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net: dsa: pass extack to dsa_switch_ops :: port_policer_add()

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Drivers might have error messages to propagate to user space. Propagate
the netlink extack so that they can inform user space in a verbal way of
their limitations.

Make the according transformations to the two users (sja1105 and felix).

Signed-off-by: David Yang <mmyangfl@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20260430114529.3536911-2-mmyangfl@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
David Yang 2026-04-30 19:45:24 +08:00 committed by Jakub Kicinski
parent c8300af614
commit 09e4d1298b
4 changed files with 7 additions and 4 deletions
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3
drivers/net/dsa/ocelot/felix.c
View File

@ -2001,7 +2001,8 @@ static int felix_cls_flower_stats(struct dsa_switch *ds, int port,
}
static int felix_port_policer_add(struct dsa_switch *ds, int port,
const struct flow_action_police *policer)
const struct flow_action_police *policer,
struct netlink_ext_ack *extack)
{
struct ocelot *ocelot = ds->priv;
struct ocelot_policer pol = {

3
drivers/net/dsa/sja1105/sja1105_main.c
View File

@ -2847,7 +2847,8 @@ static void sja1105_mirror_del(struct dsa_switch *ds, int port,
}
static int sja1105_port_policer_add(struct dsa_switch *ds, int port,
const struct flow_action_police *policer)
const struct flow_action_police *policer,
struct netlink_ext_ack *extack)
{
struct sja1105_l2_policing_entry *policing;
struct sja1105_private *priv = ds->priv;

3
include/net/dsa.h
View File

@ -1122,7 +1122,8 @@ struct dsa_switch_ops {
void (*port_mirror_del)(struct dsa_switch *ds, int port,
struct dsa_mall_mirror_tc_entry *mirror);
int (*port_policer_add)(struct dsa_switch *ds, int port,
const struct flow_action_police *policer);
const struct flow_action_police *policer,
struct netlink_ext_ack *extack);
void (*port_policer_del)(struct dsa_switch *ds, int port);
int (*port_setup_tc)(struct dsa_switch *ds, int port,
enum tc_setup_type type, void *type_data);

2
net/dsa/user.c
View File

@ -1499,7 +1499,7 @@ dsa_user_add_cls_matchall_police(struct net_device *dev,
policer = &mall_tc_entry->policer;
*policer = act->police;
err = ds->ops->port_policer_add(ds, dp->index, policer);
err = ds->ops->port_policer_add(ds, dp->index, policer, extack);
if (err) {
kfree(mall_tc_entry);
return err;