IPoIB/cm: Improve small message bandwidth
authorMichael S. Tsirkin <mst@mellanox.co.il>
Tue, 20 Feb 2007 18:17:55 +0000 (20:17 +0200)
committerRoland Dreier <rolandd@cisco.com>
Wed, 21 Feb 2007 04:16:14 +0000 (20:16 -0800)
commit1812063ba3365aeb5eb9117861a7fb05432f7ed0
treeedcce496faf3d933abe59747b28d721fe992eb09
parentc9add6ec5678a17345c2516ea3d4b26d8703be8b
IPoIB/cm: Improve small message bandwidth

Avoid the overhead of freeing/reallocating and mapping/unmapping for
DMA pages that have not been written to by hardware.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
drivers/infiniband/ulp/ipoib/ipoib_cm.c