netdev - [PATCH 04/10] bnx2x: remove unnecessary dma

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <1311075627.30287.5.camel@lb-tlvb-dmitry>
Date:	Tue, 19 Jul 2011 14:40:27 +0300
From:	"Dmitry Kravkov" <dmitry@...adcom.com>
To:	"David Miller" <davem@...emloft.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
cc:	"Eilon Greenstein" <eilong@...adcom.com>,
	"Vladislav Zolotarov" <vladz@...adcom.com>
Subject: [PATCH 04/10] bnx2x: remove unnecessary dma_sync

From: Vladislav Zolotarov <vladz@...adcom.com>


Signed-off-by: Dmitry Kravkov <dmitry@...adcom.com>
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
 drivers/net/bnx2x/bnx2x_cmn.h |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h
index 595d4cd..83d7d1b 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/bnx2x/bnx2x_cmn.h
@@ -936,16 +936,11 @@ static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp,
 static inline void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp,
 				      u16 cons, u16 prod)
 {
-	struct bnx2x *bp = fp->bp;
 	struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons];
 	struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod];
 	struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons];
 	struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod];
 
-	dma_sync_single_for_device(&bp->pdev->dev,
-				   dma_unmap_addr(cons_rx_buf, mapping),
-				   RX_COPY_THRESH, DMA_FROM_DEVICE);
-
 	dma_unmap_addr_set(prod_rx_buf, mapping,
 			   dma_unmap_addr(cons_rx_buf, mapping));
 	prod_rx_buf->skb = cons_rx_buf->skb;
-- 
1.7.2.2




--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html