xref: /OK3568_Linux_fs/kernel/include/linux/sunrpc/rpc_rdma_cid.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * * Copyright (c) 2020, Oracle and/or its affiliates.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef RPC_RDMA_CID_H
7*4882a593Smuzhiyun #define RPC_RDMA_CID_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun /*
10*4882a593Smuzhiyun  * The rpc_rdma_cid struct records completion ID information. A
11*4882a593Smuzhiyun  * completion ID matches an incoming Send or Receive completion
12*4882a593Smuzhiyun  * to a Completion Queue and to a previous ib_post_*(). The ID
13*4882a593Smuzhiyun  * can then be displayed in an error message or recorded in a
14*4882a593Smuzhiyun  * trace record.
15*4882a593Smuzhiyun  *
16*4882a593Smuzhiyun  * This struct is shared between the server and client RPC/RDMA
17*4882a593Smuzhiyun  * transport implementations.
18*4882a593Smuzhiyun  */
19*4882a593Smuzhiyun struct rpc_rdma_cid {
20*4882a593Smuzhiyun 	u32			ci_queue_id;
21*4882a593Smuzhiyun 	int			ci_completion_id;
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #endif	/* RPC_RDMA_CID_H */
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