Файловый менеджер

Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/include/trace/events/irq.h

Назад
/* SPDX-License-Identifier: GPL-2.0 / #undef TRACE_SYSTEM #define TRACE_SYSTEM irq #if !defined(_TRACE_IRQ_H) \|\| defined(TRACE_HEADER_MULTI_READ) #define _TRACE_IRQ_H #include <linux/tracepoint.h> struct irqaction; struct softirq_action; #define SOFTIRQ_NAME_LIST \ softirq_name(HI) \ softirq_name(TIMER) \ softirq_name(NET_TX) \ softirq_name(NET_RX) \ softirq_name(BLOCK) \ softirq_name(IRQ_POLL) \ softirq_name(TASKLET) \ softirq_name(SCHED) \ softirq_name(HRTIMER) \ softirq_name_end(RCU) #undef softirq_name #undef softirq_name_end #define softirq_name(sirq) TRACE_DEFINE_ENUM(sirq##_SOFTIRQ); #define softirq_name_end(sirq) TRACE_DEFINE_ENUM(sirq##_SOFTIRQ); SOFTIRQ_NAME_LIST #undef softirq_name #undef softirq_name_end #define softirq_name(sirq) { sirq##_SOFTIRQ, #sirq }, #define softirq_name_end(sirq) { sirq##_SOFTIRQ, #sirq } #define show_softirq_name(val) \ __print_symbolic(val, SOFTIRQ_NAME_LIST) /* * irq_handler_entry - called immediately before the irq action handler * @irq: irq number * @action: pointer to struct irqaction * * The struct irqaction pointed to by @action contains various * information about the handler, including the device name, * @action->name, and the device id, @action->dev_id. When used in * conjunction with the irq_handler_exit tracepoint, we can figure * out irq handler latencies. / TRACE_EVENT(irq_handler_entry, TP_PROTO(int irq, struct irqaction action), TP_ARGS(irq, action), TP_STRUCT__entry( __field( int, irq ) __string( name, action->name ) ), TP_fast_assign( __entry->irq = irq; __assign_str(name, action->name); ), TP_printk("irq=%d name=%s", __entry->irq, __get_str(name)) ); /** * irq_handler_exit - called immediately after the irq action handler returns * @irq: irq number * @action: pointer to struct irqaction * @ret: return value * * If the @ret value is set to IRQ_HANDLED, then we know that the corresponding * @action->handler successfully handled this irq. Otherwise, the irq might be * a shared irq line, or the irq was not handled successfully. Can be used in * conjunction with the irq_handler_entry to understand irq handler latencies. / TRACE_EVENT(irq_handler_exit, TP_PROTO(int irq, struct irqaction action, int ret), TP_ARGS(irq, action, ret), TP_STRUCT__entry( __field( int, irq ) __field( int, ret ) ), TP_fast_assign( __entry->irq = irq; __entry->ret = ret; ), TP_printk("irq=%d ret=%s", __entry->irq, __entry->ret ? "handled" : "unhandled") ); DECLARE_EVENT_CLASS(softirq, TP_PROTO(unsigned int vec_nr), TP_ARGS(vec_nr), TP_STRUCT__entry( __field( unsigned int, vec ) ), TP_fast_assign( __entry->vec = vec_nr; ), TP_printk("vec=%u [action=%s]", __entry->vec, show_softirq_name(__entry->vec)) ); /** * softirq_entry - called immediately before the softirq handler * @vec_nr: softirq vector number * * When used in combination with the softirq_exit tracepoint * we can determine the softirq handler routine. / DEFINE_EVENT(softirq, softirq_entry, TP_PROTO(unsigned int vec_nr), TP_ARGS(vec_nr) ); /* * softirq_exit - called immediately after the softirq handler returns * @vec_nr: softirq vector number * * When used in combination with the softirq_entry tracepoint * we can determine the softirq handler routine. / DEFINE_EVENT(softirq, softirq_exit, TP_PROTO(unsigned int vec_nr), TP_ARGS(vec_nr) ); /* * softirq_raise - called immediately when a softirq is raised * @vec_nr: softirq vector number * * When used in combination with the softirq_entry tracepoint * we can determine the softirq raise to run latency. / DEFINE_EVENT(softirq, softirq_raise, TP_PROTO(unsigned int vec_nr), TP_ARGS(vec_nr) ); #endif / _TRACE_IRQ_H / / This part must be outside protection */ #include <trace/define_trace.h>

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