Commit graph

3 commits

Author SHA1 Message Date
Steve Wise
7b70d0336d RDS/IW+IB: Allow max credit advertise window.
Fix hack that restricts the credit advertisement to 127.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Andy Grover <andy.grover@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-04-09 17:21:17 -07:00
Steve Wise
d39e0602bb RDS/IW+IB: Set the RDS_LL_SEND_FULL bit when we're throttled.
The RDS_LL_SEND_FULL bit should be set when we stop transmitted due to
flow control.  Otherwise the send worker will keep trying as opposed to
sleeping until we unthrottle.  Saves CPU.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Andy Grover <andy.grover@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-04-09 17:21:16 -07:00
Andy Grover
6a0979df32 RDS/IB: Implement IB-specific datagram send.
Specific to IB is a credits-based flow control mechanism, in
addition to the expected usage of the IB API to package outgoing
data into work requests.

Signed-off-by: Andy Grover <andy.grover@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-02-26 23:39:31 -08:00