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RDMA/core Remove uverbs_ex_cmd_mask 

No driver sets it, and the core code sets a maximum mask, simply remove
it.

Disabled operations are now handled either by having a NULL ops pointer,
or by having the common driver callbacks check for unsupported extended
attributes.

Link: https://lore.kernel.org/r/9-v1-caa70ba3d1ab+1436e-ucmd_mask_jgg@nvidia.com
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Jason Gunthorpe 2020-10-03 20:20:09 -03:00
parent 1f11a7610e
commit bd2a40cc24
3 changed files with 1 additions and 20 deletions
drivers/infiniband/core
device.cuverbs_uapi.c
include/rdma
ib_verbs.h

15
drivers/infiniband/core/device.c
View File

@ -630,21 +630,6 @@ struct ib_device *_ib_alloc_device(size_t size)
BIT_ULL(IB_USER_VERBS_CMD_REG_MR) |
BIT_ULL(IB_USER_VERBS_CMD_REREG_MR) |
BIT_ULL(IB_USER_VERBS_CMD_RESIZE_CQ);
device->uverbs_ex_cmd_mask =
BIT_ULL(IB_USER_VERBS_EX_CMD_CREATE_CQ) |
BIT_ULL(IB_USER_VERBS_EX_CMD_CREATE_FLOW) |
BIT_ULL(IB_USER_VERBS_EX_CMD_CREATE_QP) |
BIT_ULL(IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL) |
BIT_ULL(IB_USER_VERBS_EX_CMD_CREATE_WQ) |
BIT_ULL(IB_USER_VERBS_EX_CMD_DESTROY_FLOW) |
BIT_ULL(IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL) |
BIT_ULL(IB_USER_VERBS_EX_CMD_DESTROY_WQ) |
BIT_ULL(IB_USER_VERBS_EX_CMD_MODIFY_CQ) |
BIT_ULL(IB_USER_VERBS_EX_CMD_MODIFY_QP) |
BIT_ULL(IB_USER_VERBS_EX_CMD_MODIFY_WQ) |
BIT_ULL(IB_USER_VERBS_EX_CMD_QUERY_DEVICE);
return device;
}
EXPORT_SYMBOL(_ib_alloc_device);

5
drivers/infiniband/core/uverbs_uapi.c
View File

@ -79,10 +79,7 @@ static int uapi_create_write(struct uverbs_api *uapi,
method_elm->is_ex = def->write.is_ex;
method_elm->handler = def->func_write;
if (def->write.is_ex)
method_elm->disabled = !(ibdev->uverbs_ex_cmd_mask &
BIT_ULL(def->write.command_num));
else
if (!def->write.is_ex)
method_elm->disabled = !(ibdev->uverbs_cmd_mask &
BIT_ULL(def->write.command_num));

1
include/rdma/ib_verbs.h
View File

@ -2667,7 +2667,6 @@ struct ib_device {
const struct attribute_group *groups[3];
u64 uverbs_cmd_mask;
u64 uverbs_ex_cmd_mask;
char node_desc[IB_DEVICE_NODE_DESC_MAX];
__be64 node_guid;