hc
2024-08-16 a24a44ff9ca902811b99aa9663d697cf452e08ef
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#ifdef CONFIG_PREEMPTIRQ_TRACEPOINTS
 
#undef TRACE_SYSTEM
#define TRACE_SYSTEM preemptirq
 
#if !defined(_TRACE_PREEMPTIRQ_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_PREEMPTIRQ_H
 
#include <linux/ktime.h>
#include <linux/tracepoint.h>
#include <linux/string.h>
#include <asm/sections.h>
 
DECLARE_EVENT_CLASS(preemptirq_template,
 
   TP_PROTO(unsigned long ip, unsigned long parent_ip),
 
   TP_ARGS(ip, parent_ip),
 
   TP_STRUCT__entry(
       __field(s32, caller_offs)
       __field(s32, parent_offs)
   ),
 
   TP_fast_assign(
       __entry->caller_offs = (s32)(ip - (unsigned long)_stext);
       __entry->parent_offs = (s32)(parent_ip - (unsigned long)_stext);
   ),
 
   TP_printk("caller=%pS parent=%pS",
         (void *)((unsigned long)(_stext) + __entry->caller_offs),
         (void *)((unsigned long)(_stext) + __entry->parent_offs))
);
 
#ifdef CONFIG_TRACE_IRQFLAGS
DEFINE_EVENT(preemptirq_template, irq_disable,
        TP_PROTO(unsigned long ip, unsigned long parent_ip),
        TP_ARGS(ip, parent_ip));
 
DEFINE_EVENT(preemptirq_template, irq_enable,
        TP_PROTO(unsigned long ip, unsigned long parent_ip),
        TP_ARGS(ip, parent_ip));
#else
#define trace_irq_enable(...)
#define trace_irq_disable(...)
#define trace_irq_enable_rcuidle(...)
#define trace_irq_disable_rcuidle(...)
#endif
 
#ifdef CONFIG_TRACE_PREEMPT_TOGGLE
DEFINE_EVENT(preemptirq_template, preempt_disable,
        TP_PROTO(unsigned long ip, unsigned long parent_ip),
        TP_ARGS(ip, parent_ip));
 
DEFINE_EVENT(preemptirq_template, preempt_enable,
        TP_PROTO(unsigned long ip, unsigned long parent_ip),
        TP_ARGS(ip, parent_ip));
#else
#define trace_preempt_enable(...)
#define trace_preempt_disable(...)
#define trace_preempt_enable_rcuidle(...)
#define trace_preempt_disable_rcuidle(...)
#endif
 
#endif /* _TRACE_PREEMPTIRQ_H */
 
#include <trace/define_trace.h>
 
#else /* !CONFIG_PREEMPTIRQ_TRACEPOINTS */
#define trace_irq_enable(...)
#define trace_irq_disable(...)
#define trace_irq_enable_rcuidle(...)
#define trace_irq_disable_rcuidle(...)
#define trace_preempt_enable(...)
#define trace_preempt_disable(...)
#define trace_preempt_enable_rcuidle(...)
#define trace_preempt_disable_rcuidle(...)
#endif