mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 19:54:40 +07:00
77feb4eed7
The tc_act header file contains an inline function that checks if an action is changing the skb mark of a packet and a further function to extract the mark. Add similar functions to check for and get skbedit actions that modify the packet type of the skb. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
85 lines
1.6 KiB
C
85 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (c) 2008, Intel Corporation.
|
|
*
|
|
* Author: Alexander Duyck <alexander.h.duyck@intel.com>
|
|
*/
|
|
|
|
#ifndef __NET_TC_SKBEDIT_H
|
|
#define __NET_TC_SKBEDIT_H
|
|
|
|
#include <net/act_api.h>
|
|
#include <linux/tc_act/tc_skbedit.h>
|
|
|
|
struct tcf_skbedit_params {
|
|
u32 flags;
|
|
u32 priority;
|
|
u32 mark;
|
|
u32 mask;
|
|
u16 queue_mapping;
|
|
u16 ptype;
|
|
struct rcu_head rcu;
|
|
};
|
|
|
|
struct tcf_skbedit {
|
|
struct tc_action common;
|
|
struct tcf_skbedit_params __rcu *params;
|
|
};
|
|
#define to_skbedit(a) ((struct tcf_skbedit *)a)
|
|
|
|
/* Return true iff action is mark */
|
|
static inline bool is_tcf_skbedit_mark(const struct tc_action *a)
|
|
{
|
|
#ifdef CONFIG_NET_CLS_ACT
|
|
u32 flags;
|
|
|
|
if (a->ops && a->ops->id == TCA_ID_SKBEDIT) {
|
|
rcu_read_lock();
|
|
flags = rcu_dereference(to_skbedit(a)->params)->flags;
|
|
rcu_read_unlock();
|
|
return flags == SKBEDIT_F_MARK;
|
|
}
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
static inline u32 tcf_skbedit_mark(const struct tc_action *a)
|
|
{
|
|
u32 mark;
|
|
|
|
rcu_read_lock();
|
|
mark = rcu_dereference(to_skbedit(a)->params)->mark;
|
|
rcu_read_unlock();
|
|
|
|
return mark;
|
|
}
|
|
|
|
/* Return true iff action is ptype */
|
|
static inline bool is_tcf_skbedit_ptype(const struct tc_action *a)
|
|
{
|
|
#ifdef CONFIG_NET_CLS_ACT
|
|
u32 flags;
|
|
|
|
if (a->ops && a->ops->id == TCA_ID_SKBEDIT) {
|
|
rcu_read_lock();
|
|
flags = rcu_dereference(to_skbedit(a)->params)->flags;
|
|
rcu_read_unlock();
|
|
return flags == SKBEDIT_F_PTYPE;
|
|
}
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
static inline u32 tcf_skbedit_ptype(const struct tc_action *a)
|
|
{
|
|
u16 ptype;
|
|
|
|
rcu_read_lock();
|
|
ptype = rcu_dereference(to_skbedit(a)->params)->ptype;
|
|
rcu_read_unlock();
|
|
|
|
return ptype;
|
|
}
|
|
|
|
#endif /* __NET_TC_SKBEDIT_H */
|