diff options
| author | Michael S. Tsirkin <mst@mellanox.co.il> | 2005-11-09 20:30:14 +0100 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2005-11-10 19:22:50 +0100 |
| commit | 62abb8416f1923f4cef50ce9ce841b919275e3fb (patch) | |
| tree | 704990abeb22a51ed2722e92536d22135f60957f | |
| parent | [IB] uverbs: have kernel return QP capabilities (diff) | |
| download | linux-62abb8416f1923f4cef50ce9ce841b919275e3fb.tar.xz linux-62abb8416f1923f4cef50ce9ce841b919275e3fb.zip | |
[IB] mthca: fix posting of atomic operations
The size of work requests for atomic operations was computed
incorrectly in mthca: all sizeofs need to be divided by 16.
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_qp.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 7f39af44b274..190c1dc0ee27 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -1556,8 +1556,8 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, } wqe += sizeof (struct mthca_atomic_seg); - size += sizeof (struct mthca_raddr_seg) / 16 + - sizeof (struct mthca_atomic_seg); + size += (sizeof (struct mthca_raddr_seg) + + sizeof (struct mthca_atomic_seg)) / 16; break; case IB_WR_RDMA_WRITE: @@ -1876,8 +1876,8 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, } wqe += sizeof (struct mthca_atomic_seg); - size += sizeof (struct mthca_raddr_seg) / 16 + - sizeof (struct mthca_atomic_seg); + size += (sizeof (struct mthca_raddr_seg) + + sizeof (struct mthca_atomic_seg)) / 16; break; case IB_WR_RDMA_READ: |