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net: sched: pass extack pointer to block binds and cb registration 

Pass the extact struct from a tc qdisc add to the block bind function and,
in turn, to the setup_tc ndo of binding device via the tc_block_offload
struct. Pass this back to any block callback registrations to allow
netlink logging of fails in the bind process.

Signed-off-by: John Hurley <john.hurley@netronome.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Hurley 2018-06-25 14:30:04 -07:00 committed by David S. Miller
parent 572de270f0
commit 60513bd82c
17 changed files with 43 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View File

@ -7984,7 +7984,7 @@ static int bnxt_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, bnxt_setup_tc_block_cb,
bp, bp);
bp, bp, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, bnxt_setup_tc_block_cb, bp);
return 0;

2
drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c
View File

@ -173,7 +173,7 @@ static int bnxt_vf_rep_setup_tc_block(struct net_device *dev,
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block,
bnxt_vf_rep_setup_tc_block_cb,
vf_rep, vf_rep);
vf_rep, vf_rep, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block,
bnxt_vf_rep_setup_tc_block_cb, vf_rep);

2
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View File

@ -3016,7 +3016,7 @@ static int cxgb_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, cxgb_setup_tc_block_cb,
pi, dev);
pi, dev, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, cxgb_setup_tc_block_cb, pi);
return 0;

2
drivers/net/ethernet/intel/i40e/i40e_main.c
View File

@ -7554,7 +7554,7 @@ static int i40e_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, i40e_setup_tc_block_cb,
np, np);
np, np, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, i40e_setup_tc_block_cb, np);
return 0;

2
drivers/net/ethernet/intel/i40evf/i40evf_main.c
View File

@ -2926,7 +2926,7 @@ static int i40evf_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, i40evf_setup_tc_block_cb,
adapter, adapter);
adapter, adapter, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, i40evf_setup_tc_block_cb,
adapter);

2
drivers/net/ethernet/intel/igb/igb_main.c
View File

@ -2728,7 +2728,7 @@ static int igb_setup_tc_block(struct igb_adapter *adapter,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, igb_setup_tc_block_cb,
adapter, adapter);
adapter, adapter, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, igb_setup_tc_block_cb,
adapter);

2
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
View File

@ -9325,7 +9325,7 @@ static int ixgbe_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, ixgbe_setup_tc_block_cb,
adapter, adapter);
adapter, adapter, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, ixgbe_setup_tc_block_cb,
adapter);

2
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -3371,7 +3371,7 @@ static int mlx5e_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, mlx5e_setup_tc_block_cb,
priv, priv);
priv, priv, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, mlx5e_setup_tc_block_cb,
priv);

2
drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
View File

@ -797,7 +797,7 @@ static int mlx5e_rep_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, mlx5e_rep_setup_tc_cb,
priv, priv);
priv, priv, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, mlx5e_rep_setup_tc_cb, priv);
return 0;

10
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -1503,7 +1503,8 @@ static int mlxsw_sp_setup_tc_block_cb_flower(enum tc_setup_type type,
static int
mlxsw_sp_setup_tc_block_flower_bind(struct mlxsw_sp_port *mlxsw_sp_port,
struct tcf_block *block, bool ingress)
struct tcf_block *block, bool ingress,
struct netlink_ext_ack *extack)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
struct mlxsw_sp_acl_block *acl_block;
@ -1518,7 +1519,7 @@ mlxsw_sp_setup_tc_block_flower_bind(struct mlxsw_sp_port *mlxsw_sp_port,
return -ENOMEM;
block_cb = __tcf_block_cb_register(block,
mlxsw_sp_setup_tc_block_cb_flower,
mlxsw_sp, acl_block);
mlxsw_sp, acl_block, extack);
if (IS_ERR(block_cb)) {
err = PTR_ERR(block_cb);
goto err_cb_register;
@ -1596,11 +1597,12 @@ static int mlxsw_sp_setup_tc_block(struct mlxsw_sp_port *mlxsw_sp_port,
switch (f->command) {
case TC_BLOCK_BIND:
err = tcf_block_cb_register(f->block, cb, mlxsw_sp_port,
mlxsw_sp_port);
mlxsw_sp_port, f->extack);
if (err)
return err;
err = mlxsw_sp_setup_tc_block_flower_bind(mlxsw_sp_port,
f->block, ingress);
f->block, ingress,
f->extack);
if (err) {
tcf_block_cb_unregister(f->block, cb, mlxsw_sp_port);
return err;

2
drivers/net/ethernet/netronome/nfp/bpf/main.c
View File

@ -206,7 +206,7 @@ static int nfp_bpf_setup_tc_block(struct net_device *netdev,
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block,
nfp_bpf_setup_tc_block_cb,
nn, nn);
nn, nn, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block,
nfp_bpf_setup_tc_block_cb,

2
drivers/net/ethernet/netronome/nfp/flower/offload.c
View File

@ -627,7 +627,7 @@ static int nfp_flower_setup_tc_block(struct net_device *netdev,
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block,
nfp_flower_setup_tc_block_cb,
repr, repr);
repr, repr, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block,
nfp_flower_setup_tc_block_cb,

2
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -3776,7 +3776,7 @@ static int stmmac_setup_tc_block(struct stmmac_priv *priv,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, stmmac_setup_tc_block_cb,
priv, priv);
priv, priv, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, stmmac_setup_tc_block_cb, priv);
return 0;

2
drivers/net/netdevsim/netdev.c
View File

@ -260,7 +260,7 @@ nsim_setup_tc_block(struct net_device *dev, struct tc_block_offload *f)
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, nsim_setup_tc_block_cb,
ns, ns);
ns, ns, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, nsim_setup_tc_block_cb, ns);
return 0;

11
include/net/pkt_cls.h
View File

@ -73,10 +73,11 @@ void tcf_block_cb_incref(struct tcf_block_cb *block_cb);
unsigned int tcf_block_cb_decref(struct tcf_block_cb *block_cb);
struct tcf_block_cb *__tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv);
void *cb_priv,
struct netlink_ext_ack *extack);
int tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv);
void *cb_priv, struct netlink_ext_ack *extack);
void __tcf_block_cb_unregister(struct tcf_block_cb *block_cb);
void tcf_block_cb_unregister(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident);
@ -161,7 +162,8 @@ unsigned int tcf_block_cb_decref(struct tcf_block_cb *block_cb)
static inline
struct tcf_block_cb *__tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv)
void *cb_priv,
struct netlink_ext_ack *extack)
{
return NULL;
}
@ -169,7 +171,7 @@ struct tcf_block_cb *__tcf_block_cb_register(struct tcf_block *block,
static inline
int tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv)
void *cb_priv, struct netlink_ext_ack *extack)
{
return 0;
}
@ -596,6 +598,7 @@ struct tc_block_offload {
enum tc_block_command command;
enum tcf_block_binder_type binder_type;
struct tcf_block *block;
struct netlink_ext_ack *extack;
};
struct tc_cls_common_offload {

2
net/dsa/slave.c
View File

@ -900,7 +900,7 @@ static int dsa_slave_setup_tc_block(struct net_device *dev,
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block, cb, dev, dev);
return tcf_block_cb_register(f->block, cb, dev, dev, f->extack);
case TC_BLOCK_UNBIND:
tcf_block_cb_unregister(f->block, cb, dev);
return 0;

25
net/sched/cls_api.c
View File

@ -277,18 +277,21 @@ static bool tcf_block_offload_in_use(struct tcf_block *block)
static int tcf_block_offload_cmd(struct tcf_block *block,
struct net_device *dev,
struct tcf_block_ext_info *ei,
enum tc_block_command command)
enum tc_block_command command,
struct netlink_ext_ack *extack)
{
struct tc_block_offload bo = {};
bo.command = command;
bo.binder_type = ei->binder_type;
bo.block = block;
bo.extack = extack;
return dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_BLOCK, &bo);
}
static int tcf_block_offload_bind(struct tcf_block *block, struct Qdisc *q,
struct tcf_block_ext_info *ei)
struct tcf_block_ext_info *ei,
struct netlink_ext_ack *extack)
{
struct net_device *dev = q->dev_queue->dev;
int err;
@ -299,10 +302,12 @@ static int tcf_block_offload_bind(struct tcf_block *block, struct Qdisc *q,
/* If tc offload feature is disabled and the block we try to bind
* to already has some offloaded filters, forbid to bind.
*/
if (!tc_can_offload(dev) && tcf_block_offload_in_use(block))
if (!tc_can_offload(dev) && tcf_block_offload_in_use(block)) {
NL_SET_ERR_MSG(extack, "Bind to offloaded block failed as dev has offload disabled");
return -EOPNOTSUPP;
}
err = tcf_block_offload_cmd(block, dev, ei, TC_BLOCK_BIND);
err = tcf_block_offload_cmd(block, dev, ei, TC_BLOCK_BIND, extack);
if (err == -EOPNOTSUPP)
goto no_offload_dev_inc;
return err;
@ -322,7 +327,7 @@ static void tcf_block_offload_unbind(struct tcf_block *block, struct Qdisc *q,
if (!dev->netdev_ops->ndo_setup_tc)
goto no_offload_dev_dec;
err = tcf_block_offload_cmd(block, dev, ei, TC_BLOCK_UNBIND);
err = tcf_block_offload_cmd(block, dev, ei, TC_BLOCK_UNBIND, NULL);
if (err == -EOPNOTSUPP)
goto no_offload_dev_dec;
return;
@ -612,7 +617,7 @@ int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
if (err)
goto err_chain_head_change_cb_add;
err = tcf_block_offload_bind(block, q, ei);
err = tcf_block_offload_bind(block, q, ei, extack);
if (err)
goto err_block_offload_bind;
@ -748,7 +753,8 @@ EXPORT_SYMBOL(tcf_block_cb_decref);
struct tcf_block_cb *__tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv)
void *cb_priv,
struct netlink_ext_ack *extack)
{
struct tcf_block_cb *block_cb;
@ -772,11 +778,12 @@ EXPORT_SYMBOL(__tcf_block_cb_register);
int tcf_block_cb_register(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident,
void *cb_priv)
void *cb_priv, struct netlink_ext_ack *extack)
{
struct tcf_block_cb *block_cb;
block_cb = __tcf_block_cb_register(block, cb, cb_ident, cb_priv);
block_cb = __tcf_block_cb_register(block, cb, cb_ident, cb_priv,
extack);
return IS_ERR(block_cb) ? PTR_ERR(block_cb) : 0;
}
EXPORT_SYMBOL(tcf_block_cb_register);