diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2014-11-08 20:14:29 -0500 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2014-11-25 13:39:20 -0500 |
| commit | 467c9674bccc073684ee34f4bd205cf1b135d76e (patch) | |
| tree | cefc907944bb2dcbefec1a7fbf7a4a2df1e775da /net/sunrpc/xprtrdma/transport.c | |
| parent | e7104a2a96069975d489c60a30564372c6273a85 (diff) | |
xprtrdma: unmap all FMRs during transport disconnect
When using RPCRDMA_MTHCAFMR memory registration, after a few
transport disconnect / reconnect cycles, ib_map_phys_fmr() starts to
return EINVAL because the provider has exhausted its map pool.
Make sure that all FMRs are unmapped during transport disconnect,
and that ->send_request remarshals them during an RPC retransmit.
This resets the transport's MRs to ensure that none are leaked
during a disconnect.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/transport.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/transport.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 6a4615dd0261..cfe9a810e6bc 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -599,7 +599,7 @@ xprt_rdma_send_request(struct rpc_task *task) if (req->rl_niovs == 0) rc = rpcrdma_marshal_req(rqst); - else if (r_xprt->rx_ia.ri_memreg_strategy == RPCRDMA_FRMR) + else if (r_xprt->rx_ia.ri_memreg_strategy != RPCRDMA_ALLPHYSICAL) rc = rpcrdma_marshal_chunks(rqst, 0); if (rc < 0) goto failed_marshal; |