merge with onnv_147
Reviewed by: garrett@nexenta.com
Approved by: garrett@nexenta.com

6964984 CDDL wrongly placed in files ported from OFED

6961877 Small WR array limits the message sizes causing panic
6942740 poll on RDSv3 socket may not wakeup on send completion

6948206 resync with Linux rds 1.5.1-4 stable

6948085 socket close should not return until all references to the socket are closed
6947648 missing conn->c_cm_lock exit on errors in rdsv3_ib_cm_handle_connect()/ib_cm.c
6940747 rdsv3_wake_

6948085 socket close should not return until all references to the socket are closed
6947648 missing conn->c_cm_lock exit on errors in rdsv3_ib_cm_handle_connect()/ib_cm.c
6940747 rdsv3_wake_sk_sleep is called without checking if any threads are waiting to be woken
6948603 Change all L0 and L1 debug messages to L2

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PSARC/2010/043 Reliable Datagram Service v3
6850013 RDS driver upgrade to version 3
6902396 su_recv does not call pollwakeup() for zero-len datagrams when protocol uses uio recv