cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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tc_csum.h (798B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef __NET_TC_CSUM_H
      3#define __NET_TC_CSUM_H
      4
      5#include <linux/types.h>
      6#include <net/act_api.h>
      7#include <linux/tc_act/tc_csum.h>
      8
      9struct tcf_csum_params {
     10	u32 update_flags;
     11	struct rcu_head rcu;
     12};
     13
     14struct tcf_csum {
     15	struct tc_action common;
     16
     17	struct tcf_csum_params __rcu *params;
     18};
     19#define to_tcf_csum(a) ((struct tcf_csum *)a)
     20
     21static inline bool is_tcf_csum(const struct tc_action *a)
     22{
     23#ifdef CONFIG_NET_CLS_ACT
     24	if (a->ops && a->ops->id == TCA_ID_CSUM)
     25		return true;
     26#endif
     27	return false;
     28}
     29
     30static inline u32 tcf_csum_update_flags(const struct tc_action *a)
     31{
     32	u32 update_flags;
     33
     34	rcu_read_lock();
     35	update_flags = rcu_dereference(to_tcf_csum(a)->params)->update_flags;
     36	rcu_read_unlock();
     37
     38	return update_flags;
     39}
     40
     41#endif /* __NET_TC_CSUM_H */