[Scst-svn] SF.net SVN: scst:[5423] trunk/srpt/src/ib_srpt.c

[<bva...@us...>]

Revision: 5423
          http://sourceforge.net/p/scst/svn/5423
Author:   bvassche
Date:     2014-04-16 07:30:34 +0000 (Wed, 16 Apr 2014)
Log Message:
-----------
ib_srpt: Disable RDMA access by the initiator

With the SRP protocol all RDMA operations are initiated by the target.
Since no RDMA operations are initiated by the initiator, do not grant
the initiator permission to submit RDMA reads or writes to the target.

Modified Paths:
--------------
    trunk/srpt/src/ib_srpt.c

Modified: trunk/srpt/src/ib_srpt.c
===================================================================
--- trunk/srpt/src/ib_srpt.c	2014-04-16 06:35:19 UTC (rev 5422)
+++ trunk/srpt/src/ib_srpt.c	2014-04-16 07:30:34 UTC (rev 5423)
@@ -1121,8 +1121,6 @@
 		return -ENOMEM;
 
 	attr->qp_state = IB_QPS_INIT;
-	attr->qp_access_flags = IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_READ |
-	    IB_ACCESS_REMOTE_WRITE;
 	attr->port_num = ch->sport->port;
 	attr->pkey_index = ch->pkey_index;
 
@@ -1156,6 +1154,7 @@
 	if (ret)
 		goto out;
 
+	attr->qp_access_flags = 0;
 	attr->max_dest_rd_atomic = 4;
 
 	ret = ib_modify_qp(qp, attr, attr_mask);
@@ -1189,6 +1188,7 @@
 	if (ret)
 		goto out;
 
+	attr->qp_access_flags = 0;
 	attr->max_rd_atomic = 4;
 
 	/*

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