFY_ON_EMPTY,
-    VIRTIO_RING_F_INDIRECT_DESC,
-    VIRTIO_RING_F_EVENT_IDX,
     VIRTIO_F_ANY_LAYOUT,
+    VIRTIO_F_IOMMU_PLATFORM,
+    VIRTIO_F_NOTIFY_ON_EMPTY,
+    VIRTIO_F_RING_PACKED,
+    VIRTIO_F_RING_RESET,
     VIRTIO_F_VERSION_1,
     VIRTIO_NET_F_CSUM,
-    VIRTIO_NET_F_GUEST_CSUM,
     VIRTIO_NET_F_CTRL_GUEST_OFFLOADS,
+    VIRTIO_NET_F_CTRL_MAC_ADDR,
+    VIRTIO_NET_F_CTRL_RX,
+    VIRTIO_NET_F_CTRL_RX_EXTRA,
+    VIRTIO_NET_F_CTRL_VLAN,
+    VIRTIO_NET_F_CTRL_VQ,
     VIRTIO_NET_F_GSO,
+    VIRTIO_NET_F_GUEST_CSUM,
+    VIRTIO_NET_F_GUEST_ECN,
     VIRTIO_NET_F_GUEST_TSO4,
     VIRTIO_NET_F_GUEST_TSO6,
-    VIRTIO_NET_F_GUEST_ECN,
     VIRTIO_NET_F_GUEST_UFO,
+    VIRTIO_NET_F_HASH_REPORT,
+    VIRTIO_NET_F_HOST_ECN,
     VIRTIO_NET_F_HOST_TSO4,
     VIRTIO_NET_F_HOST_TSO6,
-    VIRTIO_NET_F_HOST_ECN,
     VIRTIO_NET_F_HOST_UFO,
+    VIRTIO_NET_F_MQ,
     VIRTIO_NET_F_MRG_RXBUF,
     VIRTIO_NET_F_MTU,
-    VIRTIO_NET_F_CTRL_RX,
-    VIRTIO_NET_F_CTRL_RX_EXTRA,
-    VIRTIO_NET_F_CTRL_VLAN,
-    VIRTIO_NET_F_CTRL_MAC_ADDR,
-    VIRTIO_NET_F_MQ,
-    VIRTIO_NET_F_CTRL_VQ,
-    VIRTIO_F_IOMMU_PLATFORM,
-    VIRTIO_F_RING_PACKED,
-    VIRTIO_F_RING_RESET,
     VIRTIO_NET_F_RSS,
-    VIRTIO_NET_F_HASH_REPORT,
     VIRTIO_NET_F_STATUS,
+    VIRTIO_RING_F_EVENT_IDX,
+    VIRTIO_RING_F_INDIRECT_DESC,
+
+    /* VHOST_INVALID_FEATURE_BIT should always be the last entry */
     VHOST_INVALID_FEATURE_BIT
 };