diff options
| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2014-12-11 14:25:06 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2015-02-26 13:04:07 +0100 |
| commit | ef546f1275f6563e8934dd5e338d29d9f9909ca6 (patch) | |
| tree | 49f88ac3f5533f612a0e9f93be451c54edd41917 /hw/char | |
| parent | 0cd09c3a6cc2230ba38c462fc410b4acce59eb6f (diff) | |
virtio: add feature checking helpers
Add a helper function for checking whether a bit is set in the guest
features for a vdev as well as one that works on a feature bit set.
Convert code that open-coded this: It cleans up the code and makes it
easier to extend the guest feature bits.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/char')
| -rw-r--r-- | hw/char/virtio-serial-bus.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c index 2365336393..ba4cf2e3d0 100644 --- a/hw/char/virtio-serial-bus.c +++ b/hw/char/virtio-serial-bus.c @@ -76,7 +76,7 @@ static VirtIOSerialPort *find_port_by_name(char *name) static bool use_multiport(VirtIOSerial *vser) { VirtIODevice *vdev = VIRTIO_DEVICE(vser); - return vdev->guest_features & (1 << VIRTIO_CONSOLE_F_MULTIPORT); + return virtio_has_feature(vdev, VIRTIO_CONSOLE_F_MULTIPORT); } static size_t write_to_port(VirtIOSerialPort *port, |