sunrpc: Advertise maximum backchannel payload size
authorChuck Lever <chuck.lever@oracle.com>
Mon, 2 May 2016 18:40:40 +0000 (14:40 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Tue, 17 May 2016 19:47:57 +0000 (15:47 -0400)
commit6b26cc8c8ead3636a18bfd9489984983f4ddd6f4
treea568d97b3fea0065f56122b1652ecc7748fa1da5
parent4b9c7f9db9a003f5c342184dc4401c1b7f2efb39
sunrpc: Advertise maximum backchannel payload size

RPC-over-RDMA transports have a limit on how large a backward
direction (backchannel) RPC message can be. Ensure that the NFSv4.x
CREATE_SESSION operation advertises this limit to servers.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Tested-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
fs/nfs/nfs4proc.c
include/linux/sunrpc/clnt.h
include/linux/sunrpc/xprt.h
net/sunrpc/clnt.c
net/sunrpc/xprtrdma/backchannel.c
net/sunrpc/xprtrdma/transport.c
net/sunrpc/xprtrdma/xprt_rdma.h
net/sunrpc/xprtsock.c