IB/mthca: Avoid changing userspace ABI to handle DMA write barrier attribute

[linux-2.6] / drivers / infiniband / hw / ipath / ipath_srq.c

diff --git a/drivers/infiniband/hw/ipath/ipath_srq.c b/drivers/infiniband/hw/ipath/ipath_srq.c
index 434da6270f658797cd89aeb425538de659116237..e3d80ca84c1afb6edd42eece87eb9aecb4560c18 100644 (file)
--- a/drivers/infiniband/hw/ipath/ipath_srq.c
+++ b/drivers/infiniband/hw/ipath/ipath_srq.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved.
+ * Copyright (c) 2006, 2007, 2008 QLogic Corporation. All rights reserved.
  * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
@@ -59,7 +59,7 @@ int ipath_post_srq_receive(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
 
                if ((unsigned) wr->num_sge > srq->rq.max_sge) {
                        *bad_wr = wr;
-                       ret = -ENOMEM;
+                       ret = -EINVAL;
                        goto bail;
                }
 
@@ -94,8 +94,8 @@ bail:
 /**
  * ipath_create_srq - create a shared receive queue
  * @ibpd: the protection domain of the SRQ to create
- * @attr: the attributes of the SRQ
- * @udata: not used by the InfiniPath verbs driver
+ * @srq_init_attr: the attributes of the SRQ
+ * @udata: data from libipathverbs when creating a user SRQ
  */
 struct ib_srq *ipath_create_srq(struct ib_pd *ibpd,
                                struct ib_srq_init_attr *srq_init_attr,
@@ -245,7 +245,8 @@ int ipath_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
                                                 sizeof(offset_addr));
                        if (ret)
                                goto bail_free;
-                       udata->outbuf = (void __user *) offset_addr;
+                       udata->outbuf =
+                               (void __user *) (unsigned long) offset_addr;
                        ret = ib_copy_to_udata(udata, &offset,
                                               sizeof(offset));
                        if (ret)