FM / net

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/net/

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/net

Name	Size	Mode	Actions
9p/	-	0755	rm
bluetooth/	-	0755	rm
caif/	-	0755	rm
iucv/	-	0755	rm
mana/	-	0755	rm
netfilter/	-	0755	rm
netns/	-	0755	rm
nfc/	-	0755	rm
phonet/	-	0755	rm
sctp/	-	0755	rm
tc_act/	-	0755	rm
6lowpan.h	10271	0644	edit dl rm
act_api.h	9478	0644	edit dl rm
addrconf.h	13826	0644	edit dl rm
af_ieee802154.h	1591	0644	edit dl rm
af_rxrpc.h	2976	0644	edit dl rm
af_unix.h	2272	0644	edit dl rm
af_vsock.h	7295	0644	edit dl rm
ah.h	382	0644	edit dl rm
arp.h	2052	0644	edit dl rm
atmclip.h	1515	0644	edit dl rm
ax25.h	14999	0644	edit dl rm
ax88796.h	1488	0644	edit dl rm
bareudp.h	333	0644	edit dl rm
bonding.h	20225	0644	edit dl rm
bond_3ad.h	9629	0644	edit dl rm
bond_alb.h	6251	0644	edit dl rm
bond_options.h	3916	0644	edit dl rm
bpf_sk_storage.h	1802	0644	edit dl rm
busy_poll.h	4973	0644	edit dl rm
calipso.h	2199	0644	edit dl rm
cfg80211-wext.h	1900	0644	edit dl rm
cfg80211.h	325844	0644	edit dl rm
cfg802154.h	11175	0644	edit dl rm
checksum.h	4850	0644	edit dl rm
cipso_ipv4.h	8399	0644	edit dl rm
cls_cgroup.h	2301	0644	edit dl rm
codel.h	6000	0644	edit dl rm
codel_impl.h	8500	0644	edit dl rm
codel_qdisc.h	3001	0644	edit dl rm
compat.h	1711	0644	edit dl rm
datalink.h	619	0644	edit dl rm
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dn_dev.h	5488	0644	edit dl rm
dn_fib.h	4077	0644	edit dl rm
dn_neigh.h	968	0644	edit dl rm
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dn_route.h	4500	0644	edit dl rm
dropreason-core.h	12063	0644	edit dl rm
drop_monitor.h	901	0644	edit dl rm
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dsfield.h	1139	0644	edit dl rm
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dst_cache.h	2596	0644	edit dl rm
dst_metadata.h	5521	0644	edit dl rm
dst_ops.h	2564	0644	edit dl rm
erspan.h	8527	0644	edit dl rm
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espintcp.h	966	0644	edit dl rm
ethoc.h	537	0644	edit dl rm
failover.h	1178	0644	edit dl rm
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fib_rules.h	5728	0644	edit dl rm
firewire.h	636	0644	edit dl rm
flow.h	6353	0644	edit dl rm
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flow_offload.h	17797	0644	edit dl rm
fou.h	549	0644	edit dl rm
fq.h	2497	0644	edit dl rm
fq_impl.h	8144	0644	edit dl rm
garp.h	2678	0644	edit dl rm
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gen_stats.h	3034	0644	edit dl rm
gre.h	3377	0644	edit dl rm
gro_cells.h	443	0644	edit dl rm
gtp.h	633	0644	edit dl rm
gue.h	3311	0644	edit dl rm
hwbm.h	937	0644	edit dl rm
icmp.h	1765	0644	edit dl rm
ieee80211_radiotap.h	23017	0644	edit dl rm
ieee802154_netdev.h	9358	0644	edit dl rm
ife.h	1057	0644	edit dl rm
if_inet6.h	6591	0644	edit dl rm
ila.h	498	0644	edit dl rm
inet6_connection_sock.h	976	0644	edit dl rm
inet6_hashtables.h	3746	0644	edit dl rm
inetpeer.h	3372	0644	edit dl rm
inet_common.h	2614	0644	edit dl rm
inet_connection_sock.h	11981	0644	edit dl rm
inet_ecn.h	8071	0644	edit dl rm
inet_frag.h	4816	0644	edit dl rm
inet_hashtables.h	13847	0644	edit dl rm
inet_sock.h	9828	0644	edit dl rm
inet_timewait_sock.h	3926	0644	edit dl rm
ip.h	21354	0644	edit dl rm
ip6_checksum.h	2981	0644	edit dl rm
ip6_fib.h	13766	0644	edit dl rm
ip6_route.h	9228	0644	edit dl rm
ip6_tunnel.h	5096	0644	edit dl rm
ipcomp.h	659	0644	edit dl rm
ipconfig.h	811	0644	edit dl rm
ipv6.h	32741	0644	edit dl rm
ipv6_frag.h	3321	0644	edit dl rm
ipv6_stubs.h	2671	0644	edit dl rm
ipx.h	4386	0644	edit dl rm
ip_fib.h	14290	0644	edit dl rm
ip_tunnels.h	14697	0644	edit dl rm
ip_vs.h	49407	0644	edit dl rm
iw_handler.h	21413	0644	edit dl rm
kcm.h	5083	0644	edit dl rm
l3mdev.h	6743	0644	edit dl rm
lag.h	409	0644	edit dl rm
lapb.h	4869	0644	edit dl rm
lib80211.h	4017	0644	edit dl rm
llc.h	4464	0644	edit dl rm
llc_conn.h	4155	0644	edit dl rm
llc_c_ac.h	9537	0644	edit dl rm
llc_c_ev.h	10940	0644	edit dl rm
llc_c_st.h	1762	0644	edit dl rm
llc_if.h	2210	0644	edit dl rm
llc_pdu.h	14783	0644	edit dl rm
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llc_s_ac.h	1591	0644	edit dl rm
llc_s_ev.h	2255	0644	edit dl rm
llc_s_st.h	947	0644	edit dl rm
lwtunnel.h	6563	0644	edit dl rm
mac80211.h	294437	0644	edit dl rm
mac802154.h	15633	0644	edit dl rm
mip6.h	1617	0644	edit dl rm
mld.h	2870	0644	edit dl rm
mpls.h	1340	0644	edit dl rm
mpls_iptunnel.h	827	0644	edit dl rm
mptcp.h	6242	0644	edit dl rm
mrp.h	3103	0644	edit dl rm
ncsi.h	1964	0644	edit dl rm
ndisc.h	15095	0644	edit dl rm
neighbour.h	16289	0644	edit dl rm
netdev_queues.h	5609	0644	edit dl rm
netevent.h	1044	0644	edit dl rm
netlabel.h	21236	0644	edit dl rm
netlink.h	63253	0644	edit dl rm
netprio_cgroup.h	1260	0644	edit dl rm
netrom.h	7896	0644	edit dl rm
net_failover.h	1023	0644	edit dl rm
net_namespace.h	14177	0644	edit dl rm
net_ratelimit.h	220	0644	edit dl rm
nexthop.h	865	0644	edit dl rm
nl802154.h	12385	0644	edit dl rm
nsh.h	12602	0644	edit dl rm
p8022.h	447	0644	edit dl rm
page_pool.h	6985	0644	edit dl rm
pie.h	3684	0644	edit dl rm
ping.h	3197	0644	edit dl rm
pkt_cls.h	26178	0644	edit dl rm
pkt_sched.h	6543	0644	edit dl rm
pptp.h	557	0644	edit dl rm
protocol.h	4320	0644	edit dl rm
psample.h	1083	0644	edit dl rm
psnap.h	351	0644	edit dl rm
raw.h	2161	0644	edit dl rm
rawv6.h	856	0644	edit dl rm
red.h	11600	0644	edit dl rm
regulatory.h	10961	0644	edit dl rm
request_sock.h	6871	0644	edit dl rm
rose.h	7802	0644	edit dl rm
route.h	11390	0644	edit dl rm
rsi_91x.h	1710	0644	edit dl rm
rtnetlink.h	7212	0644	edit dl rm
sch_generic.h	33841	0644	edit dl rm
scm.h	3671	0644	edit dl rm
secure_seq.h	855	0644	edit dl rm
seg6.h	1874	0644	edit dl rm
seg6_hmac.h	1699	0644	edit dl rm
seg6_local.h	870	0644	edit dl rm
slhc_vj.h	6831	0644	edit dl rm
smc.h	2155	0644	edit dl rm
snmp.h	5482	0644	edit dl rm
sock.h	79182	0644	edit dl rm
sock_reuseport.h	1565	0644	edit dl rm
Space.h	1094	0644	edit dl rm
stp.h	383	0644	edit dl rm
strparser.h	4340	0644	edit dl rm
switchdev.h	17812	0644	edit dl rm
tcp.h	73125	0644	edit dl rm
tcp_states.h	1540	0644	edit dl rm
tc_wrapper.h	7033	0644	edit dl rm
timewait_sock.h	1136	0644	edit dl rm
tipc.h	2405	0644	edit dl rm
tls.h	21363	0644	edit dl rm
tls_toe.h	3006	0644	edit dl rm
transp_v6.h	1996	0644	edit dl rm
tso.h	515	0644	edit dl rm
tun_proto.h	988	0644	edit dl rm
udp.h	16481	0644	edit dl rm
udplite.h	3762	0644	edit dl rm
udp_tunnel.h	13376	0644	edit dl rm
vsock_addr.h	662	0644	edit dl rm
vxlan.h	13541	0644	edit dl rm
wext.h	1510	0644	edit dl rm
wimax.h	20445	0644	edit dl rm
x25.h	9658	0644	edit dl rm
x25device.h	387	0644	edit dl rm
xdp.h	9436	0644	edit dl rm
xdp_priv.h	446	0644	edit dl rm
xdp_sock.h	2094	0644	edit dl rm
xdp_sock_drv.h	6423	0644	edit dl rm
xfrm.h	59628	0644	edit dl rm
xsk_buff_pool.h	6550	0644	edit dl rm

Edit: /usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/net/pkt_sched.h (6543B)

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_PKT_SCHED_H
#define __NET_PKT_SCHED_H

#include <linux/jiffies.h>
#include <linux/ktime.h>
#include <linux/if_vlan.h>
#include <linux/netdevice.h>
#include <net/sch_generic.h>
#include <net/net_namespace.h>
#include <uapi/linux/pkt_sched.h>

#define DEFAULT_TX_QUEUE_LEN	1000
#define STAB_SIZE_LOG_MAX	30

struct qdisc_walker {
	int	stop;
	int	skip;
	int	count;
	int	(*fn)(struct Qdisc *, unsigned long cl, struct qdisc_walker *);
};

static inline void *qdisc_priv(struct Qdisc *q)
{
	return &q->privdata;
}

/* 
   Timer resolution MUST BE < 10% of min_schedulable_packet_size/bandwidth
   
   Normal IP packet size ~ 512byte, hence:

0.5Kbyte/1Mbyte/sec = 0.5msec, so that we need 50usec timer for
   10Mbit ethernet.

10msec resolution -> <50Kbit/sec.
   
   The result: [34]86 is not good choice for QoS router :-(

The things are not so bad, because we may use artificial
   clock evaluated by integration of network data flow
   in the most critical places.
 */

typedef u64	psched_time_t;
typedef long	psched_tdiff_t;

/* Avoid doing 64 bit divide */
#define PSCHED_SHIFT			6
#define PSCHED_TICKS2NS(x)		((s64)(x) << PSCHED_SHIFT)
#define PSCHED_NS2TICKS(x)		((x) >> PSCHED_SHIFT)

#define PSCHED_TICKS_PER_SEC		PSCHED_NS2TICKS(NSEC_PER_SEC)
#define PSCHED_PASTPERFECT		0

static inline psched_time_t psched_get_time(void)
{
	return PSCHED_NS2TICKS(ktime_get_ns());
}

struct qdisc_watchdog {
	u64		last_expires;
	struct hrtimer	timer;
	struct Qdisc	*qdisc;
};

void qdisc_watchdog_init_clockid(struct qdisc_watchdog *wd, struct Qdisc *qdisc,
				 clockid_t clockid);
void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc);

void qdisc_watchdog_schedule_range_ns(struct qdisc_watchdog *wd, u64 expires,
				      u64 delta_ns);

static inline void qdisc_watchdog_schedule_ns(struct qdisc_watchdog *wd,
					      u64 expires)
{
	return qdisc_watchdog_schedule_range_ns(wd, expires, 0ULL);
}

static inline void qdisc_watchdog_schedule(struct qdisc_watchdog *wd,
					   psched_time_t expires)
{
	qdisc_watchdog_schedule_ns(wd, PSCHED_TICKS2NS(expires));
}

void qdisc_watchdog_cancel(struct qdisc_watchdog *wd);

extern struct Qdisc_ops pfifo_qdisc_ops;
extern struct Qdisc_ops bfifo_qdisc_ops;
extern struct Qdisc_ops pfifo_head_drop_qdisc_ops;

int fifo_set_limit(struct Qdisc *q, unsigned int limit);
struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops,
			       unsigned int limit,
			       struct netlink_ext_ack *extack);

int register_qdisc(struct Qdisc_ops *qops);
void unregister_qdisc(struct Qdisc_ops *qops);
void qdisc_get_default(char *id, size_t len);
int qdisc_set_default(const char *id);

void qdisc_hash_add(struct Qdisc *q, bool invisible);
void qdisc_hash_del(struct Qdisc *q);
struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle);
struct Qdisc *qdisc_lookup_rcu(struct net_device *dev, u32 handle);
struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r,
					struct nlattr *tab,
					struct netlink_ext_ack *extack);
void qdisc_put_rtab(struct qdisc_rate_table *tab);
void qdisc_put_stab(struct qdisc_size_table *tab);
void qdisc_warn_nonwc(const char *txt, struct Qdisc *qdisc);
bool sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q,
		     struct net_device *dev, struct netdev_queue *txq,
		     spinlock_t *root_lock, bool validate);

void __qdisc_run(struct Qdisc *q);

static inline void qdisc_run(struct Qdisc *q)
{
	if (qdisc_run_begin(q)) {
		__qdisc_run(q);
		qdisc_run_end(q);
	}
}

/* Calculate maximal size of packet seen by hard_start_xmit
   routine of this device.
 */
static inline unsigned int psched_mtu(const struct net_device *dev)
{
	return dev->mtu + dev->hard_header_len;
}

static inline struct net *qdisc_net(struct Qdisc *q)
{
	return dev_net(q->dev_queue->dev);
}

struct tc_query_caps_base {
	enum tc_setup_type type;
	void *caps;
};

struct tc_cbs_qopt_offload {
	u8 enable;
	s32 queue;
	s32 hicredit;
	s32 locredit;
	s32 idleslope;
	s32 sendslope;
};

struct tc_etf_qopt_offload {
	u8 enable;
	s32 queue;
};

struct tc_mqprio_caps {
	bool validate_queue_counts:1;
};

struct tc_mqprio_qopt_offload {
	/* struct tc_mqprio_qopt must always be the first element */
	struct tc_mqprio_qopt qopt;
	u16 mode;
	u16 shaper;
	u32 flags;
	u64 min_rate[TC_QOPT_MAX_QUEUE];
	u64 max_rate[TC_QOPT_MAX_QUEUE];
};

struct tc_taprio_caps {
	bool supports_queue_max_sdu:1;
	bool gate_mask_per_txq:1;
	/* Device expects lower TXQ numbers to have higher priority over higher
	 * TXQs, regardless of their TC mapping. DO NOT USE FOR NEW DRIVERS,
	 * INSTEAD ENFORCE A PROPER TC:TXQ MAPPING COMING FROM USER SPACE.
	 */
	bool broken_mqprio:1;
};

struct tc_taprio_sched_entry {
	u8 command; /* TC_TAPRIO_CMD_* */

/* The gate_mask in the offloading side refers to traffic classes */
	u32 gate_mask;
	u32 interval;
};

struct tc_taprio_qopt_offload {
	struct tc_mqprio_qopt_offload mqprio;
	u8 enable;
	ktime_t base_time;
	u64 cycle_time;
	u64 cycle_time_extension;
	u32 max_sdu[TC_MAX_QUEUE];

size_t num_entries;
	struct tc_taprio_sched_entry entries[];
};

#if IS_ENABLED(CONFIG_NET_SCH_TAPRIO)

/* Reference counting */
struct tc_taprio_qopt_offload *taprio_offload_get(struct tc_taprio_qopt_offload
						  *offload);
void taprio_offload_free(struct tc_taprio_qopt_offload *offload);

#else

/* Reference counting */
static inline struct tc_taprio_qopt_offload *
taprio_offload_get(struct tc_taprio_qopt_offload *offload)
{
	return NULL;
}

static inline void taprio_offload_free(struct tc_taprio_qopt_offload *offload)
{
}

#endif

/* Ensure skb_mstamp_ns, which might have been populated with the txtime, is
 * not mistaken for a software timestamp, because this will otherwise prevent
 * the dispatch of hardware timestamps to the socket.
 */
static inline void skb_txtime_consumed(struct sk_buff *skb)
{
	skb->tstamp = ktime_set(0, 0);
}

struct tc_skb_cb {
	struct qdisc_skb_cb qdisc_cb;

u16 mru;
	u8 post_ct:1;
	u8 post_ct_snat:1;
	u8 post_ct_dnat:1;
	u16 zone; /* Only valid if post_ct = true */
};

static inline struct tc_skb_cb *tc_skb_cb(const struct sk_buff *skb)
{
	struct tc_skb_cb *cb = (struct tc_skb_cb *)skb->cb;

BUILD_BUG_ON(sizeof(*cb) > sizeof_field(struct sk_buff, cb));
	return cb;
}

static inline bool tc_qdisc_stats_dump(struct Qdisc *sch,
				       unsigned long cl,
				       struct qdisc_walker *arg)
{
	if (arg->count >= arg->skip && arg->fn(sch, cl, arg) < 0) {
		arg->stop = 1;
		return false;
	}

arg->count++;
	return true;
}

#endif

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