IB/mlx4: Use correct subnet-prefix in QP1 mads under SR-IOV

[cascardo/linux.git] / drivers / infiniband / hw / mlx4 / mlx4_ib.h

diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 7c5832e..686ab48 100644 (file)
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -448,7 +448,7 @@ struct mlx4_ib_demux_ctx {
        struct workqueue_struct *wq;
        struct workqueue_struct *ud_wq;
        spinlock_t ud_lock;
-       __be64 subnet_prefix;
+       atomic64_t subnet_prefix;
        __be64 guid_cache[128];
        struct mlx4_ib_dev *dev;
        /* the following lock protects both mcg_table and mcg_mgid0_list */