diff options
| author | Eli Cohen <eli@dev.mellanox.co.il> | 2008-07-14 23:48:52 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-07-14 23:48:52 -0700 |
| commit | e112373fd6aa280bd2cbc0d5cc3809115325a1be (patch) | |
| tree | aaefb13c2558ab1041e63035b71ee6d114b8c906 /drivers/infiniband/ulp/ipoib/ipoib.h | |
| parent | df8666198dd058b9498ebdbc52c61957206d30a5 (diff) | |
IPoIB/cm: Reduce connected mode TX object size
Since IPoIB connected mode does not NETIF_F_SG, we only have one DMA
mapping per send, so we don't need a mapping[] array. Define a new
struct with a single u64 mapping member and use it for the CM tx_ring.
Signed-off-by: Eli Cohen <eli@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib.h')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index a89b9fbe1ef..0281c8fecc9 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -157,6 +157,11 @@ struct ipoib_tx_buf { u64 mapping[MAX_SKB_FRAGS + 1]; }; +struct ipoib_cm_tx_buf { + struct sk_buff *skb; + u64 mapping; +}; + struct ib_cm_id; struct ipoib_cm_data { @@ -215,7 +220,7 @@ struct ipoib_cm_tx { struct net_device *dev; struct ipoib_neigh *neigh; struct ipoib_path *path; - struct ipoib_tx_buf *tx_ring; + struct ipoib_cm_tx_buf *tx_ring; unsigned tx_head; unsigned tx_tail; unsigned long flags; |