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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hns3_trace.h (3955B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/* Copyright (c) 2018-2019 Hisilicon Limited. */
      3
      4/* This must be outside ifdef _HNS3_TRACE_H */
      5#undef TRACE_SYSTEM
      6#define TRACE_SYSTEM hns3
      7
      8#if !defined(_HNS3_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
      9#define _HNS3_TRACE_H_
     10
     11#include <linux/tracepoint.h>
     12
     13#define DESC_NR		(sizeof(struct hns3_desc) / sizeof(u32))
     14
     15DECLARE_EVENT_CLASS(hns3_skb_template,
     16	TP_PROTO(struct sk_buff *skb),
     17	TP_ARGS(skb),
     18
     19	TP_STRUCT__entry(
     20		__field(unsigned int, headlen)
     21		__field(unsigned int, len)
     22		__field(__u8, nr_frags)
     23		__field(__u8, ip_summed)
     24		__field(unsigned int, hdr_len)
     25		__field(unsigned short, gso_size)
     26		__field(unsigned short, gso_segs)
     27		__field(unsigned int, gso_type)
     28		__field(bool, fraglist)
     29		__array(__u32, size, MAX_SKB_FRAGS)
     30	),
     31
     32	TP_fast_assign(
     33		__entry->headlen = skb_headlen(skb);
     34		__entry->len = skb->len;
     35		__entry->nr_frags = skb_shinfo(skb)->nr_frags;
     36		__entry->gso_size = skb_shinfo(skb)->gso_size;
     37		__entry->gso_segs = skb_shinfo(skb)->gso_segs;
     38		__entry->gso_type = skb_shinfo(skb)->gso_type;
     39		__entry->hdr_len = skb->encapsulation ?
     40		skb_inner_transport_offset(skb) + inner_tcp_hdrlen(skb) :
     41		skb_transport_offset(skb) + tcp_hdrlen(skb);
     42		__entry->ip_summed = skb->ip_summed;
     43		__entry->fraglist = skb_has_frag_list(skb);
     44		hns3_shinfo_pack(skb_shinfo(skb), __entry->size);
     45	),
     46
     47	TP_printk(
     48		"len: %u, %u, %u, cs: %u, gso: %u, %u, %x, frag(%d %u): %s",
     49		__entry->headlen, __entry->len, __entry->hdr_len,
     50		__entry->ip_summed, __entry->gso_size, __entry->gso_segs,
     51		__entry->gso_type, __entry->fraglist, __entry->nr_frags,
     52		__print_array(__entry->size, MAX_SKB_FRAGS, sizeof(__u32))
     53	)
     54);
     55
     56DEFINE_EVENT(hns3_skb_template, hns3_over_max_bd,
     57	TP_PROTO(struct sk_buff *skb),
     58	TP_ARGS(skb));
     59
     60DEFINE_EVENT(hns3_skb_template, hns3_gro,
     61	TP_PROTO(struct sk_buff *skb),
     62	TP_ARGS(skb));
     63
     64DEFINE_EVENT(hns3_skb_template, hns3_tso,
     65	TP_PROTO(struct sk_buff *skb),
     66	TP_ARGS(skb));
     67
     68TRACE_EVENT(hns3_tx_desc,
     69	TP_PROTO(struct hns3_enet_ring *ring, int cur_ntu),
     70	TP_ARGS(ring, cur_ntu),
     71
     72	TP_STRUCT__entry(
     73		__field(int, index)
     74		__field(int, ntu)
     75		__field(int, ntc)
     76		__field(dma_addr_t, desc_dma)
     77		__array(u32, desc, DESC_NR)
     78		__string(devname, ring->tqp->handle->kinfo.netdev->name)
     79	),
     80
     81	TP_fast_assign(
     82		__entry->index = ring->tqp->tqp_index;
     83		__entry->ntu = ring->next_to_use;
     84		__entry->ntc = ring->next_to_clean;
     85		__entry->desc_dma = ring->desc_dma_addr,
     86		memcpy(__entry->desc, &ring->desc[cur_ntu],
     87		       sizeof(struct hns3_desc));
     88		__assign_str(devname, ring->tqp->handle->kinfo.netdev->name);
     89	),
     90
     91	TP_printk(
     92		"%s-%d-%d/%d desc(%pad): %s",
     93		__get_str(devname), __entry->index, __entry->ntu,
     94		__entry->ntc, &__entry->desc_dma,
     95		__print_array(__entry->desc, DESC_NR, sizeof(u32))
     96	)
     97);
     98
     99TRACE_EVENT(hns3_rx_desc,
    100	TP_PROTO(struct hns3_enet_ring *ring),
    101	TP_ARGS(ring),
    102
    103	TP_STRUCT__entry(
    104		__field(int, index)
    105		__field(int, ntu)
    106		__field(int, ntc)
    107		__field(dma_addr_t, desc_dma)
    108		__field(dma_addr_t, buf_dma)
    109		__array(u32, desc, DESC_NR)
    110		__string(devname, ring->tqp->handle->kinfo.netdev->name)
    111	),
    112
    113	TP_fast_assign(
    114		__entry->index = ring->tqp->tqp_index;
    115		__entry->ntu = ring->next_to_use;
    116		__entry->ntc = ring->next_to_clean;
    117		__entry->desc_dma = ring->desc_dma_addr;
    118		__entry->buf_dma = ring->desc_cb[ring->next_to_clean].dma;
    119		memcpy(__entry->desc, &ring->desc[ring->next_to_clean],
    120		       sizeof(struct hns3_desc));
    121		__assign_str(devname, ring->tqp->handle->kinfo.netdev->name);
    122	),
    123
    124	TP_printk(
    125		"%s-%d-%d/%d desc(%pad) buf(%pad): %s",
    126		__get_str(devname), __entry->index, __entry->ntu,
    127		__entry->ntc, &__entry->desc_dma, &__entry->buf_dma,
    128		__print_array(__entry->desc, DESC_NR, sizeof(u32))
    129	)
    130);
    131
    132#endif /* _HNS3_TRACE_H_ */
    133
    134/* This must be outside ifdef _HNS3_TRACE_H */
    135#undef TRACE_INCLUDE_PATH
    136#define TRACE_INCLUDE_PATH .
    137#undef TRACE_INCLUDE_FILE
    138#define TRACE_INCLUDE_FILE hns3_trace
    139#include <trace/define_trace.h>