[v1] virtio,pc,pci: fixes, features, cleanups

[PULL 38/53] vdpa: reuse virtio_vdev_has_feature()

Michael S. Tsirkin posted 53 patches 2 years, 7 months ago

Diff against v1 v1
Download mbox

Maintainers: "Gonglei (Arei)" <arei.gonglei@huawei.com>, Zhenwei Pi <pizhenwei@bytedance.com>, Coiby Xu <Coiby.Xu@gmail.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, Raphael Norwitz <raphael.norwitz@nutanix.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Jonathan Cameron <jonathan.cameron@huawei.com>, Fan Ni <fan.ni@samsung.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, Peter Xu <peterx@redhat.com>, Jason Wang <jasowang@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Cornelia Huck <cohuck@redhat.com>, Halil Pasic <pasic@linux.ibm.com>, Eric Farman <farman@linux.ibm.com>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Thomas Huth <thuth@redhat.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, Fam Zheng <fam@euphon.net>, "Eugenio Pérez" <eperezma@redhat.com>, Eric Auger <eric.auger@redhat.com>, Eric Blake <eblake@redhat.com>, Markus Armbruster <armbru@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>

Expand all Fold all

[PULL 38/53] vdpa: reuse virtio_vdev_has_feature()

Posted by Michael S. Tsirkin 2 years, 7 months ago

From: Hawkins Jiawei <yin31149@gmail.com>

We can use virtio_vdev_has_feature() instead of manually
accessing the features.

Signed-off-by: Hawkins Jiawei <yin31149@gmail.com>
Acked-by: Eugenio Pérez <eperezma@redhat.com>
Message-Id: <ff838d30206209fd865511b16ffb34cc0d5e8d8f.1685704856.git.yin31149@gmail.com>
Tested-by: Lei Yang <leiyang@redhat.com>
Reviewed-by: Eugenio Pérez <eperezma@redhat.com>
Tested-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 net/vhost-vdpa.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 8840ca2ea4..c3ef0139a6 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -629,8 +629,7 @@ static ssize_t vhost_vdpa_net_load_cmd(VhostVDPAState *s, uint8_t class,
 
 static int vhost_vdpa_net_load_mac(VhostVDPAState *s, const VirtIONet *n)
 {
-    uint64_t features = n->parent_obj.guest_features;
-    if (features & BIT_ULL(VIRTIO_NET_F_CTRL_MAC_ADDR)) {
+    if (virtio_vdev_has_feature(&n->parent_obj, VIRTIO_NET_F_CTRL_MAC_ADDR)) {
         ssize_t dev_written = vhost_vdpa_net_load_cmd(s, VIRTIO_NET_CTRL_MAC,
                                                   VIRTIO_NET_CTRL_MAC_ADDR_SET,
                                                   n->mac, sizeof(n->mac));
@@ -648,10 +647,9 @@ static int vhost_vdpa_net_load_mq(VhostVDPAState *s,
                                   const VirtIONet *n)
 {
     struct virtio_net_ctrl_mq mq;
-    uint64_t features = n->parent_obj.guest_features;
     ssize_t dev_written;
 
-    if (!(features & BIT_ULL(VIRTIO_NET_F_MQ))) {
+    if (!virtio_vdev_has_feature(&n->parent_obj, VIRTIO_NET_F_MQ)) {
         return 0;
     }
 
-- 
MST