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| author |   Ron Livne <ronli@voltaire.com> | 2008-07-14 23:48:48 -0700 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2008-07-14 23:48:48 -0700 |
| commit | 12406734051a26e9fe4c8568e931dfddbb72d431 (patch) | |
| tree | 731bbb97c981389fd04684714214b18388ec8b41 /drivers/infiniband/ulp/ipoib/ipoib_ethtool.c | |
| parent | IB/mlx4: Add support for blocking multicast loopback packets (diff) | |
| download | linux-dev-12406734051a26e9fe4c8568e931dfddbb72d431.tar.xz linux-dev-12406734051a26e9fe4c8568e931dfddbb72d431.zip | |
IPoIB: Use multicast loopback blocking if available
Set IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK for IPoIB's UD QPs if
supported by the underlying device. This creates an improvement of up
to 39% in bandwidth when sending multicast packets with IPoIB, and an
improvment of 12% in cpu usage.
Signed-off-by: Ron Livne <ronli@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_ethtool.c')
0 files changed, 0 insertions, 0 deletions