On Tue, Dec 08, 2020 at 06:13:20PM +0000, Xiong, Jianxin wrote:
> > > +static inline struct ib_umem *ib_umem_dmabuf_get(struct ib_device
> > > *device,
> > > + unsigned long offset,
> > > + size_t size, int fd,
> > > + int access,
> > > + struct dma_buf_attach_ops
> > > *ops) {
> > > + return ERR_PTR(-EINVAL);
> >
> > Probably, It should be EOPNOTSUPP and not EINVAL.
>
> EINVAL is used here to be consistent with existing definitions in the same
> file.
They may be wrong, EOPNOTSUPP is right for this situation
Jason
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