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authorJens Axboe <jens.axboe@oracle.com>2010-03-19 08:05:10 +0100
committerJens Axboe <jens.axboe@oracle.com>2010-03-19 08:05:10 +0100
commitb4b7a4ef097f288f724420b473dbf92a89c0ab7e (patch)
tree23ad8101e3e77c32a8d1e1b95a9c1cd7f7a475b7 /drivers/net/gianfar.c
parentcfq-iosched: fix a kbuild regression (diff)
parentMerge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/... (diff)
downloadlinux-b4b7a4ef097f288f724420b473dbf92a89c0ab7e.tar.xz
linux-b4b7a4ef097f288f724420b473dbf92a89c0ab7e.zip
Merge branch 'master' into for-linus
Conflicts: block/Kconfig Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r--drivers/net/gianfar.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 61a7b4351e78..b6715553cf17 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2021,7 +2021,6 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
/* setup the TxBD length and buffer pointer for the first BD */
- tx_queue->tx_skbuff[tx_queue->skb_curtx] = skb;
txbdp_start->bufPtr = dma_map_single(&priv->ofdev->dev, skb->data,
skb_headlen(skb), DMA_TO_DEVICE);
@@ -2053,6 +2052,10 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
txbdp_start->lstatus = lstatus;
+ eieio(); /* force lstatus write before tx_skbuff */
+
+ tx_queue->tx_skbuff[tx_queue->skb_curtx] = skb;
+
/* Update the current skb pointer to the next entry we will use
* (wrapping if necessary) */
tx_queue->skb_curtx = (tx_queue->skb_curtx + 1) &