diff options
Diffstat (limited to 'drivers/net/ethernet/microsoft/mana/mana_bpf.c')
| -rw-r--r-- | drivers/net/ethernet/microsoft/mana/mana_bpf.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/net/ethernet/microsoft/mana/mana_bpf.c b/drivers/net/ethernet/microsoft/mana/mana_bpf.c index 3caea631229c..23b1521c0df9 100644 --- a/drivers/net/ethernet/microsoft/mana/mana_bpf.c +++ b/drivers/net/ethernet/microsoft/mana/mana_bpf.c @@ -133,12 +133,6 @@ out: return act; } -static unsigned int mana_xdp_fraglen(unsigned int len) -{ - return SKB_DATA_ALIGN(len) + - SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); -} - struct bpf_prog *mana_xdp_get(struct mana_port_context *apc) { ASSERT_RTNL(); @@ -179,17 +173,18 @@ static int mana_xdp_set(struct net_device *ndev, struct bpf_prog *prog, { struct mana_port_context *apc = netdev_priv(ndev); struct bpf_prog *old_prog; - int buf_max; + struct gdma_context *gc; + + gc = apc->ac->gdma_dev->gdma_context; old_prog = mana_xdp_get(apc); if (!old_prog && !prog) return 0; - buf_max = XDP_PACKET_HEADROOM + mana_xdp_fraglen(ndev->mtu + ETH_HLEN); - if (prog && buf_max > PAGE_SIZE) { - netdev_err(ndev, "XDP: mtu:%u too large, buf_max:%u\n", - ndev->mtu, buf_max); + if (prog && ndev->mtu > MANA_XDP_MTU_MAX) { + netdev_err(ndev, "XDP: mtu:%u too large, mtu_max:%lu\n", + ndev->mtu, MANA_XDP_MTU_MAX); NL_SET_ERR_MSG_MOD(extack, "XDP: mtu too large"); return -EOPNOTSUPP; @@ -206,6 +201,11 @@ static int mana_xdp_set(struct net_device *ndev, struct bpf_prog *prog, if (apc->port_is_up) mana_chn_setxdp(apc, prog); + if (prog) + ndev->max_mtu = MANA_XDP_MTU_MAX; + else + ndev->max_mtu = gc->adapter_mtu - ETH_HLEN; + return 0; } |