include/instrumentation/events/lttng-module/preemptirq.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #ifdef CONFIG_PREEMPTIRQ_EVENTS
   3
   4 #undef TRACE_SYSTEM
   5 #define TRACE_SYSTEM preemptirq
   6
   7 #if !defined(LTTNG_TRACE_PREEMPTIRQ_H) || defined(TRACE_HEADER_MULTI_READ)
   8 #define LTTNG_TRACE_PREEMPTIRQ_H
   9
  10 #include <linux/ktime.h>
  11 #include <linux/string.h>
  12 #include <asm/sections.h>
  13 #include <lttng/lttng-tracepoint-event.h>
  14
  15 /*
  16  * The preemptirq probe is built when CONFIG_PREEMPTIRQ_EVENTS is defined.
  17  */
  18
  19 LTTNG_TRACEPOINT_EVENT_CLASS(preemptirq_template,
  20
  21         TP_PROTO(unsigned long ip, unsigned long parent_ip),
  22
  23         TP_ARGS(ip, parent_ip),
  24
  25         TP_FIELDS(
  26                 ctf_integer_hex(unsigned long, caller, ip)
  27                 ctf_integer_hex(unsigned long, parent, parent_ip)
  28         )
  29 )
  30
  31 #if defined(CONFIG_TRACE_IRQFLAGS)
  32 #define LTTNG_TRACE_IRQ
  33 #endif
  34
  35 #ifdef LTTNG_TRACE_IRQ
  36 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(preemptirq_template, irq_disable,
  37
  38         preemptirq_irq_disable,
  39
  40         TP_PROTO(unsigned long ip, unsigned long parent_ip),
  41
  42         TP_ARGS(ip, parent_ip)
  43 )
  44
  45 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(preemptirq_template, irq_enable,
  46
  47         preemptirq_irq_enable,
  48
  49         TP_PROTO(unsigned long ip, unsigned long parent_ip),
  50
  51         TP_ARGS(ip, parent_ip)
  52 )
  53 #endif /* LTTNG_TRACE_IRQ */
  54
  55 #if defined(CONFIG_TRACE_PREEMPT_TOGGLE)
  56 #define LTTNG_TRACE_PREEMPT
  57 #endif
  58
  59 #ifdef LTTNG_TRACE_PREEMPT
  60 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(preemptirq_template, preempt_disable,
  61
  62         preemptirq_preempt_disable,
  63
  64         TP_PROTO(unsigned long ip, unsigned long parent_ip),
  65
  66         TP_ARGS(ip, parent_ip)
  67 )
  68
  69 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(preemptirq_template, preempt_enable,
  70
  71         preemptirq_preempt_enable,
  72
  73         TP_PROTO(unsigned long ip, unsigned long parent_ip),
  74
  75         TP_ARGS(ip, parent_ip)
  76 )
  77 #endif /* LTTNG_TRACE_PREEMPT */
  78
  79 #endif /* LTTNG_TRACE_PREEMPTIRQ_H */
  80
  81 /* This part must be outside protection */
  82 #include <lttng/define_trace.h>
  83
  84 #endif /* CONFIG_PREEMPTIRQ_EVENTS */