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RDMA/ocrdma: Add ABI versioning support

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Add ABI versioning support between driver and userspace library.

Signed-off-by: Naresh Gottumukkala <bgottumukkala@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Naresh Gottumukkala 2013-08-26 15:27:49 +05:30 committed by Roland Dreier
parent 117e6dd1c5
commit 3875439715
2 changed files with 3 additions and 0 deletions
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1
drivers/infiniband/hw/ocrdma/ocrdma_abi.h
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@ -28,6 +28,7 @@
#ifndef __OCRDMA_ABI_H__ #ifndef __OCRDMA_ABI_H__
#define __OCRDMA_ABI_H__ #define __OCRDMA_ABI_H__
#define OCRDMA_ABI_VERSION 1
/* user kernel communication data structures. */ /* user kernel communication data structures. */
struct ocrdma_alloc_ucontext_resp { struct ocrdma_alloc_ucontext_resp {

2
drivers/infiniband/hw/ocrdma/ocrdma_main.c
View File

@ -39,6 +39,7 @@
#include "ocrdma_ah.h" #include "ocrdma_ah.h"
#include "be_roce.h" #include "be_roce.h"
#include "ocrdma_hw.h" #include "ocrdma_hw.h"
#include "ocrdma_abi.h"
MODULE_VERSION(OCRDMA_ROCE_DEV_VERSION); MODULE_VERSION(OCRDMA_ROCE_DEV_VERSION);
MODULE_DESCRIPTION("Emulex RoCE HCA Driver"); MODULE_DESCRIPTION("Emulex RoCE HCA Driver");
@ -265,6 +266,7 @@ static int ocrdma_register_device(struct ocrdma_dev *dev)
memcpy(dev->ibdev.node_desc, OCRDMA_NODE_DESC, memcpy(dev->ibdev.node_desc, OCRDMA_NODE_DESC,
sizeof(OCRDMA_NODE_DESC)); sizeof(OCRDMA_NODE_DESC));
dev->ibdev.owner = THIS_MODULE; dev->ibdev.owner = THIS_MODULE;
dev->ibdev.uverbs_abi_ver = OCRDMA_ABI_VERSION;
dev->ibdev.uverbs_cmd_mask = dev->ibdev.uverbs_cmd_mask =
OCRDMA_UVERBS(GET_CONTEXT) | OCRDMA_UVERBS(GET_CONTEXT) |
OCRDMA_UVERBS(QUERY_DEVICE) | OCRDMA_UVERBS(QUERY_DEVICE) |