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-rw-r--r--drivers/virtio/virtio_ring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 79e1b292c030..78428a863b46 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -35,7 +35,7 @@
35#define virtio_rmb(vq) \ 35#define virtio_rmb(vq) \
36 do { if ((vq)->weak_barriers) smp_rmb(); else rmb(); } while(0) 36 do { if ((vq)->weak_barriers) smp_rmb(); else rmb(); } while(0)
37#define virtio_wmb(vq) \ 37#define virtio_wmb(vq) \
38 do { if ((vq)->weak_barriers) smp_rmb(); else rmb(); } while(0) 38 do { if ((vq)->weak_barriers) smp_wmb(); else wmb(); } while(0)
39#else 39#else
40/* We must force memory ordering even if guest is UP since host could be 40/* We must force memory ordering even if guest is UP since host could be
41 * running on another CPU, but SMP barriers are defined to barrier() in that 41 * running on another CPU, but SMP barriers are defined to barrier() in that