openwrt/target/linux/layerscape/patches-5.4/701-net-0117-dpaa_eth-ERR010022-align-skb_shinfo.patch

24 lines
851 B
Diff
Raw Normal View History

From d640266a4307a4c857b27c90d56c9161dd615bcb Mon Sep 17 00:00:00 2001
From: Camelia Groza <camelia.groza@nxp.com>
Date: Mon, 22 Jul 2019 14:50:10 +0300
Subject: [PATCH] dpaa_eth: ERR010022: align skb_shinfo
Cache-line align the new skb's shared info field.
Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
---
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -2171,7 +2171,7 @@ static struct sk_buff *dpaa_errata_a0100
* aligned to 256.
*/
headroom = DPAA_A010022_HEADROOM;
- nsize = headroom + skb->len +
+ nsize = ALIGN(headroom + skb->len, SMP_CACHE_BYTES) +
SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
/* Reserve enough memory to accommodate Jumbo frames */