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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trace_ibhdrs.h (13659B)


      1/* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */
      2/*
      3 * Copyright(c) 2015 - 2017 Intel Corporation.
      4 */
      5
      6#if !defined(__HFI1_TRACE_IBHDRS_H) || defined(TRACE_HEADER_MULTI_READ)
      7#define __HFI1_TRACE_IBHDRS_H
      8
      9#include <linux/tracepoint.h>
     10#include <linux/trace_seq.h>
     11
     12#include "hfi.h"
     13
     14#undef TRACE_SYSTEM
     15#define TRACE_SYSTEM hfi1_ibhdrs
     16
     17#define ib_opcode_name(opcode) { IB_OPCODE_##opcode, #opcode  }
     18#define show_ib_opcode(opcode)                             \
     19__print_symbolic(opcode,                                   \
     20	ib_opcode_name(RC_SEND_FIRST),                     \
     21	ib_opcode_name(RC_SEND_MIDDLE),                    \
     22	ib_opcode_name(RC_SEND_LAST),                      \
     23	ib_opcode_name(RC_SEND_LAST_WITH_IMMEDIATE),       \
     24	ib_opcode_name(RC_SEND_ONLY),                      \
     25	ib_opcode_name(RC_SEND_ONLY_WITH_IMMEDIATE),       \
     26	ib_opcode_name(RC_RDMA_WRITE_FIRST),               \
     27	ib_opcode_name(RC_RDMA_WRITE_MIDDLE),              \
     28	ib_opcode_name(RC_RDMA_WRITE_LAST),                \
     29	ib_opcode_name(RC_RDMA_WRITE_LAST_WITH_IMMEDIATE), \
     30	ib_opcode_name(RC_RDMA_WRITE_ONLY),                \
     31	ib_opcode_name(RC_RDMA_WRITE_ONLY_WITH_IMMEDIATE), \
     32	ib_opcode_name(RC_RDMA_READ_REQUEST),              \
     33	ib_opcode_name(RC_RDMA_READ_RESPONSE_FIRST),       \
     34	ib_opcode_name(RC_RDMA_READ_RESPONSE_MIDDLE),      \
     35	ib_opcode_name(RC_RDMA_READ_RESPONSE_LAST),        \
     36	ib_opcode_name(RC_RDMA_READ_RESPONSE_ONLY),        \
     37	ib_opcode_name(RC_ACKNOWLEDGE),                    \
     38	ib_opcode_name(RC_ATOMIC_ACKNOWLEDGE),             \
     39	ib_opcode_name(RC_COMPARE_SWAP),                   \
     40	ib_opcode_name(RC_FETCH_ADD),                      \
     41	ib_opcode_name(RC_SEND_LAST_WITH_INVALIDATE),      \
     42	ib_opcode_name(RC_SEND_ONLY_WITH_INVALIDATE),      \
     43	ib_opcode_name(TID_RDMA_WRITE_REQ),	           \
     44	ib_opcode_name(TID_RDMA_WRITE_RESP),	           \
     45	ib_opcode_name(TID_RDMA_WRITE_DATA),	           \
     46	ib_opcode_name(TID_RDMA_WRITE_DATA_LAST),          \
     47	ib_opcode_name(TID_RDMA_READ_REQ),	           \
     48	ib_opcode_name(TID_RDMA_READ_RESP),	           \
     49	ib_opcode_name(TID_RDMA_RESYNC),	           \
     50	ib_opcode_name(TID_RDMA_ACK),                      \
     51	ib_opcode_name(UC_SEND_FIRST),                     \
     52	ib_opcode_name(UC_SEND_MIDDLE),                    \
     53	ib_opcode_name(UC_SEND_LAST),                      \
     54	ib_opcode_name(UC_SEND_LAST_WITH_IMMEDIATE),       \
     55	ib_opcode_name(UC_SEND_ONLY),                      \
     56	ib_opcode_name(UC_SEND_ONLY_WITH_IMMEDIATE),       \
     57	ib_opcode_name(UC_RDMA_WRITE_FIRST),               \
     58	ib_opcode_name(UC_RDMA_WRITE_MIDDLE),              \
     59	ib_opcode_name(UC_RDMA_WRITE_LAST),                \
     60	ib_opcode_name(UC_RDMA_WRITE_LAST_WITH_IMMEDIATE), \
     61	ib_opcode_name(UC_RDMA_WRITE_ONLY),                \
     62	ib_opcode_name(UC_RDMA_WRITE_ONLY_WITH_IMMEDIATE), \
     63	ib_opcode_name(UD_SEND_ONLY),                      \
     64	ib_opcode_name(UD_SEND_ONLY_WITH_IMMEDIATE),       \
     65	ib_opcode_name(CNP))
     66
     67u8 ibhdr_exhdr_len(struct ib_header *hdr);
     68const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode,
     69			      u8 l4, u32 dest_qpn, u32 src_qpn,
     70			      void *ehdrs);
     71u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opah);
     72u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet);
     73const char *hfi1_trace_get_packet_l4_str(u8 l4);
     74void hfi1_trace_parse_9b_bth(struct ib_other_headers *ohdr,
     75			     u8 *ack, bool *becn, bool *fecn, u8 *mig,
     76			     u8 *se, u8 *pad, u8 *opcode, u8 *tver,
     77			     u16 *pkey, u32 *psn, u32 *qpn);
     78void hfi1_trace_parse_9b_hdr(struct ib_header *hdr, bool sc5,
     79			     u8 *lnh, u8 *lver, u8 *sl, u8 *sc,
     80			     u16 *len, u32 *dlid, u32 *slid);
     81void hfi1_trace_parse_16b_bth(struct ib_other_headers *ohdr,
     82			      u8 *ack, u8 *mig, u8 *opcode,
     83			      u8 *pad, u8 *se, u8 *tver,
     84			      u32 *psn, u32 *qpn);
     85void hfi1_trace_parse_16b_hdr(struct hfi1_16b_header *hdr,
     86			      u8 *age, bool *becn, bool *fecn,
     87			      u8 *l4, u8 *rc, u8 *sc,
     88			      u16 *entropy, u16 *len, u16 *pkey,
     89			      u32 *dlid, u32 *slid);
     90
     91const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
     92			       u8 age, bool becn, bool fecn, u8 l4,
     93			       u8 lnh, const char *lnh_name, u8 lver,
     94			       u8 rc, u8 sc, u8 sl, u16 entropy,
     95			       u16 len, u16 pkey, u32 dlid, u32 slid);
     96
     97const char *hfi1_trace_fmt_rest(struct trace_seq *p, bool bypass, u8 l4,
     98				u8 ack, bool becn, bool fecn, u8 mig,
     99				u8 se, u8 pad, u8 opcode, const char *opname,
    100				u8 tver, u16 pkey, u32 psn, u32 qpn,
    101				u32 dest_qpn, u32 src_qpn);
    102
    103const char *hfi1_trace_get_packet_l2_str(u8 l2);
    104
    105#define __parse_ib_ehdrs(op, l4, dest_qpn, src_qpn, ehdrs) \
    106			 parse_everbs_hdrs(p, op, l4, dest_qpn, src_qpn, ehdrs)
    107
    108#define lrh_name(lrh) { HFI1_##lrh, #lrh }
    109#define show_lnh(lrh)                    \
    110__print_symbolic(lrh,                    \
    111	lrh_name(LRH_BTH),               \
    112	lrh_name(LRH_GRH))
    113
    114DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
    115		    TP_PROTO(struct hfi1_devdata *dd,
    116			     struct hfi1_packet *packet,
    117			     bool sc5),
    118		    TP_ARGS(dd, packet, sc5),
    119		    TP_STRUCT__entry(
    120			DD_DEV_ENTRY(dd)
    121			__field(u8, etype)
    122			__field(u8, ack)
    123			__field(u8, age)
    124			__field(bool, becn)
    125			__field(bool, fecn)
    126			__field(u8, l2)
    127			__field(u8, l4)
    128			__field(u8, lnh)
    129			__field(u8, lver)
    130			__field(u8, mig)
    131			__field(u8, opcode)
    132			__field(u8, pad)
    133			__field(u8, rc)
    134			__field(u8, sc)
    135			__field(u8, se)
    136			__field(u8, sl)
    137			__field(u8, tver)
    138			__field(u16, entropy)
    139			__field(u16, len)
    140			__field(u16, pkey)
    141			__field(u32, dlid)
    142			__field(u32, psn)
    143			__field(u32, qpn)
    144			__field(u32, slid)
    145			__field(u32, dest_qpn)
    146			__field(u32, src_qpn)
    147			/* extended headers */
    148			__dynamic_array(u8, ehdrs,
    149					hfi1_trace_packet_hdr_len(packet))
    150			),
    151		    TP_fast_assign(
    152			DD_DEV_ASSIGN(dd);
    153
    154			__entry->etype = packet->etype;
    155			__entry->l2 = hfi1_16B_get_l2(packet->hdr);
    156			__entry->dest_qpn = 0;
    157			__entry->src_qpn = 0;
    158			if (__entry->etype == RHF_RCV_TYPE_BYPASS) {
    159				hfi1_trace_parse_16b_hdr(packet->hdr,
    160							 &__entry->age,
    161							 &__entry->becn,
    162							 &__entry->fecn,
    163							 &__entry->l4,
    164							 &__entry->rc,
    165							 &__entry->sc,
    166							 &__entry->entropy,
    167							 &__entry->len,
    168							 &__entry->pkey,
    169							 &__entry->dlid,
    170							 &__entry->slid);
    171
    172				if (__entry->l4 == OPA_16B_L4_FM) {
    173					__entry->opcode = IB_OPCODE_UD_SEND_ONLY;
    174					__entry->dest_qpn = hfi1_16B_get_dest_qpn(packet->mgmt);
    175					__entry->src_qpn = hfi1_16B_get_src_qpn(packet->mgmt);
    176				}  else {
    177					hfi1_trace_parse_16b_bth(packet->ohdr,
    178								 &__entry->ack,
    179								 &__entry->mig,
    180								 &__entry->opcode,
    181								 &__entry->pad,
    182								 &__entry->se,
    183								 &__entry->tver,
    184								 &__entry->psn,
    185								 &__entry->qpn);
    186				}
    187			} else {
    188				__entry->l4 = OPA_16B_L4_9B;
    189				hfi1_trace_parse_9b_hdr(packet->hdr, sc5,
    190							&__entry->lnh,
    191							&__entry->lver,
    192							&__entry->sl,
    193							&__entry->sc,
    194							&__entry->len,
    195							&__entry->dlid,
    196							&__entry->slid);
    197
    198				  hfi1_trace_parse_9b_bth(packet->ohdr,
    199							  &__entry->ack,
    200							  &__entry->becn,
    201							  &__entry->fecn,
    202							  &__entry->mig,
    203							  &__entry->se,
    204							  &__entry->pad,
    205							  &__entry->opcode,
    206							  &__entry->tver,
    207							  &__entry->pkey,
    208							  &__entry->psn,
    209							  &__entry->qpn);
    210			}
    211			/* extended headers */
    212			if (__entry->l4 != OPA_16B_L4_FM)
    213				memcpy(__get_dynamic_array(ehdrs),
    214				       &packet->ohdr->u,
    215				       __get_dynamic_array_len(ehdrs));
    216			 ),
    217		    TP_printk("[%s] (%s) %s %s hlen:%d %s",
    218			      __get_str(dev),
    219			      __entry->etype != RHF_RCV_TYPE_BYPASS ?
    220					show_packettype(__entry->etype) :
    221					hfi1_trace_get_packet_l2_str(
    222						__entry->l2),
    223			      hfi1_trace_fmt_lrh(p,
    224						 __entry->etype ==
    225							RHF_RCV_TYPE_BYPASS,
    226						 __entry->age,
    227						 __entry->becn,
    228						 __entry->fecn,
    229						 __entry->l4,
    230						 __entry->lnh,
    231						 show_lnh(__entry->lnh),
    232						 __entry->lver,
    233						 __entry->rc,
    234						 __entry->sc,
    235						 __entry->sl,
    236						 __entry->entropy,
    237						 __entry->len,
    238						 __entry->pkey,
    239						 __entry->dlid,
    240						 __entry->slid),
    241			      hfi1_trace_fmt_rest(p,
    242						  __entry->etype ==
    243							RHF_RCV_TYPE_BYPASS,
    244						  __entry->l4,
    245						  __entry->ack,
    246						  __entry->becn,
    247						  __entry->fecn,
    248						  __entry->mig,
    249						  __entry->se,
    250						  __entry->pad,
    251						  __entry->opcode,
    252						  show_ib_opcode(__entry->opcode),
    253						  __entry->tver,
    254						  __entry->pkey,
    255						  __entry->psn,
    256						  __entry->qpn,
    257						  __entry->dest_qpn,
    258						  __entry->src_qpn),
    259			      /* extended headers */
    260			      __get_dynamic_array_len(ehdrs),
    261			      __parse_ib_ehdrs(
    262					__entry->opcode,
    263					__entry->l4,
    264					__entry->dest_qpn,
    265					__entry->src_qpn,
    266					(void *)__get_dynamic_array(ehdrs))
    267			     )
    268);
    269
    270DEFINE_EVENT(hfi1_input_ibhdr_template, input_ibhdr,
    271	     TP_PROTO(struct hfi1_devdata *dd,
    272		      struct hfi1_packet *packet, bool sc5),
    273	     TP_ARGS(dd, packet, sc5));
    274
    275DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
    276		    TP_PROTO(struct hfi1_devdata *dd,
    277			     struct hfi1_opa_header *opah, bool sc5),
    278		    TP_ARGS(dd, opah, sc5),
    279		    TP_STRUCT__entry(
    280			DD_DEV_ENTRY(dd)
    281			__field(u8, hdr_type)
    282			__field(u8, ack)
    283			__field(u8, age)
    284			__field(bool, becn)
    285			__field(bool, fecn)
    286			__field(u8, l4)
    287			__field(u8, lnh)
    288			__field(u8, lver)
    289			__field(u8, mig)
    290			__field(u8, opcode)
    291			__field(u8, pad)
    292			__field(u8, rc)
    293			__field(u8, sc)
    294			__field(u8, se)
    295			__field(u8, sl)
    296			__field(u8, tver)
    297			__field(u16, entropy)
    298			__field(u16, len)
    299			__field(u16, pkey)
    300			__field(u32, dlid)
    301			__field(u32, psn)
    302			__field(u32, qpn)
    303			__field(u32, slid)
    304			__field(u32, dest_qpn)
    305			__field(u32, src_qpn)
    306			/* extended headers */
    307			__dynamic_array(u8, ehdrs,
    308					hfi1_trace_opa_hdr_len(opah))
    309			),
    310		    TP_fast_assign(
    311			struct ib_other_headers *ohdr;
    312
    313			DD_DEV_ASSIGN(dd);
    314
    315			__entry->hdr_type = opah->hdr_type;
    316			__entry->dest_qpn = 0;
    317			__entry->src_qpn = 0;
    318			if (__entry->hdr_type)  {
    319				hfi1_trace_parse_16b_hdr(&opah->opah,
    320							 &__entry->age,
    321							 &__entry->becn,
    322							 &__entry->fecn,
    323							 &__entry->l4,
    324							 &__entry->rc,
    325							 &__entry->sc,
    326							 &__entry->entropy,
    327							 &__entry->len,
    328							 &__entry->pkey,
    329							 &__entry->dlid,
    330							 &__entry->slid);
    331
    332				if (__entry->l4 == OPA_16B_L4_FM) {
    333					ohdr = NULL;
    334					__entry->opcode = IB_OPCODE_UD_SEND_ONLY;
    335					__entry->dest_qpn = hfi1_16B_get_dest_qpn(&opah->opah.u.mgmt);
    336					__entry->src_qpn = hfi1_16B_get_src_qpn(&opah->opah.u.mgmt);
    337				} else {
    338					if (__entry->l4 == OPA_16B_L4_IB_LOCAL)
    339						ohdr = &opah->opah.u.oth;
    340					else
    341						ohdr = &opah->opah.u.l.oth;
    342					hfi1_trace_parse_16b_bth(ohdr,
    343								 &__entry->ack,
    344								 &__entry->mig,
    345								 &__entry->opcode,
    346								 &__entry->pad,
    347								 &__entry->se,
    348								 &__entry->tver,
    349								 &__entry->psn,
    350								 &__entry->qpn);
    351				}
    352			} else {
    353				__entry->l4 = OPA_16B_L4_9B;
    354				hfi1_trace_parse_9b_hdr(&opah->ibh, sc5,
    355							&__entry->lnh,
    356							&__entry->lver,
    357							&__entry->sl,
    358							&__entry->sc,
    359							&__entry->len,
    360							&__entry->dlid,
    361							&__entry->slid);
    362				if (__entry->lnh == HFI1_LRH_BTH)
    363					ohdr = &opah->ibh.u.oth;
    364				else
    365					ohdr = &opah->ibh.u.l.oth;
    366				hfi1_trace_parse_9b_bth(ohdr,
    367							&__entry->ack,
    368							&__entry->becn,
    369							&__entry->fecn,
    370							&__entry->mig,
    371							&__entry->se,
    372							&__entry->pad,
    373							&__entry->opcode,
    374							&__entry->tver,
    375							&__entry->pkey,
    376							&__entry->psn,
    377							&__entry->qpn);
    378			}
    379
    380			/* extended headers */
    381			if (__entry->l4 != OPA_16B_L4_FM)
    382				memcpy(__get_dynamic_array(ehdrs),
    383				       &ohdr->u, __get_dynamic_array_len(ehdrs));
    384		    ),
    385		    TP_printk("[%s] (%s) %s %s hlen:%d %s",
    386			      __get_str(dev),
    387			      hfi1_trace_get_packet_l4_str(__entry->l4),
    388			      hfi1_trace_fmt_lrh(p,
    389						 !!__entry->hdr_type,
    390						 __entry->age,
    391						 __entry->becn,
    392						 __entry->fecn,
    393						 __entry->l4,
    394						 __entry->lnh,
    395						 show_lnh(__entry->lnh),
    396						 __entry->lver,
    397						 __entry->rc,
    398						 __entry->sc,
    399						 __entry->sl,
    400						 __entry->entropy,
    401						 __entry->len,
    402						 __entry->pkey,
    403						 __entry->dlid,
    404						 __entry->slid),
    405			      hfi1_trace_fmt_rest(p,
    406						  !!__entry->hdr_type,
    407						  __entry->l4,
    408						  __entry->ack,
    409						  __entry->becn,
    410						  __entry->fecn,
    411						  __entry->mig,
    412						  __entry->se,
    413						  __entry->pad,
    414						  __entry->opcode,
    415						  show_ib_opcode(__entry->opcode),
    416						  __entry->tver,
    417						  __entry->pkey,
    418						  __entry->psn,
    419						  __entry->qpn,
    420						  __entry->dest_qpn,
    421						  __entry->src_qpn),
    422			      /* extended headers */
    423			      __get_dynamic_array_len(ehdrs),
    424			      __parse_ib_ehdrs(
    425					__entry->opcode,
    426					__entry->l4,
    427					__entry->dest_qpn,
    428					__entry->src_qpn,
    429					(void *)__get_dynamic_array(ehdrs))
    430			     )
    431);
    432
    433DEFINE_EVENT(hfi1_output_ibhdr_template, pio_output_ibhdr,
    434	     TP_PROTO(struct hfi1_devdata *dd,
    435		      struct hfi1_opa_header *opah, bool sc5),
    436	     TP_ARGS(dd, opah, sc5));
    437
    438DEFINE_EVENT(hfi1_output_ibhdr_template, ack_output_ibhdr,
    439	     TP_PROTO(struct hfi1_devdata *dd,
    440		      struct hfi1_opa_header *opah, bool sc5),
    441	     TP_ARGS(dd, opah, sc5));
    442
    443DEFINE_EVENT(hfi1_output_ibhdr_template, sdma_output_ibhdr,
    444	     TP_PROTO(struct hfi1_devdata *dd,
    445		      struct hfi1_opa_header *opah, bool sc5),
    446	     TP_ARGS(dd, opah, sc5));
    447
    448
    449#endif /* __HFI1_TRACE_IBHDRS_H */
    450
    451#undef TRACE_INCLUDE_PATH
    452#undef TRACE_INCLUDE_FILE
    453#define TRACE_INCLUDE_PATH .
    454#define TRACE_INCLUDE_FILE trace_ibhdrs
    455#include <trace/define_trace.h>