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-rw-r--r--net/sched/cls_api.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index cdc3c87c53e6..8c9fb4b827a1 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -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);