mirror of https://gitee.com/openkylin/linux.git
84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __NET_GEN_STATS_H
|
|
#define __NET_GEN_STATS_H
|
|
|
|
#include <linux/gen_stats.h>
|
|
#include <linux/socket.h>
|
|
#include <linux/rtnetlink.h>
|
|
#include <linux/pkt_sched.h>
|
|
|
|
/* Note: this used to be in include/uapi/linux/gen_stats.h */
|
|
struct gnet_stats_basic_packed {
|
|
__u64 bytes;
|
|
__u64 packets;
|
|
};
|
|
|
|
struct gnet_stats_basic_cpu {
|
|
struct gnet_stats_basic_packed bstats;
|
|
struct u64_stats_sync syncp;
|
|
} __aligned(2 * sizeof(u64));
|
|
|
|
struct net_rate_estimator;
|
|
|
|
struct gnet_dump {
|
|
spinlock_t * lock;
|
|
struct sk_buff * skb;
|
|
struct nlattr * tail;
|
|
|
|
/* Backward compatibility */
|
|
int compat_tc_stats;
|
|
int compat_xstats;
|
|
int padattr;
|
|
void * xstats;
|
|
int xstats_len;
|
|
struct tc_stats tc_stats;
|
|
};
|
|
|
|
int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock,
|
|
struct gnet_dump *d, int padattr);
|
|
|
|
int gnet_stats_start_copy_compat(struct sk_buff *skb, int type,
|
|
int tc_stats_type, int xstats_type,
|
|
spinlock_t *lock, struct gnet_dump *d,
|
|
int padattr);
|
|
|
|
int gnet_stats_copy_basic(const seqcount_t *running,
|
|
struct gnet_dump *d,
|
|
struct gnet_stats_basic_cpu __percpu *cpu,
|
|
struct gnet_stats_basic_packed *b);
|
|
void __gnet_stats_copy_basic(const seqcount_t *running,
|
|
struct gnet_stats_basic_packed *bstats,
|
|
struct gnet_stats_basic_cpu __percpu *cpu,
|
|
struct gnet_stats_basic_packed *b);
|
|
int gnet_stats_copy_basic_hw(const seqcount_t *running,
|
|
struct gnet_dump *d,
|
|
struct gnet_stats_basic_cpu __percpu *cpu,
|
|
struct gnet_stats_basic_packed *b);
|
|
int gnet_stats_copy_rate_est(struct gnet_dump *d,
|
|
struct net_rate_estimator __rcu **ptr);
|
|
int gnet_stats_copy_queue(struct gnet_dump *d,
|
|
struct gnet_stats_queue __percpu *cpu_q,
|
|
struct gnet_stats_queue *q, __u32 qlen);
|
|
void __gnet_stats_copy_queue(struct gnet_stats_queue *qstats,
|
|
const struct gnet_stats_queue __percpu *cpu_q,
|
|
const struct gnet_stats_queue *q, __u32 qlen);
|
|
int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
|
|
|
|
int gnet_stats_finish_copy(struct gnet_dump *d);
|
|
|
|
int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
|
|
struct gnet_stats_basic_cpu __percpu *cpu_bstats,
|
|
struct net_rate_estimator __rcu **rate_est,
|
|
spinlock_t *lock,
|
|
seqcount_t *running, struct nlattr *opt);
|
|
void gen_kill_estimator(struct net_rate_estimator __rcu **ptr);
|
|
int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
|
|
struct gnet_stats_basic_cpu __percpu *cpu_bstats,
|
|
struct net_rate_estimator __rcu **ptr,
|
|
spinlock_t *lock,
|
|
seqcount_t *running, struct nlattr *opt);
|
|
bool gen_estimator_active(struct net_rate_estimator __rcu **ptr);
|
|
bool gen_estimator_read(struct net_rate_estimator __rcu **ptr,
|
|
struct gnet_stats_rate_est64 *sample);
|
|
#endif
|