diff options
Diffstat (limited to 'drivers/infiniband/sw/rdmavt/mr.c')
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/mr.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c index 5ed5cfc2b280..86e482593a85 100644 --- a/drivers/infiniband/sw/rdmavt/mr.c +++ b/drivers/infiniband/sw/rdmavt/mr.c @@ -329,12 +329,14 @@ bail: * @length: length of region to register * @virt_addr: associated virtual address * @mr_access_flags: access flags for this memory region + * @dmah: dma handle * @udata: unused by the driver * * Return: the memory region on success, otherwise returns an errno. */ struct ib_mr *rvt_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, u64 virt_addr, int mr_access_flags, + struct ib_dmah *dmah, struct ib_udata *udata) { struct rvt_mr *mr; @@ -343,6 +345,9 @@ struct ib_mr *rvt_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, int n, m; struct ib_mr *ret; + if (dmah) + return ERR_PTR(-EOPNOTSUPP); + if (length == 0) return ERR_PTR(-EINVAL); |