183 lines
4.6 KiB
C
183 lines
4.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM mptcp
|
|
|
|
#if !defined(_TRACE_MPTCP_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_MPTCP_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
|
|
#define show_mapping_status(status) \
|
|
__print_symbolic(status, \
|
|
{ 0, "MAPPING_OK" }, \
|
|
{ 1, "MAPPING_INVALID" }, \
|
|
{ 2, "MAPPING_EMPTY" }, \
|
|
{ 3, "MAPPING_DATA_FIN" }, \
|
|
{ 4, "MAPPING_DUMMY" })
|
|
|
|
TRACE_EVENT(mptcp_subflow_get_send,
|
|
|
|
TP_PROTO(struct mptcp_subflow_context *subflow),
|
|
|
|
TP_ARGS(subflow),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(bool, active)
|
|
__field(bool, free)
|
|
__field(u32, snd_wnd)
|
|
__field(u32, pace)
|
|
__field(u8, backup)
|
|
__field(u64, ratio)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
struct sock *ssk;
|
|
|
|
__entry->active = mptcp_subflow_active(subflow);
|
|
__entry->backup = subflow->backup;
|
|
|
|
if (subflow->tcp_sock && sk_fullsock(subflow->tcp_sock))
|
|
__entry->free = sk_stream_memory_free(subflow->tcp_sock);
|
|
else
|
|
__entry->free = 0;
|
|
|
|
ssk = mptcp_subflow_tcp_sock(subflow);
|
|
if (ssk && sk_fullsock(ssk)) {
|
|
__entry->snd_wnd = tcp_sk(ssk)->snd_wnd;
|
|
__entry->pace = ssk->sk_pacing_rate;
|
|
} else {
|
|
__entry->snd_wnd = 0;
|
|
__entry->pace = 0;
|
|
}
|
|
|
|
if (ssk && sk_fullsock(ssk) && __entry->pace)
|
|
__entry->ratio = div_u64((u64)ssk->sk_wmem_queued << 32, __entry->pace);
|
|
else
|
|
__entry->ratio = 0;
|
|
),
|
|
|
|
TP_printk("active=%d free=%d snd_wnd=%u pace=%u backup=%u ratio=%llu",
|
|
__entry->active, __entry->free,
|
|
__entry->snd_wnd, __entry->pace,
|
|
__entry->backup, __entry->ratio)
|
|
);
|
|
|
|
DECLARE_EVENT_CLASS(mptcp_dump_mpext,
|
|
|
|
TP_PROTO(struct mptcp_ext *mpext),
|
|
|
|
TP_ARGS(mpext),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u64, data_ack)
|
|
__field(u64, data_seq)
|
|
__field(u32, subflow_seq)
|
|
__field(u16, data_len)
|
|
__field(u16, csum)
|
|
__field(u8, use_map)
|
|
__field(u8, dsn64)
|
|
__field(u8, data_fin)
|
|
__field(u8, use_ack)
|
|
__field(u8, ack64)
|
|
__field(u8, mpc_map)
|
|
__field(u8, frozen)
|
|
__field(u8, reset_transient)
|
|
__field(u8, reset_reason)
|
|
__field(u8, csum_reqd)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->data_ack = mpext->ack64 ? mpext->data_ack : mpext->data_ack32;
|
|
__entry->data_seq = mpext->data_seq;
|
|
__entry->subflow_seq = mpext->subflow_seq;
|
|
__entry->data_len = mpext->data_len;
|
|
__entry->csum = (__force u16)mpext->csum;
|
|
__entry->use_map = mpext->use_map;
|
|
__entry->dsn64 = mpext->dsn64;
|
|
__entry->data_fin = mpext->data_fin;
|
|
__entry->use_ack = mpext->use_ack;
|
|
__entry->ack64 = mpext->ack64;
|
|
__entry->mpc_map = mpext->mpc_map;
|
|
__entry->frozen = mpext->frozen;
|
|
__entry->reset_transient = mpext->reset_transient;
|
|
__entry->reset_reason = mpext->reset_reason;
|
|
__entry->csum_reqd = mpext->csum_reqd;
|
|
),
|
|
|
|
TP_printk("data_ack=%llu data_seq=%llu subflow_seq=%u data_len=%u csum=%x use_map=%u dsn64=%u data_fin=%u use_ack=%u ack64=%u mpc_map=%u frozen=%u reset_transient=%u reset_reason=%u csum_reqd=%u",
|
|
__entry->data_ack, __entry->data_seq,
|
|
__entry->subflow_seq, __entry->data_len,
|
|
__entry->csum, __entry->use_map,
|
|
__entry->dsn64, __entry->data_fin,
|
|
__entry->use_ack, __entry->ack64,
|
|
__entry->mpc_map, __entry->frozen,
|
|
__entry->reset_transient, __entry->reset_reason,
|
|
__entry->csum_reqd)
|
|
);
|
|
|
|
DEFINE_EVENT(mptcp_dump_mpext, mptcp_sendmsg_frag,
|
|
TP_PROTO(struct mptcp_ext *mpext),
|
|
TP_ARGS(mpext));
|
|
|
|
DEFINE_EVENT(mptcp_dump_mpext, get_mapping_status,
|
|
TP_PROTO(struct mptcp_ext *mpext),
|
|
TP_ARGS(mpext));
|
|
|
|
TRACE_EVENT(ack_update_msk,
|
|
|
|
TP_PROTO(u64 data_ack, u64 old_snd_una,
|
|
u64 new_snd_una, u64 new_wnd_end,
|
|
u64 msk_wnd_end),
|
|
|
|
TP_ARGS(data_ack, old_snd_una,
|
|
new_snd_una, new_wnd_end,
|
|
msk_wnd_end),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u64, data_ack)
|
|
__field(u64, old_snd_una)
|
|
__field(u64, new_snd_una)
|
|
__field(u64, new_wnd_end)
|
|
__field(u64, msk_wnd_end)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->data_ack = data_ack;
|
|
__entry->old_snd_una = old_snd_una;
|
|
__entry->new_snd_una = new_snd_una;
|
|
__entry->new_wnd_end = new_wnd_end;
|
|
__entry->msk_wnd_end = msk_wnd_end;
|
|
),
|
|
|
|
TP_printk("data_ack=%llu old_snd_una=%llu new_snd_una=%llu new_wnd_end=%llu msk_wnd_end=%llu",
|
|
__entry->data_ack, __entry->old_snd_una,
|
|
__entry->new_snd_una, __entry->new_wnd_end,
|
|
__entry->msk_wnd_end)
|
|
);
|
|
|
|
TRACE_EVENT(subflow_check_data_avail,
|
|
|
|
TP_PROTO(__u8 status, struct sk_buff *skb),
|
|
|
|
TP_ARGS(status, skb),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u8, status)
|
|
__field(const void *, skb)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->status = status;
|
|
__entry->skb = skb;
|
|
),
|
|
|
|
TP_printk("mapping_status=%s, skb=%p",
|
|
show_mapping_status(__entry->status),
|
|
__entry->skb)
|
|
);
|
|
|
|
#endif /* _TRACE_MPTCP_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|