diff options
Diffstat (limited to 'target/linux/ramips/files-4.14/drivers/net')
| -rw-r--r-- | target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_offload.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_offload.c b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_offload.c index 3001c081f7..d0d0790ad9 100644 --- a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_offload.c +++ b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_offload.c @@ -118,6 +118,13 @@ mtk_foe_set_mac(struct mtk_foe_entry *entry, u8 *smac, u8 *dmac) entry->ipv4_hnapt.smac_lo = swab16(*((u16*) &smac[4])); } +static int +mtk_check_hashcollision(struct mtk_eth *eth, u32 hash) +{ + struct mtk_foe_entry entry = ((struct mtk_foe_entry *)eth->foe_table)[hash]; + return (entry.bfib1.state != BIND)? 0:1; +} + static void mtk_foe_write(struct mtk_eth *eth, u32 hash, struct mtk_foe_entry *entry) @@ -173,6 +180,10 @@ int mtk_flow_offload(struct mtk_eth *eth, goto write; } + if(mtk_check_hashcollision(eth, ohash)) // Two-way hash: when hash collision occurs, the hash value will be shifted to the next position. + ohash += 1; + if(mtk_check_hashcollision(eth, rhash)) + rhash += 1; mtk_foe_set_mac(&orig, dest->eth_src, dest->eth_dest); mtk_foe_set_mac(&reply, src->eth_src, src->eth_dest); |