lkml.org 
[lkml]   [2016]   [Nov]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v4 net-next 1/7] net: mvneta: Optimize rx path for small frame
Date
For small frame reuse the phys_addr variable instead of accessing the
uncacheable value in the rx descriptor.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
---
drivers/net/ethernet/marvell/mvneta.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 87274d4ab102..1b84f746d748 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1918,7 +1918,7 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,
goto err_drop_frame;

dma_sync_single_range_for_cpu(dev->dev.parent,
- rx_desc->buf_phys_addr,
+ phys_addr,
MVNETA_MH_SIZE + NET_SKB_PAD,
rx_bytes,
DMA_FROM_DEVICE);
--
git-series 0.8.10
\
 
 \ /
  Last update: 2016-11-29 15:56    [W:0.113 / U:0.080 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site