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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

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Pull rdma updates from Jason Gunthorpe:
 "The majority of the patches are cleanups, refactorings and clarity
  improvements.

  This cycle saw some more activity from Syzkaller, I think we are now
  clean on all but one of those bugs, including the long standing and
  obnoxious rdma_cm locking design defect. Continue to see many drivers
  getting cleanups, with a few new user visible features.

  Summary:

   - Various driver updates for siw, bnxt_re, rxe, efa, mlx5, hfi1

   - Lots of cleanup patches for hns

   - Convert more places to use refcount

   - Aggressively lock the RDMA CM code that syzkaller says isn't
     working

   - Work to clarify ib_cm

   - Use the new ib_device lifecycle model in bnxt_re

   - Fix mlx5's MR cache which seems to be failing more often with the
     new ODP code

   - mlx5 'dynamic uar' and 'tx steering' user interfaces"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (144 commits)
  RDMA/bnxt_re: make bnxt_re_ib_init static
  IB/qib: Delete struct qib_ivdev.qp_rnd
  RDMA/hns: Fix uninitialized variable bug
  RDMA/hns: Modify the mask of QP number for CQE of hip08
  RDMA/hns: Reduce the maximum number of extend SGE per WQE
  RDMA/hns: Reduce PFC frames in congestion scenarios
  RDMA/mlx5: Add support for RDMA TX flow table
  net/mlx5: Add support for RDMA TX steering
  IB/hfi1: Call kobject_put() when kobject_init_and_add() fails
  IB/hfi1: Fix memory leaks in sysfs registration and unregistration
  IB/mlx5: Move to fully dynamic UAR mode once user space supports it
  IB/mlx5: Limit the scope of struct mlx5_bfreg_info to mlx5_ib
  IB/mlx5: Extend QP creation to get uar page index from user space
  IB/mlx5: Extend CQ creation to get uar page index from user space
  IB/mlx5: Expose UAR object and its alloc/destroy commands
  IB/hfi1: Get rid of a warning
  RDMA/hns: Remove redundant judgment of qp_type
  RDMA/hns: Remove redundant assignment of wc->smac when polling cq
  RDMA/hns: Remove redundant qpc setup operations
  RDMA/hns: Remove meaningless prints
  ...
This commit is contained in:
Linus Torvalds
2020-04-01 18:18:18 -07:00
parent 50a5de895d b4d8ddf835
commit 919dce2470
120 changed files with 5467 additions and 4561 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/linux/mlx5/device.h
View File

@@ -1211,6 +1211,12 @@ enum mlx5_qcam_feature_groups {
#define MLX5_CAP_FLOWTABLE_RDMA_RX_MAX(mdev, cap) \
MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_rdma.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_TX_MAX(mdev, cap) \
MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_rdma.cap)
#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
MLX5_GET(flow_table_eswitch_cap, \
mdev->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)

17
include/linux/mlx5/driver.h
View File

@@ -213,23 +213,6 @@ enum mlx5_port_status {
MLX5_PORT_DOWN = 2,
};
struct mlx5_bfreg_info {
u32 *sys_pages;
int num_low_latency_bfregs;
unsigned int *count;
/*
* protect bfreg allocation data structs
*/
struct mutex lock;
u32 ver;
bool lib_uar_4k;
u32 num_sys_pages;
u32 num_static_sys_pages;
u32 total_num_bfregs;
u32 num_dyn_bfregs;
};
struct mlx5_cmd_first {
__be32 data[4];
};

1
include/linux/mlx5/fs.h
View File

@@ -77,6 +77,7 @@ enum mlx5_flow_namespace_type {
MLX5_FLOW_NAMESPACE_EGRESS,
MLX5_FLOW_NAMESPACE_RDMA_RX,
MLX5_FLOW_NAMESPACE_RDMA_RX_KERNEL,
MLX5_FLOW_NAMESPACE_RDMA_TX,
};
enum {

8
include/linux/mlx5/mlx5_ifc.h
View File

@@ -709,7 +709,7 @@ struct mlx5_ifc_flow_table_nic_cap_bits {
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_transmit;
u8 reserved_at_a00[0x200];
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_transmit_rdma;
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_transmit_sniffer;
@@ -879,7 +879,11 @@ struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
u8 swp_csum[0x1];
u8 swp_lso[0x1];
u8 cqe_checksum_full[0x1];
u8 reserved_at_24[0x5];
u8 tunnel_stateless_geneve_tx[0x1];
u8 tunnel_stateless_mpls_over_udp[0x1];
u8 tunnel_stateless_mpls_over_gre[0x1];
u8 tunnel_stateless_vxlan_gpe[0x1];
u8 tunnel_stateless_ipv4_over_vxlan[0x1];
u8 tunnel_stateless_ip_over_ip[0x1];
u8 reserved_at_2a[0x6];
u8 max_vxlan_udp_ports[0x8];