net: allow ndo_select_queue to pass netdev

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

View File

@ -423,7 +423,7 @@ tx_finish:
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);

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@ -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;
}

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@ -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

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@ -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

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@ -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);

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@ -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);

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@ -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,

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@ -930,7 +930,8 @@ freeout:
}
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;

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@ -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);

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@ -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),

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@ -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;

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,

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@ -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);

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@ -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);

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@ -1656,7 +1656,8 @@ drop:
}
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 :

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);

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@ -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);

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);

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@ -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);

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@ -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

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@ -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;

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@ -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];

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@ -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);

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@ -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;

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@ -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;

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@ -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;

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@ -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);

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@ -3618,14 +3618,16 @@ get_cpus_map:
}
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;
}

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@ -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);