X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Ftimer.h;fp=instrumentation%2Fevents%2Flttng-module%2Ftimer.h;h=0000000000000000000000000000000000000000;hb=7c6d929d62a6e24fb1dbeaee5cd2c8afe77720b7;hp=503c5bc2bf7656867698a4c82c732da6a777f3a7;hpb=cf77d12083b5092eca8c6f9899ec0892756845aa;p=lttng-modules.git diff --git a/instrumentation/events/lttng-module/timer.h b/instrumentation/events/lttng-module/timer.h deleted file mode 100644 index 503c5bc2..00000000 --- a/instrumentation/events/lttng-module/timer.h +++ /dev/null @@ -1,397 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM timer - -#if !defined(LTTNG_TRACE_TIMER_H) || defined(TRACE_HEADER_MULTI_READ) -#define LTTNG_TRACE_TIMER_H - -#include - -#ifndef _TRACE_TIMER_DEF_ -#define _TRACE_TIMER_DEF_ -#include -#include -#include - -struct timer_list; - -#endif /* _TRACE_TIMER_DEF_ */ - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) -#define lttng_ktime_get_tv64(kt) (kt) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */ -#define lttng_ktime_get_tv64(kt) ((kt).tv64) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */ - -LTTNG_TRACEPOINT_EVENT_CLASS(timer_class, - - TP_PROTO(struct timer_list *timer), - - TP_ARGS(timer), - - TP_FIELDS( - ctf_integer_hex(void *, timer, timer) - ) -) - -/** - * timer_init - called when the timer is initialized - * @timer: pointer to struct timer_list - */ -LTTNG_TRACEPOINT_EVENT_INSTANCE(timer_class, timer_init, - - TP_PROTO(struct timer_list *timer), - - TP_ARGS(timer) -) - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0) || \ - LTTNG_RHEL_KERNEL_RANGE(3,10,0,957,0,0, 3,11,0,0,0,0)) -/** - * timer_start - called when the timer is started - * @timer: pointer to struct timer_list - * @expires: the timers expiry time - * @flags: the timers expiry time - */ -LTTNG_TRACEPOINT_EVENT(timer_start, - - TP_PROTO(struct timer_list *timer, unsigned long expires, - unsigned int flags), - - TP_ARGS(timer, expires, flags), - - TP_FIELDS( - ctf_integer_hex(void *, timer, timer) - ctf_integer_hex(void *, function, timer->function) - ctf_integer(unsigned long, expires, expires) - ctf_integer(unsigned long, now, jiffies) - ctf_integer(unsigned int, flags, flags) - ) -) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ -/** - * timer_start - called when the timer is started - * @timer: pointer to struct timer_list - * @expires: the timers expiry time - */ -LTTNG_TRACEPOINT_EVENT(timer_start, - - TP_PROTO(struct timer_list *timer, unsigned long expires), - - TP_ARGS(timer, expires), - - TP_FIELDS( - ctf_integer_hex(void *, timer, timer) - ctf_integer_hex(void *, function, timer->function) - ctf_integer(unsigned long, expires, expires) - ctf_integer(unsigned long, now, jiffies) - ) -) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,2,0)) -/** - * timer_expire_entry - called immediately before the timer callback - * @timer: pointer to struct timer_list - * - * Allows to determine the timer latency. - */ -LTTNG_TRACEPOINT_EVENT(timer_expire_entry, - - TP_PROTO(struct timer_list *timer, unsigned long baseclk), - - TP_ARGS(timer, baseclk), - - TP_FIELDS( - ctf_integer_hex(void *, timer, timer) - ctf_integer(unsigned long, now, jiffies) - ctf_integer_hex(void *, function, timer->function) - ctf_integer(unsigned long, baseclk, baseclk) - ) -) -#else -/** - * timer_expire_entry - called immediately before the timer callback - * @timer: pointer to struct timer_list - * - * Allows to determine the timer latency. - */ -LTTNG_TRACEPOINT_EVENT(timer_expire_entry, - - TP_PROTO(struct timer_list *timer), - - TP_ARGS(timer), - - TP_FIELDS( - ctf_integer_hex(void *, timer, timer) - ctf_integer(unsigned long, now, jiffies) - ctf_integer_hex(void *, function, timer->function) - ) -) -#endif - -/** - * timer_expire_exit - called immediately after the timer callback returns - * @timer: pointer to struct timer_list - * - * When used in combination with the timer_expire_entry tracepoint we can - * determine the runtime of the timer callback function. - * - * NOTE: Do NOT derefernce timer in TP_fast_assign. The pointer might - * be invalid. We solely track the pointer. - */ -LTTNG_TRACEPOINT_EVENT_INSTANCE(timer_class, timer_expire_exit, - - TP_PROTO(struct timer_list *timer), - - TP_ARGS(timer) -) - -/** - * timer_cancel - called when the timer is canceled - * @timer: pointer to struct timer_list - */ -LTTNG_TRACEPOINT_EVENT_INSTANCE(timer_class, timer_cancel, - - TP_PROTO(struct timer_list *timer), - - TP_ARGS(timer) -) - -/** - * hrtimer_init - called when the hrtimer is initialized - * @timer: pointer to struct hrtimer - * @clockid: the hrtimers clock - * @mode: the hrtimers mode - */ -LTTNG_TRACEPOINT_EVENT_MAP(hrtimer_init, - - timer_hrtimer_init, - - TP_PROTO(struct hrtimer *hrtimer, clockid_t clockid, - enum hrtimer_mode mode), - - TP_ARGS(hrtimer, clockid, mode), - - TP_FIELDS( - ctf_integer_hex(void *, hrtimer, hrtimer) - ctf_integer(clockid_t, clockid, clockid) - ctf_integer(enum hrtimer_mode, mode, mode) - ) -) - -/** - * hrtimer_start - called when the hrtimer is started - * @timer: pointer to struct hrtimer - */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,16,0) || \ - LTTNG_RT_KERNEL_RANGE(4,14,0,0, 4,15,0,0)) -LTTNG_TRACEPOINT_EVENT_MAP(hrtimer_start, - - timer_hrtimer_start, - - TP_PROTO(struct hrtimer *hrtimer, enum hrtimer_mode mode), - - TP_ARGS(hrtimer, mode), - - TP_FIELDS( - ctf_integer_hex(void *, hrtimer, hrtimer) - ctf_integer_hex(void *, function, hrtimer->function) - ctf_integer(s64, expires, - lttng_ktime_get_tv64(hrtimer_get_expires(hrtimer))) - ctf_integer(s64, softexpires, - lttng_ktime_get_tv64(hrtimer_get_softexpires(hrtimer))) - ctf_integer(enum hrtimer_mode, mode, mode) - ) -) -#else -LTTNG_TRACEPOINT_EVENT_MAP(hrtimer_start, - - timer_hrtimer_start, - - TP_PROTO(struct hrtimer *hrtimer), - - TP_ARGS(hrtimer), - - TP_FIELDS( - ctf_integer_hex(void *, hrtimer, hrtimer) - ctf_integer_hex(void *, function, hrtimer->function) - ctf_integer(s64, expires, - lttng_ktime_get_tv64(hrtimer_get_expires(hrtimer))) - ctf_integer(s64, softexpires, - lttng_ktime_get_tv64(hrtimer_get_softexpires(hrtimer))) - ) -) -#endif - -/** - * htimmer_expire_entry - called immediately before the hrtimer callback - * @timer: pointer to struct hrtimer - * @now: pointer to variable which contains current time of the - * timers base. - * - * Allows to determine the timer latency. - */ -LTTNG_TRACEPOINT_EVENT_MAP(hrtimer_expire_entry, - - timer_hrtimer_expire_entry, - - TP_PROTO(struct hrtimer *hrtimer, ktime_t *now), - - TP_ARGS(hrtimer, now), - - TP_FIELDS( - ctf_integer_hex(void *, hrtimer, hrtimer) - ctf_integer(s64, now, lttng_ktime_get_tv64(*now)) - ctf_integer_hex(void *, function, hrtimer->function) - ) -) - -LTTNG_TRACEPOINT_EVENT_CLASS(timer_hrtimer_class, - - TP_PROTO(struct hrtimer *hrtimer), - - TP_ARGS(hrtimer), - - TP_FIELDS( - ctf_integer_hex(void *, hrtimer, hrtimer) - ) -) - -/** - * hrtimer_expire_exit - called immediately after the hrtimer callback returns - * @timer: pointer to struct hrtimer - * - * When used in combination with the hrtimer_expire_entry tracepoint we can - * determine the runtime of the callback function. - */ -LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(timer_hrtimer_class, hrtimer_expire_exit, - - timer_hrtimer_expire_exit, - - TP_PROTO(struct hrtimer *hrtimer), - - TP_ARGS(hrtimer) -) - -/** - * hrtimer_cancel - called when the hrtimer is canceled - * @hrtimer: pointer to struct hrtimer - */ -LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(timer_hrtimer_class, hrtimer_cancel, - - timer_hrtimer_cancel, - - TP_PROTO(struct hrtimer *hrtimer), - - TP_ARGS(hrtimer) -) - -/** - * itimer_state - called when itimer is started or canceled - * @which: name of the interval timer - * @value: the itimers value, itimer is canceled if value->it_value is - * zero, otherwise it is started - * @expires: the itimers expiry time - */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,5,0)) -LTTNG_TRACEPOINT_EVENT_MAP(itimer_state, - - timer_itimer_state, - - TP_PROTO(int which, const struct itimerspec64 *const value, - unsigned long long expires), - - TP_ARGS(which, value, expires), - - TP_FIELDS( - ctf_integer(int, which, which) - ctf_integer(unsigned long long, expires, expires) - ctf_integer(long, value_sec, value->it_value.tv_sec) - ctf_integer(long, value_nsec, value->it_value.tv_nsec) - ctf_integer(long, interval_sec, value->it_interval.tv_sec) - ctf_integer(long, interval_nsec, value->it_interval.tv_nsec) - ) -) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) -LTTNG_TRACEPOINT_EVENT_MAP(itimer_state, - - timer_itimer_state, - - TP_PROTO(int which, const struct itimerval *const value, - unsigned long long expires), - - TP_ARGS(which, value, expires), - - TP_FIELDS( - ctf_integer(int, which, which) - ctf_integer(unsigned long long, expires, expires) - ctf_integer(long, value_sec, value->it_value.tv_sec) - ctf_integer(long, value_usec, value->it_value.tv_usec) - ctf_integer(long, interval_sec, value->it_interval.tv_sec) - ctf_integer(long, interval_usec, value->it_interval.tv_usec) - ) -) -#else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ -LTTNG_TRACEPOINT_EVENT_MAP(itimer_state, - - timer_itimer_state, - - TP_PROTO(int which, const struct itimerval *const value, - cputime_t expires), - - TP_ARGS(which, value, expires), - - TP_FIELDS( - ctf_integer(int, which, which) - ctf_integer(cputime_t, expires, expires) - ctf_integer(long, value_sec, value->it_value.tv_sec) - ctf_integer(long, value_usec, value->it_value.tv_usec) - ctf_integer(long, interval_sec, value->it_interval.tv_sec) - ctf_integer(long, interval_usec, value->it_interval.tv_usec) - ) -) -#endif /* #else (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ - -/** - * itimer_expire - called when itimer expires - * @which: type of the interval timer - * @pid: pid of the process which owns the timer - * @now: current time, used to calculate the latency of itimer - */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) -LTTNG_TRACEPOINT_EVENT_MAP(itimer_expire, - - timer_itimer_expire, - - TP_PROTO(int which, struct pid *pid, unsigned long long now), - - TP_ARGS(which, pid, now), - - TP_FIELDS( - ctf_integer(int , which, which) - ctf_integer(pid_t, pid, pid_nr(pid)) - ctf_integer(unsigned long long, now, now) - ) -) -#else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ -LTTNG_TRACEPOINT_EVENT_MAP(itimer_expire, - - timer_itimer_expire, - - TP_PROTO(int which, struct pid *pid, cputime_t now), - - TP_ARGS(which, pid, now), - - TP_FIELDS( - ctf_integer(int , which, which) - ctf_integer(pid_t, pid, pid_nr(pid)) - ctf_integer(cputime_t, now, now) - ) -) -#endif /* #else (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ - -#endif /* LTTNG_TRACE_TIMER_H */ - -/* This part must be outside protection */ -#include