* [PATCH v2] bgmac: fix unaligned accesses to network headers
@ 2013-02-16 21:10 Hauke Mehrtens
2013-02-18 17:45 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Hauke Mehrtens @ 2013-02-16 21:10 UTC (permalink / raw)
To: davem; +Cc: zajec5, netdev, stephen, Hauke Mehrtens
Without this patch I get many unaligned access warnings per packet,
this patches fixes them all. This should improve performance on some
systems like mips.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/net/ethernet/broadcom/bgmac.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index d341090..3fd3288 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -301,7 +301,7 @@ static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring,
bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n",
ring->start);
} else {
- new_skb = netdev_alloc_skb(bgmac->net_dev, len);
+ new_skb = netdev_alloc_skb_ip_align(bgmac->net_dev, len);
if (new_skb) {
skb_put(new_skb, len);
skb_copy_from_linear_data_offset(skb, BGMAC_RX_FRAME_OFFSET,
--
1.7.10.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] bgmac: fix unaligned accesses to network headers
2013-02-16 21:10 [PATCH v2] bgmac: fix unaligned accesses to network headers Hauke Mehrtens
@ 2013-02-18 17:45 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2013-02-18 17:45 UTC (permalink / raw)
To: hauke; +Cc: zajec5, netdev, stephen
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 16 Feb 2013 22:10:38 +0100
> Without this patch I get many unaligned access warnings per packet,
> this patches fixes them all. This should improve performance on some
> systems like mips.
>
> Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Applied.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2013-02-16 21:10 [PATCH v2] bgmac: fix unaligned accesses to network headers Hauke Mehrtens
2013-02-18 17:45 ` David Miller
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