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IB/uverbs: Expose UAPI to query MR

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

Link: https://lore.kernel.org/r/20200630093916.332097-8-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 12:39:16 +03:00 • committed by Jason Gunthorpe
parent 05f71ef979
commit 6c01e6b218
2 changed files with 60 additions and 1 deletions
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9
include/uapi/rdma/ib_user_ioctl_cmds.h
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@ -248,6 +248,7 @@ enum uverbs_methods_mr {
UVERBS_METHOD_DM_MR_REG,
UVERBS_METHOD_MR_DESTROY,
UVERBS_METHOD_ADVISE_MR,
UVERBS_METHOD_QUERY_MR,
};
enum uverbs_attrs_mr_destroy_ids {
@ -261,6 +262,14 @@ enum uverbs_attrs_advise_mr_cmd_attr_ids {
UVERBS_ATTR_ADVISE_MR_SGE_LIST,
};
enum uverbs_attrs_query_mr_cmd_attr_ids {
UVERBS_ATTR_QUERY_MR_HANDLE,
UVERBS_ATTR_QUERY_MR_RESP_LKEY,
UVERBS_ATTR_QUERY_MR_RESP_RKEY,
UVERBS_ATTR_QUERY_MR_RESP_LENGTH,
UVERBS_ATTR_QUERY_MR_RESP_IOVA,
};
enum uverbs_attrs_create_counters_cmd_attr_ids {
UVERBS_ATTR_CREATE_COUNTERS_HANDLE,
};