Messages in this thread | | | Date | Fri, 30 Sep 2022 15:04:50 -0300 | From | Jason Gunthorpe <> | Subject | Re: [for-next PATCH v5 03/11] RDMA: Extend RDMA kernel verbs ABI to support flush |
| |
On Thu, Sep 29, 2022 at 02:21:24PM +0800, Li Zhijian wrote:
> we can see, IBV_ACCESS_REMOTE_ATOMIC and IBV_ACCESS_ON_DEMAND are > tagged "if supported" . but currently kernel just returns EINVAL > when user registers a MR with IB_ACCESS_ON_DEMAND to RXE. > > I wonder we should return -EOPNOTSUPP if the device doesn't support requested capabilities
Yes, unsupported combinations of access flags should trigger EOPNOTSUPP
Jason
| |