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authorYishai Hadas <yishaih@mellanox.com>2020-06-30 12:39:12 +0300
committerJason Gunthorpe <jgg@nvidia.com>2020-07-06 19:50:33 -0300
commit1c8fb1ea5a1dbd2159e78fa580aaffb001794cfa (patch)
tree2a4741948790bd47d7f46dec18e78a74651eedd3 /include/rdma
parent04c0a5fcfcf65aade2fb238b6336445f1a99b646 (diff)
downloadlinux-1c8fb1ea5a1dbd2159e78fa580aaffb001794cfa.tar.bz2
IB/uverbs: Expose UAPI to query ucontext
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>
Diffstat (limited to 'include/rdma')
-rw-r--r--include/rdma/ib_verbs.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 20c801730fed..6c72bb194148 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -2645,6 +2645,10 @@ struct ib_device_ops {
*/
int (*fill_stat_mr_entry)(struct sk_buff *msg, struct ib_mr *ibmr);
+ /* query driver for its ucontext properties */
+ int (*query_ucontext)(struct ib_ucontext *context,
+ struct uverbs_attr_bundle *attrs);
+
DECLARE_RDMA_OBJ_SIZE(ib_ah);
DECLARE_RDMA_OBJ_SIZE(ib_cq);
DECLARE_RDMA_OBJ_SIZE(ib_pd);