vhost: fix performance on LE hosts

[cascardo/linux.git] / drivers / vhost / vhost.h

diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 4772862..d3f7674 100644 (file)
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -183,10 +183,17 @@ static inline bool vhost_has_feature(struct vhost_virtqueue *vq, int bit)
        return vq->acked_features & (1ULL << bit);
 }
 
+#ifdef CONFIG_VHOST_CROSS_ENDIAN_LEGACY
 static inline bool vhost_is_little_endian(struct vhost_virtqueue *vq)
 {
        return vq->is_le;
 }
+#else
+static inline bool vhost_is_little_endian(struct vhost_virtqueue *vq)
+{
+       return virtio_legacy_is_little_endian() || vq->is_le;
+}
+#endif
 
 /* Memory accessors */
 static inline u16 vhost16_to_cpu(struct vhost_virtqueue *vq, __virtio16 val)