smc_tracepoint.h 2.9 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #undef TRACE_SYSTEM
  3. #define TRACE_SYSTEM smc
  4. #if !defined(_TRACE_SMC_H) || defined(TRACE_HEADER_MULTI_READ)
  5. #define _TRACE_SMC_H
  6. #include <linux/ipv6.h>
  7. #include <linux/tcp.h>
  8. #include <linux/tracepoint.h>
  9. #include <net/ipv6.h>
  10. #include "smc.h"
  11. #include "smc_core.h"
  12. TRACE_EVENT(smc_switch_to_fallback,
  13. TP_PROTO(const struct smc_sock *smc, int fallback_rsn),
  14. TP_ARGS(smc, fallback_rsn),
  15. TP_STRUCT__entry(
  16. __field(const void *, sk)
  17. __field(const void *, clcsk)
  18. __field(u64, net_cookie)
  19. __field(int, fallback_rsn)
  20. ),
  21. TP_fast_assign(
  22. const struct sock *sk = &smc->sk;
  23. const struct sock *clcsk = smc->clcsock->sk;
  24. __entry->sk = sk;
  25. __entry->clcsk = clcsk;
  26. __entry->net_cookie = sock_net(sk)->net_cookie;
  27. __entry->fallback_rsn = fallback_rsn;
  28. ),
  29. TP_printk("sk=%p clcsk=%p net=%llu fallback_rsn=%d",
  30. __entry->sk, __entry->clcsk,
  31. __entry->net_cookie, __entry->fallback_rsn)
  32. );
  33. DECLARE_EVENT_CLASS(smc_msg_event,
  34. TP_PROTO(const struct smc_sock *smc, size_t len),
  35. TP_ARGS(smc, len),
  36. TP_STRUCT__entry(
  37. __field(const void *, smc)
  38. __field(u64, net_cookie)
  39. __field(size_t, len)
  40. __string(name, smc->conn.lnk->ibname)
  41. ),
  42. TP_fast_assign(
  43. const struct sock *sk = &smc->sk;
  44. __entry->smc = smc;
  45. __entry->net_cookie = sock_net(sk)->net_cookie;
  46. __entry->len = len;
  47. __assign_str(name, smc->conn.lnk->ibname);
  48. ),
  49. TP_printk("smc=%p net=%llu len=%zu dev=%s",
  50. __entry->smc, __entry->net_cookie,
  51. __entry->len, __get_str(name))
  52. );
  53. DEFINE_EVENT(smc_msg_event, smc_tx_sendmsg,
  54. TP_PROTO(const struct smc_sock *smc, size_t len),
  55. TP_ARGS(smc, len)
  56. );
  57. DEFINE_EVENT(smc_msg_event, smc_rx_recvmsg,
  58. TP_PROTO(const struct smc_sock *smc, size_t len),
  59. TP_ARGS(smc, len)
  60. );
  61. TRACE_EVENT(smcr_link_down,
  62. TP_PROTO(const struct smc_link *lnk, void *location),
  63. TP_ARGS(lnk, location),
  64. TP_STRUCT__entry(
  65. __field(const void *, lnk)
  66. __field(const void *, lgr)
  67. __field(u64, net_cookie)
  68. __field(int, state)
  69. __string(name, lnk->ibname)
  70. __field(void *, location)
  71. ),
  72. TP_fast_assign(
  73. const struct smc_link_group *lgr = lnk->lgr;
  74. __entry->lnk = lnk;
  75. __entry->lgr = lgr;
  76. __entry->net_cookie = lgr->net->net_cookie;
  77. __entry->state = lnk->state;
  78. __assign_str(name, lnk->ibname);
  79. __entry->location = location;
  80. ),
  81. TP_printk("lnk=%p lgr=%p net=%llu state=%d dev=%s location=%pS",
  82. __entry->lnk, __entry->lgr, __entry->net_cookie,
  83. __entry->state, __get_str(name),
  84. __entry->location)
  85. );
  86. #endif /* _TRACE_SMC_H */
  87. #undef TRACE_INCLUDE_PATH
  88. #define TRACE_INCLUDE_PATH .
  89. #undef TRACE_INCLUDE_FILE
  90. #define TRACE_INCLUDE_FILE smc_tracepoint
  91. #include <trace/define_trace.h>