fpu.h 2.0 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #undef TRACE_SYSTEM
  3. #define TRACE_SYSTEM x86_fpu
  4. #if !defined(_TRACE_FPU_H) || defined(TRACE_HEADER_MULTI_READ)
  5. #define _TRACE_FPU_H
  6. #include <linux/tracepoint.h>
  7. DECLARE_EVENT_CLASS(x86_fpu,
  8. TP_PROTO(struct fpu *fpu),
  9. TP_ARGS(fpu),
  10. TP_STRUCT__entry(
  11. __field(struct fpu *, fpu)
  12. __field(bool, load_fpu)
  13. __field(u64, xfeatures)
  14. __field(u64, xcomp_bv)
  15. ),
  16. TP_fast_assign(
  17. __entry->fpu = fpu;
  18. __entry->load_fpu = test_thread_flag(TIF_NEED_FPU_LOAD);
  19. if (boot_cpu_has(X86_FEATURE_OSXSAVE)) {
  20. __entry->xfeatures = fpu->fpstate->regs.xsave.header.xfeatures;
  21. __entry->xcomp_bv = fpu->fpstate->regs.xsave.header.xcomp_bv;
  22. }
  23. ),
  24. TP_printk("x86/fpu: %p load: %d xfeatures: %llx xcomp_bv: %llx",
  25. __entry->fpu,
  26. __entry->load_fpu,
  27. __entry->xfeatures,
  28. __entry->xcomp_bv
  29. )
  30. );
  31. DEFINE_EVENT(x86_fpu, x86_fpu_before_save,
  32. TP_PROTO(struct fpu *fpu),
  33. TP_ARGS(fpu)
  34. );
  35. DEFINE_EVENT(x86_fpu, x86_fpu_after_save,
  36. TP_PROTO(struct fpu *fpu),
  37. TP_ARGS(fpu)
  38. );
  39. DEFINE_EVENT(x86_fpu, x86_fpu_before_restore,
  40. TP_PROTO(struct fpu *fpu),
  41. TP_ARGS(fpu)
  42. );
  43. DEFINE_EVENT(x86_fpu, x86_fpu_after_restore,
  44. TP_PROTO(struct fpu *fpu),
  45. TP_ARGS(fpu)
  46. );
  47. DEFINE_EVENT(x86_fpu, x86_fpu_regs_activated,
  48. TP_PROTO(struct fpu *fpu),
  49. TP_ARGS(fpu)
  50. );
  51. DEFINE_EVENT(x86_fpu, x86_fpu_regs_deactivated,
  52. TP_PROTO(struct fpu *fpu),
  53. TP_ARGS(fpu)
  54. );
  55. DEFINE_EVENT(x86_fpu, x86_fpu_init_state,
  56. TP_PROTO(struct fpu *fpu),
  57. TP_ARGS(fpu)
  58. );
  59. DEFINE_EVENT(x86_fpu, x86_fpu_dropped,
  60. TP_PROTO(struct fpu *fpu),
  61. TP_ARGS(fpu)
  62. );
  63. DEFINE_EVENT(x86_fpu, x86_fpu_copy_src,
  64. TP_PROTO(struct fpu *fpu),
  65. TP_ARGS(fpu)
  66. );
  67. DEFINE_EVENT(x86_fpu, x86_fpu_copy_dst,
  68. TP_PROTO(struct fpu *fpu),
  69. TP_ARGS(fpu)
  70. );
  71. DEFINE_EVENT(x86_fpu, x86_fpu_xstate_check_failed,
  72. TP_PROTO(struct fpu *fpu),
  73. TP_ARGS(fpu)
  74. );
  75. #undef TRACE_INCLUDE_PATH
  76. #define TRACE_INCLUDE_PATH asm/trace/
  77. #undef TRACE_INCLUDE_FILE
  78. #define TRACE_INCLUDE_FILE fpu
  79. #endif /* _TRACE_FPU_H */
  80. /* This part must be outside protection */
  81. #include <trace/define_trace.h>