From: Steve Wise <swise@opengridcomputing•com>
To: rdreier@cisco•com
Cc: general@lists•openfabrics.org, randy.dunlap@oracle•com,
linux-next@vger•kernel.org, linux-kernel@vger•kernel.org
Subject: [PATCH 2.6.30] RDMA/cxgb3: remove modulo math from build_rdma_recv().
Date: Wed, 11 Feb 2009 16:29:15 -0600 [thread overview]
Message-ID: <20090211222915.19520.22647.stgit@dell3.ogc.int> (raw)
From: Steve Wise <swise@opengridcomputing•com>
- remove modulo usage
Signed-off-by: Steve Wise <swise@opengridcomputing•com>
---
drivers/infiniband/hw/cxgb3/iwch_qp.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index c2b3cf7..bf549ed 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -263,8 +263,8 @@ static int build_rdma_recv(struct iwch_qp *qhp, union t3_wr *wqe,
wqe->recv.sgl[i].len = cpu_to_be32(wr->sg_list[i].length);
/* to in the WQE == the offset into the page */
- wqe->recv.sgl[i].to = cpu_to_be64(((u32) wr->sg_list[i].addr) %
- (1UL << (12 + page_size[i])));
+ wqe->recv.sgl[i].to = cpu_to_be64(((u32)wr->sg_list[i].addr) &
+ ((1UL << (12 + page_size[i]) - 1)));
/* pbl_addr is the adapters address in the PBL */
wqe->recv.pbl_addr[i] = cpu_to_be32(pbl_addr[i]);
next reply other threads:[~2009-02-11 22:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-11 22:29 Steve Wise [this message]
2009-02-11 23:00 ` [PATCH 2.6.30] RDMA/cxgb3: remove modulo math from build_rdma_recv() David Miller
2009-02-13 5:43 ` Roland Dreier
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