diff options
Diffstat (limited to 'drivers/virtio/virtio_ring.c')
-rw-r--r-- | drivers/virtio/virtio_ring.c | 2 |
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 |