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IB/uverbs: Expose UAPI to query ucontext

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Expose UAPI to query ucontext, this will let user space application that
didn't allocate the ucontext but has access to by owning the matching
command FD to retrieve the ucontext information.

Link: https://lore.kernel.org/r/20200630093916.332097-4-leon@kernel.org
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Yishai Hadas 2020-06-30 12:39:12 +03:00 • committed by Jason Gunthorpe
parent 04c0a5fcfc
commit 1c8fb1ea5a
4 changed files with 51 additions and 1 deletions
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6
include/uapi/rdma/ib_user_ioctl_cmds.h
View file

@ -69,6 +69,7 @@ enum uverbs_methods_device {
UVERBS_METHOD_INFO_HANDLES,
UVERBS_METHOD_QUERY_PORT,
UVERBS_METHOD_GET_CONTEXT,
UVERBS_METHOD_QUERY_CONTEXT,
};
enum uverbs_attrs_invoke_write_cmd_attr_ids {
@ -87,6 +88,11 @@ enum uverbs_attrs_get_context_attr_ids {
UVERBS_ATTR_GET_CONTEXT_CORE_SUPPORT,
};
enum uverbs_attrs_query_context_attr_ids {
UVERBS_ATTR_QUERY_CONTEXT_NUM_COMP_VECTORS,
UVERBS_ATTR_QUERY_CONTEXT_CORE_SUPPORT,
};
enum uverbs_attrs_create_cq_cmd_attr_ids {
UVERBS_ATTR_CREATE_CQ_HANDLE,
UVERBS_ATTR_CREATE_CQ_CQE,