diff options
Diffstat (limited to 'include/rdma/ib_verbs.h')
| -rw-r--r-- | include/rdma/ib_verbs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 9dd76f489a0b..46568a5221f4 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1977,6 +1977,11 @@ struct ib_dmah { struct ib_mr { struct ib_device *device; + /* + * Due to IB_MR_REREG_PD pd is not a fixed pointer and can change. For a + * user MR, this value should only be read from a system call that holds + * the uobject lock, or the driver should disable in-place REREG_PD. + */ struct ib_pd *pd; u32 lkey; u32 rkey; |