diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2013-05-28 13:20:23 +0300 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2013-05-29 08:16:21 -0500 |
| commit | 87d23f78aa79b72da022afda358bbc8a8509ca70 (patch) | |
| tree | 206e63966c75e10e988b172e3ce4a0316c374836 | |
| parent | 04129606170ec9011d4952b4f22c368679bedbf9 (diff) | |
virtio-pci: drop unused wmb macro
The implementation is wrong for kvm, and it's unused anyway.
Drop it.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20130528102023.GA30055@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
| -rw-r--r-- | hw/virtio/virtio-pci.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 70d2c6b5e3..444b71aab0 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -89,12 +89,6 @@ /* Flags track per-device state like workarounds for quirks in older guests. */ #define VIRTIO_PCI_FLAG_BUS_MASTER_BUG (1 << 0) -/* QEMU doesn't strictly need write barriers since everything runs in - * lock-step. We'll leave the calls to wmb() in though to make it obvious for - * KVM or if kqemu gets SMP support. - */ -#define wmb() do { } while (0) - /* HACK for virtio to determine if it's running a big endian guest */ bool virtio_is_big_endian(void); |