tree 61307975e36112fd85b98d0df824386e209a5049
parent 23475d66bd8600e0c5353f86c1b74f68df27bdb5
author Chuck Lever <cel@citi.umich.edu> 1123791911 -0400
committer Trond Myklebust <Trond.Myklebust@netapp.com> 1127493484 -0400

[PATCH] RPC: proper soft timeout behavior for rpcbind

 Implement a best practice:  for soft mounts, an rpcbind timeout should
 cause an RPC request to fail.

 This also provides an FSM hook for retrying an rpcbind with a different
 rpcbind protocol version.  We'll use this later to try multiple rpcbind
 protocol versions when binding.  To enable this, expose the RPC error
 code returned during a portmap request to the FSM so it can make some
 decision about how to report, retry, or fail the request.

 Test-plan:
 Hundreds of passes with connectathon NFSv3 locking suite, on the client
 and server.

 Version: Thu, 11 Aug 2005 16:01:53 -0400

 Signed-off-by: Chuck Lever <cel@netapp.com>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>