diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0021-sdk_dpaa-ls1043a-errata-resplit-the-skb-after-copy.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0021-sdk_dpaa-ls1043a-errata-resplit-the-skb-after-copy.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0021-sdk_dpaa-ls1043a-errata-resplit-the-skb-after-copy.patch b/target/linux/layerscape/patches-5.4/701-net-0021-sdk_dpaa-ls1043a-errata-resplit-the-skb-after-copy.patch new file mode 100644 index 0000000000..a9512cc808 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0021-sdk_dpaa-ls1043a-errata-resplit-the-skb-after-copy.patch @@ -0,0 +1,31 @@ +From 3532c45dc451d2bb7d88a33a554a86422828c9aa Mon Sep 17 00:00:00 2001 +From: Camelia Groza <camelia.groza@nxp.com> +Date: Thu, 13 Jul 2017 17:26:02 +0300 +Subject: [PATCH] sdk_dpaa: ls1043a errata: resplit the skb after copy + +Signed-off-by: Camelia Groza <camelia.groza@nxp.com> +--- + drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c | 5 +++++ + 1 file changed, 5 insertions(+) + +--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c ++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c +@@ -1016,6 +1016,7 @@ int __hot dpa_tx_extended(struct sk_buff + #endif /* CONFIG_FSL_DPAA_TS */ + + #ifndef CONFIG_PPC ++resplit_4k: + if (unlikely(dpaa_errata_a010022)) { + skb = split_skb_at_4k_boundaries(skb); + if (!skb) +@@ -1062,6 +1063,10 @@ int __hot dpa_tx_extended(struct sk_buff + struct sk_buff *nskb = skb_copy(skb, GFP_ATOMIC); + kfree_skb(skb); + skb = nskb; ++#ifndef CONFIG_PPC ++ if (unlikely(dpaa_errata_a010022)) ++ goto resplit_4k; ++#endif + /* skb_copy() has now linearized the skbuff. */ + } else if (unlikely(nonlinear)) { + /* We are here because the egress skb contains |