docs: document NFSRDMA IPv6 portmap issue

IPv6 support requires portmap that supports version 4, which is not
included in RHEL5 or SLES10. Document this behavior in the NFSRDMA
release notes.

This resolves bug 1856

Signed-Off-By: Jon Mason <jon@opengridcomputing.com>

diff --git a/nfs-rdma.release-notes.txt b/nfs-rdma.release-notes.txt
index 0e966e3565a68c7a50c9f63de2d34b592b9b9252..cb06c8a9aa946af6c7de782bf8bb0f70a3d7244a 100644 (file)
--- a/nfs-rdma.release-notes.txt
+++ b/nfs-rdma.release-notes.txt
@@ -224,3 +224,9 @@ Running NFSRDMA over Mellanox's ConnectX HCA requires that the adapter firmware
 be 2.7.0 or greater on all NFS clients and servers.  Firmware 2.6.0 has known
 issues that prevent the RDMA connection from being established.  Firmware 2.7.0
 has resolved these issues.
+
+IPv6 support requires portmap that supports version 4. Portmap included in RHEL5
+and SLES10 only supports version 2.  Without version 4 support, the following
+error will be logged:
+       svc: failed to register lockdv1 (errno 97).
+This error will not affect IPv4 support.