Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/mlx4: Don't overwrite fast registration page list when posting work request
  RDMA/cxgb3: Don't complete flushed send work requests twice

4 files changed, 11 insertions, 3 deletions

diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index 8d71086f5a1c..62f9cf2f94ec 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -410,6 +410,7 @@ int cxio_flush_sq(struct t3_wq *wq, struct t3_cq *cq, int count)
         ptr = wq->sq_rptr + count;
         sqp = wq->sq + Q_PTR2IDX(ptr, wq->sq_size_log2);
         while (ptr != wq->sq_wptr) {
+                sqp->signaled = 0;
                 insert_sq_cqe(wq, cq, sqp);
                 ptr++;
                 sqp = wq->sq + Q_PTR2IDX(ptr, wq->sq_size_log2);
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 9974e886b8de..8a7dd6795fa0 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -86,6 +86,7 @@ struct mlx4_ib_mr {
 
 struct mlx4_ib_fast_reg_page_list {
         struct ib_fast_reg_page_list    ibfrpl;
+        __be64                         *mapped_page_list;
         dma_addr_t                      map;
 };
 
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 8e4d26d56a95..8f3666b20ea4 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -231,7 +231,11 @@ struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device
         if (!mfrpl)
                 return ERR_PTR(-ENOMEM);
 
-        mfrpl->ibfrpl.page_list = dma_alloc_coherent(&dev->dev->pdev->dev,
+        mfrpl->ibfrpl.page_list = kmalloc(size, GFP_KERNEL);
+        if (!mfrpl->ibfrpl.page_list)
+                goto err_free;
+
+        mfrpl->mapped_page_list = dma_alloc_coherent(&dev->dev->pdev->dev,
                                                      size, &mfrpl->map,
                                                      GFP_KERNEL);
         if (!mfrpl->ibfrpl.page_list)
@@ -242,6 +246,7 @@ struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device
         return &mfrpl->ibfrpl;
 
 err_free:
+        kfree(mfrpl->ibfrpl.page_list);
         kfree(mfrpl);
         return ERR_PTR(-ENOMEM);
 }
@@ -252,8 +257,9 @@ void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list)
         struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(page_list);
         int size = page_list->max_page_list_len * sizeof (u64);
 
-        dma_free_coherent(&dev->dev->pdev->dev, size, page_list->page_list,
+        dma_free_coherent(&dev->dev->pdev->dev, size, mfrpl->mapped_page_list,
                           mfrpl->map);
+        kfree(mfrpl->ibfrpl.page_list);
         kfree(mfrpl);
 }
 
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index f385a24d31d2..20724aee76f4 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1365,7 +1365,7 @@ static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg, struct ib_send_wr *wr)
         int i;
 
         for (i = 0; i < wr->wr.fast_reg.page_list_len; ++i)
-                wr->wr.fast_reg.page_list->page_list[i] =
+                mfrpl->mapped_page_list[i] =
                         cpu_to_be64(wr->wr.fast_reg.page_list->page_list[i] |
                                     MLX4_MTT_FLAG_PRESENT);