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IB/uverbs: Pass IB_UVERBS_QPF_GRH_REQUIRED to user space 

Userspace also needs to know if the port requires GRHs to properly form
the AVs it creates.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
This commit is contained in:
Artemy Kovalyov 2018-07-04 15:57:51 +03:00 committed by Jason Gunthorpe
parent b02289b3d6
commit 8942acea37
3 changed files with 9 additions and 1 deletions
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3
drivers/infiniband/core/uverbs_cmd.c
View File

@ -294,6 +294,9 @@ ssize_t ib_uverbs_query_port(struct ib_uverbs_file *file,
resp.qkey_viol_cntr = attr.qkey_viol_cntr;
resp.pkey_tbl_len = attr.pkey_tbl_len;
if (rdma_is_grh_required(ib_dev, cmd.port_num))
resp.flags |= IB_UVERBS_QPF_GRH_REQUIRED;
if (rdma_cap_opa_ah(ib_dev, cmd.port_num)) {
resp.lid = OPA_TO_IB_UCAST_LID(attr.lid);
resp.sm_lid = OPA_TO_IB_UCAST_LID(attr.sm_lid);

4
include/uapi/rdma/ib_user_ioctl_verbs.h
View File

@ -78,6 +78,10 @@ enum ib_uverbs_query_port_cap_flags {
IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26,
};
enum ib_uverbs_query_port_flags {
IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
};
enum ib_uverbs_flow_action_esp_keymat {
IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
};

3
include/uapi/rdma/ib_user_verbs.h
View File

@ -299,7 +299,8 @@ struct ib_uverbs_query_port_resp {
__u8 active_speed;
__u8 phys_state;
__u8 link_layer;
__u8 reserved[2];
__u8 flags; /* see ib_uverbs_query_port_flags */
__u8 reserved;
};
struct ib_uverbs_alloc_pd {