Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Lots of conflicts, by happily all cases of overlapping
changes, parallel adds, things of that nature.

Thanks to Stephen Rothwell, Saeed Mahameed, and others
for their guidance in these resolutions.

Signed-off-by: David S. Miller <davem@davemloft.net>

7 files changed, 22 insertions, 8 deletions

diff --git a/drivers/infiniband/core/roce_gid_mgmt.c b/drivers/infiniband/core/roce_gid_mgmt.c
index 25d43c8f1c2a..558de0b9895c 100644
--- a/drivers/infiniband/core/roce_gid_mgmt.c
+++ b/drivers/infiniband/core/roce_gid_mgmt.c
@@ -267,6 +267,9 @@ is_upper_ndev_bond_master_filter(struct ib_device *ib_dev, u8 port,
 	struct net_device *cookie_ndev = cookie;
 	bool match = false;
 
+	if (!rdma_ndev)
+		return false;
+
 	rcu_read_lock();
 	if (netif_is_bond_master(cookie_ndev) &&
 	    rdma_is_upper_dev_rcu(rdma_ndev, cookie_ndev))
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 9b20479dc710..7e6d70936c63 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -12500,7 +12500,8 @@ static int init_cntrs(struct hfi1_devdata *dd)
 	}
 
 	/* allocate space for the counter values */
-	dd->cntrs = kcalloc(dd->ndevcntrs, sizeof(u64), GFP_KERNEL);
+	dd->cntrs = kcalloc(dd->ndevcntrs + num_driver_cntrs, sizeof(u64),
+			    GFP_KERNEL);
 	if (!dd->cntrs)
 		goto bail;
 
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index 1401b6ea4a28..2b882347d0c2 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -155,6 +155,8 @@ struct hfi1_ib_stats {
 extern struct hfi1_ib_stats hfi1_stats;
 extern const struct pci_error_handlers hfi1_pci_err_handler;
 
+extern int num_driver_cntrs;
+
 /*
  * First-cut criterion for "device is active" is
  * two thousand dwords combined Tx, Rx traffic per
diff --git a/drivers/infiniband/hw/hfi1/qp.c b/drivers/infiniband/hw/hfi1/qp.c
index 6f3bc4dab858..1a016248039f 100644
--- a/drivers/infiniband/hw/hfi1/qp.c
+++ b/drivers/infiniband/hw/hfi1/qp.c
@@ -340,6 +340,13 @@ int hfi1_setup_wqe(struct rvt_qp *qp, struct rvt_swqe *wqe, bool *call_send)
 	default:
 		break;
 	}
+
+	/*
+	 * System latency between send and schedule is large enough that
+	 * forcing call_send to true for piothreshold packets is necessary.
+	 */
+	if (wqe->length <= piothreshold)
+		*call_send = true;
 	return 0;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c
index 48e11e510358..a365089a9305 100644
--- a/drivers/infiniband/hw/hfi1/verbs.c
+++ b/drivers/infiniband/hw/hfi1/verbs.c
@@ -1479,7 +1479,7 @@ static const char * const driver_cntr_names[] = {
 static DEFINE_MUTEX(cntr_names_lock); /* protects the *_cntr_names bufers */
 static const char **dev_cntr_names;
 static const char **port_cntr_names;
-static int num_driver_cntrs = ARRAY_SIZE(driver_cntr_names);
+int num_driver_cntrs = ARRAY_SIZE(driver_cntr_names);
 static int num_dev_cntrs;
 static int num_port_cntrs;
 static int cntr_names_initialized;
diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c
index 61aab7c0c513..45c421c87100 100644
--- a/drivers/infiniband/hw/mlx5/devx.c
+++ b/drivers/infiniband/hw/mlx5/devx.c
@@ -1066,7 +1066,9 @@ static int devx_umem_get(struct mlx5_ib_dev *dev, struct ib_ucontext *ucontext,
 
 	err = uverbs_get_flags32(&access, attrs,
 				 MLX5_IB_ATTR_DEVX_UMEM_REG_ACCESS,
-				 IB_ACCESS_SUPPORTED);
+				 IB_ACCESS_LOCAL_WRITE |
+				 IB_ACCESS_REMOTE_WRITE |
+				 IB_ACCESS_REMOTE_READ);
 	if (err)
 		return err;
 
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
index 4ead8c0fff5a..7309fb6bf0d2 100644
--- a/drivers/infiniband/hw/mlx5/odp.c
+++ b/drivers/infiniband/hw/mlx5/odp.c
@@ -552,14 +552,13 @@ void mlx5_ib_free_implicit_mr(struct mlx5_ib_mr *imr)
 static int pagefault_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr,
 			u64 io_virt, size_t bcnt, u32 *bytes_mapped)
 {
+	int npages = 0, current_seq, page_shift, ret, np;
+	bool implicit = false;
 	struct ib_umem_odp *odp_mr = to_ib_umem_odp(mr->umem);
 	u64 access_mask = ODP_READ_ALLOWED_BIT;
-	int npages = 0, page_shift, np;
 	u64 start_idx, page_mask;
 	struct ib_umem_odp *odp;
-	int current_seq;
 	size_t size;
-	int ret;
 
 	if (!odp_mr->page_list) {
 		odp = implicit_mr_get_data(mr, io_virt, bcnt);
@@ -567,7 +566,7 @@ static int pagefault_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr,
 		if (IS_ERR(odp))
 			return PTR_ERR(odp);
 		mr = odp->private;
-
+		implicit = true;
 	} else {
 		odp = odp_mr;
 	}
@@ -646,7 +645,7 @@ next_mr:
 
 out:
 	if (ret == -EAGAIN) {
-		if (mr->parent || !odp->dying) {
+		if (implicit || !odp->dying) {
 			unsigned long timeout =
 				msecs_to_jiffies(MMU_NOTIFIER_TIMEOUT);