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net: allow ndo_select_queue to pass netdev

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This patch makes it so that instead of passing a void pointer as the
accel_priv we instead pass a net_device pointer as sb_dev. Making this
change allows us to pass the subordinate device through to the fallback
function eventually so that we can keep the actual code in the
ndo_select_queue call as focused on possible on the exception cases.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Alexander Duyck 2018-07-09 12:19:59 -04:00 committed by Jeff Kirsher
parent a4ea8a3dac
commit 4f49dec907
29 changed files with 66 additions and 42 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/infiniband/hw/hfi1/vnic_main.c
View file

@ -423,7 +423,7 @@ static netdev_tx_t hfi1_netdev_start_xmit(struct sk_buff *skb,
static u16 hfi1_vnic_select_queue(struct net_device *netdev,
struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct hfi1_vnic_vport_info *vinfo = opa_vnic_dev_priv(netdev);

4
drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c
View file

@ -95,7 +95,7 @@ static netdev_tx_t opa_netdev_start_xmit(struct sk_buff *skb,
}
static u16 opa_vnic_select_queue(struct net_device *netdev, struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct opa_vnic_adapter *adapter = opa_vnic_priv(netdev);
@ -107,7 +107,7 @@ static u16 opa_vnic_select_queue(struct net_device *netdev, struct sk_buff *skb,
mdata->entropy = opa_vnic_calc_entropy(skb);
mdata->vl = opa_vnic_get_vl(adapter, skb);
rc = adapter->rn_ops->ndo_select_queue(netdev, skb,
accel_priv, fallback);
sb_dev, fallback);
skb_pull(skb, sizeof(*mdata));
return rc;
}

3
drivers/net/bonding/bond_main.c
View file

@ -4094,7 +4094,8 @@ static inline int bond_slave_override(struct bonding *bond,
static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
/* This helper function exists to help dev_pick_tx get the correct
* destination queue. Using a helper function skips a call to

3
drivers/net/ethernet/amazon/ena/ena_netdev.c
View file

@ -2213,7 +2213,8 @@ static void ena_netpoll(struct net_device *netdev)
#endif /* CONFIG_NET_POLL_CONTROLLER */
static u16 ena_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
u16 qid;
/* we suspect that this is good for in--kernel network services that

2
drivers/net/ethernet/broadcom/bcmsysport.c
View file

@ -2107,7 +2107,7 @@ static const struct ethtool_ops bcm_sysport_ethtool_ops = {
};
static u16 bcm_sysport_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct bcm_sysport_priv *priv = netdev_priv(dev);

3
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
View file

@ -1910,7 +1910,8 @@ void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw)
}
u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct bnx2x *bp = netdev_priv(dev);

3
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
View file

@ -497,7 +497,8 @@ int bnx2x_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos,
/* select_queue callback */
u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback);
struct net_device *sb_dev,
select_queue_fallback_t fallback);
static inline void bnx2x_update_rx_prod(struct bnx2x *bp,
struct bnx2x_fastpath *fp,

3
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View file

@ -930,7 +930,8 @@ static int setup_sge_queues(struct adapter *adap)
}
static u16 cxgb_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
int txq;

3
drivers/net/ethernet/hisilicon/hns/hns_enet.c
View file

@ -2022,7 +2022,8 @@ static void hns_nic_get_stats64(struct net_device *ndev,
static u16
hns_nic_select_queue(struct net_device *ndev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct ethhdr *eth_hdr = (struct ethhdr *)skb->data;
struct hns_nic_priv *priv = netdev_priv(ndev);

7
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
View file

@ -8210,15 +8210,16 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
#ifdef IXGBE_FCOE
static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct ixgbe_adapter *adapter;
struct ixgbe_ring_feature *f;
int txq;
if (accel_priv) {
if (sb_dev) {
u8 tc = netdev_get_prio_tc_map(dev, skb->priority);
struct net_device *vdev = accel_priv;
struct net_device *vdev = sb_dev;
txq = vdev->tc_to_txq[tc].offset;
txq += reciprocal_scale(skb_get_hash(skb),

3
drivers/net/ethernet/mellanox/mlx4/en_tx.c
View file

@ -688,7 +688,8 @@ static void build_inline_wqe(struct mlx4_en_tx_desc *tx_desc,
}
u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
u16 rings_p_up = priv->num_tx_rings_p_up;

3
drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
View file

@ -699,7 +699,8 @@ void mlx4_en_arm_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq);
void mlx4_en_tx_irq(struct mlx4_cq *mcq);
u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback);
struct net_device *sb_dev,
select_queue_fallback_t fallback);
netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev);
netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_ring *rx_ring,
struct mlx4_en_rx_alloc *frame,

3
drivers/net/ethernet/mellanox/mlx5/core/en.h
View file

@ -865,7 +865,8 @@ struct mlx5e_profile {
void mlx5e_build_ptys2ethtool_map(void);
u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback);
struct net_device *sb_dev,
select_queue_fallback_t fallback);
netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev);
netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5e_tx_wqe *wqe, u16 pi);

3
drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
View file

@ -111,7 +111,8 @@ static inline int mlx5e_get_dscp_up(struct mlx5e_priv *priv, struct sk_buff *skb
#endif
u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct mlx5e_priv *priv = netdev_priv(dev);
int channel_ix = fallback(dev, skb);

3
drivers/net/ethernet/renesas/ravb_main.c
View file

@ -1656,7 +1656,8 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev)
}
static u16 ravb_select_queue(struct net_device *ndev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
/* If skb needs TX timestamp, it is handled in network control queue */
return (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) ? RAVB_NC :

3
drivers/net/ethernet/sun/ldmvsw.c
View file

@ -101,7 +101,8 @@ static struct vnet_port *vsw_tx_port_find(struct sk_buff *skb,
}
static u16 vsw_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct vnet_port *port = netdev_priv(dev);

3
drivers/net/ethernet/sun/sunvnet.c
View file

@ -234,7 +234,8 @@ static struct vnet_port *vnet_tx_port_find(struct sk_buff *skb,
}
static u16 vnet_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct vnet *vp = netdev_priv(dev);
struct vnet_port *port = __tx_port_find(vp, skb);

4
drivers/net/hyperv/netvsc_drv.c
View file

@ -329,7 +329,7 @@ static u16 netvsc_pick_tx(struct net_device *ndev, struct sk_buff *skb)
}
static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct net_device_context *ndc = netdev_priv(ndev);
@ -343,7 +343,7 @@ static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb,
if (vf_ops->ndo_select_queue)
txq = vf_ops->ndo_select_queue(vf_netdev, skb,
accel_priv, fallback);
sb_dev, fallback);
else
txq = fallback(vf_netdev, skb);

5
drivers/net/net_failover.c
View file

@ -115,7 +115,8 @@ static netdev_tx_t net_failover_start_xmit(struct sk_buff *skb,
}
static u16 net_failover_select_queue(struct net_device *dev,
struct sk_buff *skb, void *accel_priv,
struct sk_buff *skb,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct net_failover_info *nfo_info = netdev_priv(dev);
@ -128,7 +129,7 @@ static u16 net_failover_select_queue(struct net_device *dev,
if (ops->ndo_select_queue)
txq = ops->ndo_select_queue(primary_dev, skb,
accel_priv, fallback);
sb_dev, fallback);
else
txq = fallback(primary_dev, skb);

3
drivers/net/team/team.c
View file

@ -1707,7 +1707,8 @@ static netdev_tx_t team_xmit(struct sk_buff *skb, struct net_device *dev)
}
static u16 team_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
/*
* This helper function exists to help dev_pick_tx get the correct

3
drivers/net/tun.c
View file

@ -607,7 +607,8 @@ static u16 tun_ebpf_select_queue(struct tun_struct *tun, struct sk_buff *skb)
}
static u16 tun_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct tun_struct *tun = netdev_priv(dev);
u16 ret;

3
drivers/net/wireless/marvell/mwifiex/main.c
View file

@ -1279,7 +1279,8 @@ static struct net_device_stats *mwifiex_get_stats(struct net_device *dev)
static u16
mwifiex_netdev_select_wmm_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
skb->priority = cfg80211_classify8021d(skb, NULL);
return mwifiex_1d_to_wmm_queue[skb->priority];

2
drivers/net/xen-netback/interface.c
View file

@ -148,7 +148,7 @@ void xenvif_wake_queue(struct xenvif_queue *queue)
}
static u16 xenvif_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct xenvif *vif = netdev_priv(dev);

3
drivers/net/xen-netfront.c
View file

@ -545,7 +545,8 @@ static int xennet_count_skb_slots(struct sk_buff *skb)
}
static u16 xennet_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
unsigned int num_queues = dev->real_num_tx_queues;
u32 hash;

3
drivers/staging/rtl8188eu/os_dep/os_intfs.c
View file

@ -253,7 +253,8 @@ static unsigned int rtw_classify8021d(struct sk_buff *skb)
}
static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct adapter *padapter = rtw_netdev_priv(dev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

7
drivers/staging/rtl8723bs/os_dep/os_intfs.c
View file

@ -403,10 +403,9 @@ static unsigned int rtw_classify8021d(struct sk_buff *skb)
}
static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb
, void *accel_priv
, select_queue_fallback_t fallback
)
static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct adapter *padapter = rtw_netdev_priv(dev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

11
include/linux/netdevice.h
View file

@ -957,7 +957,8 @@ struct dev_ifalias {
* those the driver believes to be appropriate.
*
* u16 (*ndo_select_queue)(struct net_device *dev, struct sk_buff *skb,
* void *accel_priv, select_queue_fallback_t fallback);
* struct net_device *sb_dev,
* select_queue_fallback_t fallback);
* Called to decide which queue to use when device supports multiple
* transmit queues.
*
@ -1229,7 +1230,7 @@ struct net_device_ops {
netdev_features_t features);
u16 (*ndo_select_queue)(struct net_device *dev,
struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback);
void (*ndo_change_rx_flags)(struct net_device *dev,
int flags);
@ -2568,9 +2569,11 @@ void dev_close_many(struct list_head *head, bool unlink);
void dev_disable_lro(struct net_device *dev);
int dev_loopback_xmit(struct net *net, struct sock *sk, struct sk_buff *newskb);
u16 dev_pick_tx_zero(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback);
struct net_device *sb_dev,
select_queue_fallback_t fallback);
u16 dev_pick_tx_cpu_id(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback);
struct net_device *sb_dev,
select_queue_fallback_t fallback);
int dev_queue_xmit(struct sk_buff *skb);
int dev_queue_xmit_accel(struct sk_buff *skb, struct net_device *sb_dev);
int dev_direct_xmit(struct sk_buff *skb, u16 queue_id);

6
net/core/dev.c
View file

@ -3618,14 +3618,16 @@ static int get_xps_queue(struct net_device *dev, struct net_device *sb_dev,
}
u16 dev_pick_tx_zero(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
return 0;
}
EXPORT_SYMBOL(dev_pick_tx_zero);
u16 dev_pick_tx_cpu_id(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback)
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
return (u16)raw_smp_processor_id() % dev->real_num_tx_queues;
}

4
net/mac80211/iface.c
View file

@ -1130,7 +1130,7 @@ static void ieee80211_uninit(struct net_device *dev)
static u16 ieee80211_netdev_select_queue(struct net_device *dev,
struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
@ -1176,7 +1176,7 @@ static const struct net_device_ops ieee80211_dataif_ops = {
static u16 ieee80211_monitor_select_queue(struct net_device *dev,
struct sk_buff *skb,
void *accel_priv,
struct net_device *sb_dev,
select_queue_fallback_t fallback)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);