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net sched: update vlan action for batched events operations

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[ Upstream commit b35475c549 ]

Add get_fill_size() routine used to calculate the action size
when building a batch of events.

Fixes: c7e2b9689 ("sched: introduce vlan action")
Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Roman Mashak
2019-08-02 15:16:46 -04:00
committed by Greg Kroah-Hartman
parent d82dc254b9
commit cb20f74135
1 changed files with 9 additions and 0 deletions
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9
net/sched/act_vlan.c
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@@ -296,6 +296,14 @@ static int tcf_vlan_search(struct net *net, struct tc_action **a, u32 index,
return tcf_idr_search(tn, a, index);
}
static size_t tcf_vlan_get_fill_size(const struct tc_action *act)
{
return nla_total_size(sizeof(struct tc_vlan))
+ nla_total_size(sizeof(u16)) /* TCA_VLAN_PUSH_VLAN_ID */
+ nla_total_size(sizeof(u16)) /* TCA_VLAN_PUSH_VLAN_PROTOCOL */
+ nla_total_size(sizeof(u8)); /* TCA_VLAN_PUSH_VLAN_PRIORITY */
}
static struct tc_action_ops act_vlan_ops = {
.kind = "vlan",
.type = TCA_ACT_VLAN,
@@ -305,6 +313,7 @@ static struct tc_action_ops act_vlan_ops = {
.init = tcf_vlan_init,
.cleanup = tcf_vlan_cleanup,
.walk = tcf_vlan_walker,
.get_fill_size = tcf_vlan_get_fill_size,
.lookup = tcf_vlan_search,
.size = sizeof(struct tcf_vlan),
};