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| author | Jason Wang <jasowang@redhat.com> | 2012-01-20 16:16:59 +0800 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2012-01-28 08:10:22 +1030 |
| commit | 4dbc5d9f4f791df8a5879f4a655f517adc7f56d1 (patch) | |
| tree | 19c8c31c0f1097887d6fcfea19c1ae30e5a2e5e5 /drivers/virtio/virtio_ring.c | |
| parent | 74ea15d909b31158f9b63190a95b52bc05586d4b (diff) | |
| download | linux-4dbc5d9f4f791df8a5879f4a655f517adc7f56d1.tar.bz2 | |
virtio: fix typos of memory barriers
Note: this fixes a bug introduced recently in
7b21e34fd1c272e3a8c3846168f2f6287a4cd72b.
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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 @@ #define virtio_rmb(vq) \ do { if ((vq)->weak_barriers) smp_rmb(); else rmb(); } while(0) #define virtio_wmb(vq) \ - do { if ((vq)->weak_barriers) smp_rmb(); else rmb(); } while(0) + do { if ((vq)->weak_barriers) smp_wmb(); else wmb(); } while(0) #else /* We must force memory ordering even if guest is UP since host could be * running on another CPU, but SMP barriers are defined to barrier() in that |