From: Björn Töpel <[email protected]> With the previous patch, we no longer need the XDP_QUERY_PROG operation, so remove the handling of that from all drivers.
Signed-off-by: Björn Töpel <[email protected]> Signed-off-by: Toke Høiland-Jørgensen <[email protected]> --- drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 4 --- drivers/net/ethernet/cavium/thunder/nicvf_main.c | 3 --- drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 3 --- drivers/net/ethernet/intel/i40e/i40e_main.c | 3 --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 4 --- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 4 --- drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 24 -------------------- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 18 --------------- .../net/ethernet/netronome/nfp/nfp_net_common.c | 2 -- drivers/net/ethernet/qlogic/qede/qede_filter.c | 3 --- drivers/net/netdevsim/bpf.c | 2 -- drivers/net/netdevsim/netdevsim.h | 2 +- drivers/net/tun.c | 15 ------------- drivers/net/veth.c | 15 ------------- drivers/net/virtio_net.c | 17 -------------- include/linux/netdevice.h | 3 +-- 16 files changed, 2 insertions(+), 120 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c index 0184ef6f05a7..8b1e77522e18 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c @@ -217,10 +217,6 @@ int bnxt_xdp(struct net_device *dev, struct netdev_bpf *xdp) case XDP_SETUP_PROG: rc = bnxt_xdp_set(bp, xdp->prog); break; - case XDP_QUERY_PROG: - xdp->prog_id = bp->xdp_prog ? bp->xdp_prog->aux->id : 0; - rc = 0; - break; default: rc = -EINVAL; break; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index aa2be4807191..dfe38f64ca12 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -1892,9 +1892,6 @@ static int nicvf_xdp(struct net_device *netdev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return nicvf_xdp_setup(nic, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = nic->xdp_prog ? nic->xdp_prog->aux->id : 0; - return 0; default: return -EINVAL; } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 2055c97dc22b..4f96a36f64f9 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -1763,9 +1763,6 @@ static int dpaa2_eth_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return setup_xdp(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = priv->xdp_prog ? priv->xdp_prog->aux->id : 0; - break; default: return -EINVAL; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index da62218eb70a..7cd0ccb9ec87 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -12146,9 +12146,6 @@ static int i40e_xdp(struct net_device *dev, switch (xdp->command) { case XDP_SETUP_PROG: return i40e_xdp_setup(vsi, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = vsi->xdp_prog ? vsi->xdp_prog->aux->id : 0; - return 0; case XDP_SETUP_XSK_UMEM: return i40e_xsk_umem_setup(vsi, xdp->xsk.umem, xdp->xsk.queue_id); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 60cec3540dd7..fa03dfefd098 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -10289,10 +10289,6 @@ static int ixgbe_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return ixgbe_xdp_setup(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = adapter->xdp_prog ? - adapter->xdp_prog->aux->id : 0; - return 0; case XDP_SETUP_XSK_UMEM: return ixgbe_xsk_umem_setup(adapter, xdp->xsk.umem, xdp->xsk.queue_id); diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 49e23afa05a2..75fcc148ed97 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4484,10 +4484,6 @@ static int ixgbevf_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return ixgbevf_xdp_setup(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = adapter->xdp_prog ? - adapter->xdp_prog->aux->id : 0; - return 0; default: return -EINVAL; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index c1438ae52a11..8850fc35510a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2883,35 +2883,11 @@ static int mlx4_xdp_set(struct net_device *dev, struct bpf_prog *prog) return err; } -static u32 mlx4_xdp_query(struct net_device *dev) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_dev *mdev = priv->mdev; - const struct bpf_prog *xdp_prog; - u32 prog_id = 0; - - if (!priv->tx_ring_num[TX_XDP]) - return prog_id; - - mutex_lock(&mdev->state_lock); - xdp_prog = rcu_dereference_protected( - priv->rx_ring[0]->xdp_prog, - lockdep_is_held(&mdev->state_lock)); - if (xdp_prog) - prog_id = xdp_prog->aux->id; - mutex_unlock(&mdev->state_lock); - - return prog_id; -} - static int mlx4_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return mlx4_xdp_set(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = mlx4_xdp_query(dev); - return 0; default: return -EINVAL; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index e08a1eb04e22..67fb1738fd84 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4293,29 +4293,11 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) return err; } -static u32 mlx5e_xdp_query(struct net_device *dev) -{ - struct mlx5e_priv *priv = netdev_priv(dev); - const struct bpf_prog *xdp_prog; - u32 prog_id = 0; - - mutex_lock(&priv->state_lock); - xdp_prog = priv->channels.params.xdp_prog; - if (xdp_prog) - prog_id = xdp_prog->aux->id; - mutex_unlock(&priv->state_lock); - - return prog_id; -} - static int mlx5e_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return mlx5e_xdp_set(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = mlx5e_xdp_query(dev); - return 0; default: return -EINVAL; } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 961cd5e7bf2b..2101328e6446 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3478,8 +3478,6 @@ static int nfp_net_xdp(struct net_device *netdev, struct netdev_bpf *xdp) return nfp_net_xdp_setup_drv(nn, xdp); case XDP_SETUP_PROG_HW: return nfp_net_xdp_setup_hw(nn, xdp); - case XDP_QUERY_PROG: - return xdp_attachment_query(&nn->xdp, xdp); case XDP_QUERY_PROG_HW: return xdp_attachment_query(&nn->xdp_hw, xdp); default: diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index add922b93d2c..69f4e7d37d01 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -1118,9 +1118,6 @@ int qede_xdp(struct net_device *dev, struct netdev_bpf *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return qede_xdp_set(edev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_id = edev->xdp_prog ? edev->xdp_prog->aux->id : 0; - return 0; default: return -EINVAL; } diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c index f92c43453ec6..a6cc8954783d 100644 --- a/drivers/net/netdevsim/bpf.c +++ b/drivers/net/netdevsim/bpf.c @@ -547,8 +547,6 @@ int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf) ASSERT_RTNL(); switch (bpf->command) { - case XDP_QUERY_PROG: - return xdp_attachment_query(&ns->xdp, bpf); case XDP_QUERY_PROG_HW: return xdp_attachment_query(&ns->xdp_hw, bpf); case XDP_SETUP_PROG: diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index 384c254fafc5..c169477d1f5d 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -122,7 +122,7 @@ static inline void nsim_bpf_uninit(struct netdevsim *ns) static inline int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf) { - return bpf->command == XDP_QUERY_PROG ? 0 : -EOPNOTSUPP; + return -EOPNOTSUPP; } static inline int nsim_bpf_disable_tc(struct netdevsim *ns) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 24d0220b9ba0..c81610802354 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1229,26 +1229,11 @@ static int tun_xdp_set(struct net_device *dev, struct bpf_prog *prog, return 0; } -static u32 tun_xdp_query(struct net_device *dev) -{ - struct tun_struct *tun = netdev_priv(dev); - const struct bpf_prog *xdp_prog; - - xdp_prog = rtnl_dereference(tun->xdp_prog); - if (xdp_prog) - return xdp_prog->aux->id; - - return 0; -} - static int tun_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return tun_xdp_set(dev, xdp->prog, xdp->extack); - case XDP_QUERY_PROG: - xdp->prog_id = tun_xdp_query(dev); - return 0; default: return -EINVAL; } diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 569e87a51a33..33ccadbea577 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -1108,26 +1108,11 @@ static int veth_xdp_set(struct net_device *dev, struct bpf_prog *prog, return err; } -static u32 veth_xdp_query(struct net_device *dev) -{ - struct veth_priv *priv = netdev_priv(dev); - const struct bpf_prog *xdp_prog; - - xdp_prog = priv->_xdp_prog; - if (xdp_prog) - return xdp_prog->aux->id; - - return 0; -} - static int veth_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return veth_xdp_set(dev, xdp->prog, xdp->extack); - case XDP_QUERY_PROG: - xdp->prog_id = veth_xdp_query(dev); - return 0; default: return -EINVAL; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index ba246fc475ae..2009a23d57d7 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2525,28 +2525,11 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog, return err; } -static u32 virtnet_xdp_query(struct net_device *dev) -{ - struct virtnet_info *vi = netdev_priv(dev); - const struct bpf_prog *xdp_prog; - int i; - - for (i = 0; i < vi->max_queue_pairs; i++) { - xdp_prog = rtnl_dereference(vi->rq[i].xdp_prog); - if (xdp_prog) - return xdp_prog->aux->id; - } - return 0; -} - static int virtnet_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return virtnet_xdp_set(dev, xdp->prog, xdp->extack); - case XDP_QUERY_PROG: - xdp->prog_id = virtnet_xdp_query(dev); - return 0; default: return -EINVAL; } diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 68d4bbc44c63..db978850bf70 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -864,7 +864,6 @@ enum bpf_netdev_command { */ XDP_SETUP_PROG, XDP_SETUP_PROG_HW, - XDP_QUERY_PROG, XDP_QUERY_PROG_HW, /* BPF program for offload callbacks, invoked at program load time. */ BPF_OFFLOAD_MAP_ALLOC, @@ -885,7 +884,7 @@ struct netdev_bpf { struct bpf_prog *prog; struct netlink_ext_ack *extack; }; - /* XDP_QUERY_PROG, XDP_QUERY_PROG_HW */ + /* XDP_QUERY_PROG_HW */ struct { u32 prog_id; /* flags with which program was installed */
