| #ifdef CONFIG_PREEMPTIRQ_EVENTS |
| |
| #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(u32, caller_offs) |
| __field(u32, parent_offs) |
| ), |
| |
| TP_fast_assign( |
| __entry->caller_offs = (u32)(ip - (unsigned long)_stext); |
| __entry->parent_offs = (u32)(parent_ip - (unsigned long)_stext); |
| ), |
| |
| TP_printk("caller=%pF parent=%pF", |
| (void *)((unsigned long)(_stext) + __entry->caller_offs), |
| (void *)((unsigned long)(_stext) + __entry->parent_offs)) |
| ); |
| |
| #ifndef CONFIG_PROVE_LOCKING |
| 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)); |
| #endif |
| |
| #ifdef CONFIG_DEBUG_PREEMPT |
| 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)); |
| #endif |
| |
| TRACE_EVENT(irqs_disable, |
| |
| TP_PROTO(u64 delta, unsigned long caddr0, unsigned long caddr1, |
| unsigned long caddr2, unsigned long caddr3), |
| |
| TP_ARGS(delta, caddr0, caddr1, caddr2, caddr3), |
| |
| TP_STRUCT__entry( |
| __field(u64, delta) |
| __field(void*, caddr0) |
| __field(void*, caddr1) |
| __field(void*, caddr2) |
| __field(void*, caddr3) |
| ), |
| |
| TP_fast_assign( |
| __entry->delta = delta; |
| __entry->caddr0 = (void *)caddr0; |
| __entry->caddr1 = (void *)caddr1; |
| __entry->caddr2 = (void *)caddr2; |
| __entry->caddr3 = (void *)caddr3; |
| ), |
| |
| TP_printk("delta=%llu(ns) Callers:(%pf<-%pf<-%pf<-%pf)", __entry->delta, |
| __entry->caddr0, __entry->caddr1, |
| __entry->caddr2, __entry->caddr3) |
| ); |
| |
| #endif /* _TRACE_PREEMPTIRQ_H */ |
| |
| #include <trace/define_trace.h> |
| |
| #endif /* !CONFIG_PREEMPTIRQ_EVENTS */ |
| |
| #if !defined(CONFIG_PREEMPTIRQ_EVENTS) || defined(CONFIG_PROVE_LOCKING) |
| #define trace_irq_enable(...) |
| #define trace_irq_disable(...) |
| #define trace_irq_enable_rcuidle(...) |
| #define trace_irq_disable_rcuidle(...) |
| #endif |
| |
| #if !defined(CONFIG_PREEMPTIRQ_EVENTS) || !defined(CONFIG_DEBUG_PREEMPT) |
| #define trace_preempt_enable(...) |
| #define trace_preempt_disable(...) |
| #define trace_preempt_enable_rcuidle(...) |
| #define trace_preempt_disable_rcuidle(...) |
| #endif |