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RDMA/core: return -EOPNOSUPP for ODP unsupported device

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ib_reg_mr(3) which is used to register a MR with specific access flags
for specific HCA will set errno when something go wrong.
So, here we should return the specific -EOPNOTSUPP when the being
requested ODP access flag is unsupported by the HCA(such as RXE).

Signed-off-by: Li Zhijian <lizhijian@fujitsu.com>
Link: https://lore.kernel.org/r/20221001020045.8324-1-lizhijian@fujitsu.com
Reviewed-by: Zhu Yanjun <zyjzyj2000@gmail.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Li Zhijian 2022-10-01 10:00:45 +08:00 committed by Leon Romanovsky
parent 26312973bf
commit 53c2d5b14a
1 changed files with 1 additions and 1 deletions
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2
include/rdma/ib_verbs.h
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@ -4334,7 +4334,7 @@ static inline int ib_check_mr_access(struct ib_device *ib_dev,
if (flags & IB_ACCESS_ON_DEMAND &&
!(ib_dev->attrs.kernel_cap_flags & IBK_ON_DEMAND_PAGING))
return -EINVAL;
return -EOPNOTSUPP;
return 0;
}