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| author | Vu Pham <vu@mellanox.com> | 2009-05-26 14:51:00 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2009-05-26 14:51:00 -0400 |
| commit | 68743082b560067e3e93eab8b2568f238e486865 (patch) | |
| tree | b907dd1a170e6be38e4ab5fb61733f642532bf9c /net | |
| parent | b18f1e21993f73f072b1e0859f942fb11afddcb1 (diff) | |
| download | linux-3.10-68743082b560067e3e93eab8b2568f238e486865.tar.gz linux-3.10-68743082b560067e3e93eab8b2568f238e486865.tar.bz2 linux-3.10-68743082b560067e3e93eab8b2568f238e486865.zip | |
XPRTRDMA: fix client rpcrdma FRMR registration on mlx4 devices
mlx4/connectX FRMR requires local write enable together with remote
rdma write enable. This fixes NFS/RDMA operation over the ConnectX
Infiniband HCA in the default memreg mode.
Signed-off-by: Vu Pham <vu@mellanox.com>
Signed-off-by: Tom Talpey <tmtalpey@gmail.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/xprtrdma/verbs.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 3b21e0cc5e6..465aafc2007 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -1495,7 +1495,8 @@ rpcrdma_register_frmr_external(struct rpcrdma_mr_seg *seg, frmr_wr.wr.fast_reg.page_shift = PAGE_SHIFT; frmr_wr.wr.fast_reg.length = i << PAGE_SHIFT; frmr_wr.wr.fast_reg.access_flags = (writing ? - IB_ACCESS_REMOTE_WRITE : IB_ACCESS_REMOTE_READ); + IB_ACCESS_REMOTE_WRITE | IB_ACCESS_LOCAL_WRITE : + IB_ACCESS_REMOTE_READ); frmr_wr.wr.fast_reg.rkey = seg1->mr_chunk.rl_mw->r.frmr.fr_mr->rkey; DECR_CQCOUNT(&r_xprt->rx_ep); |