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path: root/drivers/vhost/vringh.c
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Diffstat (limited to 'drivers/vhost/vringh.c')
-rw-r--r--drivers/vhost/vringh.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
index 3bb02c60a2f5..bb8971f2a634 100644
--- a/drivers/vhost/vringh.c
+++ b/drivers/vhost/vringh.c
@@ -3,6 +3,7 @@
*
* Since these may be in userspace, we use (inline) accessors.
*/
+#include <linux/compiler.h>
#include <linux/module.h>
#include <linux/vringh.h>
#include <linux/virtio_ring.h>
@@ -820,13 +821,13 @@ EXPORT_SYMBOL(vringh_need_notify_user);
static inline int getu16_kern(const struct vringh *vrh,
u16 *val, const __virtio16 *p)
{
- *val = vringh16_to_cpu(vrh, ACCESS_ONCE(*p));
+ *val = vringh16_to_cpu(vrh, READ_ONCE(*p));
return 0;
}
static inline int putu16_kern(const struct vringh *vrh, __virtio16 *p, u16 val)
{
- ACCESS_ONCE(*p) = cpu_to_vringh16(vrh, val);
+ WRITE_ONCE(*p, cpu_to_vringh16(vrh, val));
return 0;
}