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

   1 From d640266a4307a4c857b27c90d56c9161dd615bcb Mon Sep 17 00:00:00 2001
   2 From: Camelia Groza <camelia.groza@nxp.com>
   3 Date: Mon, 22 Jul 2019 14:50:10 +0300
   4 Subject: [PATCH] dpaa_eth: ERR010022: align skb_shinfo
   5
   6 Cache-line align the new skb's shared info field.
   7
   8 Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
   9 ---
  10  drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 +-
  11  1 file changed, 1 insertion(+), 1 deletion(-)
  12
  13 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
  14 +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
  15 @@ -2171,7 +2171,7 @@ static struct sk_buff *dpaa_errata_a0100
  16          * aligned to 256.
  17          */
  18         headroom = DPAA_A010022_HEADROOM;
  19 -       nsize = headroom + skb->len +
  20 +       nsize = ALIGN(headroom + skb->len, SMP_CACHE_BYTES) +
  21                 SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
  22
  23         /* Reserve enough memory to accommodate Jumbo frames */