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authorRoland Dreier <rolandd@cisco.com>2006-01-30 14:29:21 -0800
committerRoland Dreier <rolandd@cisco.com>2006-03-20 10:08:07 -0800
commit33b9b3ee9709b19c4f02ab91571d53540d05c3d1 (patch)
tree2d1019e9b8bf63e4235d7c73fd78ab294b993de2 /include/rdma/ib_user_verbs.h
parent399d7921299fc4f146bd62bfa6312382a5429bcc (diff)
IB: Add userspace support for resizing CQs
Add support to uverbs to handle resizing userspace CQs (completion queues), including adding an ABI for marshalling requests and responses. The kernel midlayer already has ib_resize_cq(). Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/rdma/ib_user_verbs.h')
-rw-r--r--include/rdma/ib_user_verbs.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/rdma/ib_user_verbs.h b/include/rdma/ib_user_verbs.h
index 5ff1490c08d..6ad1207e423 100644
--- a/include/rdma/ib_user_verbs.h
+++ b/include/rdma/ib_user_verbs.h
@@ -1,6 +1,6 @@
/*
* Copyright (c) 2005 Topspin Communications. All rights reserved.
- * Copyright (c) 2005 Cisco Systems. All rights reserved.
+ * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
* Copyright (c) 2005 PathScale, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
@@ -265,6 +265,17 @@ struct ib_uverbs_create_cq_resp {
__u32 cqe;
};
+struct ib_uverbs_resize_cq {
+ __u64 response;
+ __u32 cq_handle;
+ __u32 cqe;
+ __u64 driver_data[0];
+};
+
+struct ib_uverbs_resize_cq_resp {
+ __u32 cqe;
+};
+
struct ib_uverbs_poll_cq {
__u64 response;
__u32 cq_handle;