diff options
| -rw-r--r-- | drivers/infiniband/core/nldev.c | 13 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/Makefile | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 3 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/odp.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/restrack.c | 48 | ||||
| -rw-r--r-- | include/rdma/restrack.h | 3 |
7 files changed, 71 insertions, 1 deletions
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index 462275480276..a7f5add714d4 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -183,6 +183,19 @@ static int _rdma_nl_put_driver_u64(struct sk_buff *msg, const char *name, return 0; } +int rdma_nl_put_driver_string(struct sk_buff *msg, const char *name, + const char *str) +{ + if (put_driver_name_print_type(msg, name, + RDMA_NLDEV_PRINT_TYPE_UNSPEC)) + return -EMSGSIZE; + if (nla_put_string(msg, RDMA_NLDEV_ATTR_DRIVER_STRING, str)) + return -EMSGSIZE; + + return 0; +} +EXPORT_SYMBOL(rdma_nl_put_driver_string); + int rdma_nl_put_driver_u32(struct sk_buff *msg, const char *name, u32 value) { return _rdma_nl_put_driver_u32(msg, name, RDMA_NLDEV_PRINT_TYPE_UNSPEC, diff --git a/drivers/infiniband/hw/mlx5/Makefile b/drivers/infiniband/hw/mlx5/Makefile index 9924be8384d8..d0a043ccbe58 100644 --- a/drivers/infiniband/hw/mlx5/Makefile +++ b/drivers/infiniband/hw/mlx5/Makefile @@ -3,7 +3,7 @@ obj-$(CONFIG_MLX5_INFINIBAND) += mlx5_ib.o mlx5_ib-y := main.o cq.o doorbell.o qp.o mem.o srq_cmd.o \ srq.o mr.o ah.o mad.o gsi.o ib_virt.o cmd.o \ - cong.o + cong.o restrack.o mlx5_ib-$(CONFIG_INFINIBAND_ON_DEMAND_PAGING) += odp.o mlx5_ib-$(CONFIG_MLX5_ESWITCH) += ib_rep.o mlx5_ib-$(CONFIG_INFINIBAND_USER_ACCESS) += devx.o diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 1106a2238b14..4a731cafbf7d 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -6271,6 +6271,7 @@ static const struct ib_device_ops mlx5_ib_dev_ops = { .disassociate_ucontext = mlx5_ib_disassociate_ucontext, .drain_rq = mlx5_ib_drain_rq, .drain_sq = mlx5_ib_drain_sq, + .fill_res_entry = mlx5_ib_fill_res_entry, .get_dev_fw_str = get_dev_fw_str, .get_dma_mr = mlx5_ib_get_dma_mr, .get_link_layer = mlx5_ib_port_link_layer, diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 5aae05ebf64b..a0ca1ef16e4e 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -626,6 +626,7 @@ struct mlx5_ib_mr { struct mlx5_async_work cb_work; atomic_t num_pending_prefetch; struct ib_odp_counters odp_stats; + bool is_odp_implicit; }; static inline bool is_odp_mr(struct mlx5_ib_mr *mr) @@ -1339,6 +1340,8 @@ struct mlx5_core_dev *mlx5_ib_get_native_port_mdev(struct mlx5_ib_dev *dev, u8 *native_port_num); void mlx5_ib_put_native_port_mdev(struct mlx5_ib_dev *dev, u8 port_num); +int mlx5_ib_fill_res_entry(struct sk_buff *msg, + struct rdma_restrack_entry *res); #if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS) int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user); diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index 3601c6ad96f9..2ab6e44aeaae 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -543,6 +543,8 @@ struct mlx5_ib_mr *mlx5_ib_alloc_implicit_mr(struct mlx5_ib_pd *pd, atomic_set(&imr->num_leaf_free, 0); atomic_set(&imr->num_pending_prefetch, 0); + imr->is_odp_implicit = true; + return imr; } diff --git a/drivers/infiniband/hw/mlx5/restrack.c b/drivers/infiniband/hw/mlx5/restrack.c new file mode 100644 index 000000000000..065049f52b83 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/restrack.c @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* + * Copyright (c) 2019, Mellanox Technologies inc. All rights reserved. + */ + +#include <uapi/rdma/rdma_netlink.h> +#include <rdma/ib_umem_odp.h> +#include <rdma/restrack.h> +#include "mlx5_ib.h" + +static int fill_res_mr_entry(struct sk_buff *msg, + struct rdma_restrack_entry *res) +{ + struct ib_mr *ibmr = container_of(res, struct ib_mr, res); + struct mlx5_ib_mr *mr = to_mmr(ibmr); + struct nlattr *table_attr; + + if (!(mr->access_flags & IB_ACCESS_ON_DEMAND)) + return 0; + + table_attr = nla_nest_start(msg, RDMA_NLDEV_ATTR_DRIVER); + if (!table_attr) + goto err; + + if (mr->is_odp_implicit) { + if (rdma_nl_put_driver_string(msg, "odp", "implicit")) + goto err; + } else { + if (rdma_nl_put_driver_string(msg, "odp", "explicit")) + goto err; + } + + nla_nest_end(msg, table_attr); + return 0; + +err: + nla_nest_cancel(msg, table_attr); + return -EMSGSIZE; +} + +int mlx5_ib_fill_res_entry(struct sk_buff *msg, + struct rdma_restrack_entry *res) +{ + if (res->type == RDMA_RESTRACK_MR) + return fill_res_mr_entry(msg, res); + + return 0; +} diff --git a/include/rdma/restrack.h b/include/rdma/restrack.h index 83df1ec6664e..fe9b3c507a9c 100644 --- a/include/rdma/restrack.h +++ b/include/rdma/restrack.h @@ -156,6 +156,9 @@ int rdma_nl_put_driver_u32_hex(struct sk_buff *msg, const char *name, int rdma_nl_put_driver_u64(struct sk_buff *msg, const char *name, u64 value); int rdma_nl_put_driver_u64_hex(struct sk_buff *msg, const char *name, u64 value); +int rdma_nl_put_driver_string(struct sk_buff *msg, const char *name, + const char *str); + struct rdma_restrack_entry *rdma_restrack_get_byid(struct ib_device *dev, enum rdma_restrack_type type, u32 id); |