diff options
Diffstat (limited to 'include/trace/events/iocost.h')
| -rw-r--r-- | include/trace/events/iocost.h | 91 |
1 files changed, 69 insertions, 22 deletions
diff --git a/include/trace/events/iocost.h b/include/trace/events/iocost.h index 7ecaa65b7106..6d1626e7a4ce 100644 --- a/include/trace/events/iocost.h +++ b/include/trace/events/iocost.h @@ -11,7 +11,7 @@ struct ioc_gq; #include <linux/tracepoint.h> -TRACE_EVENT(iocost_iocg_activate, +DECLARE_EVENT_CLASS(iocost_iocg_state, TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, u64 last_period, u64 cur_period, u64 vtime), @@ -26,7 +26,6 @@ TRACE_EVENT(iocost_iocg_activate, __field(u64, vrate) __field(u64, last_period) __field(u64, cur_period) - __field(u64, last_vtime) __field(u64, vtime) __field(u32, weight) __field(u32, inuse) @@ -42,7 +41,6 @@ TRACE_EVENT(iocost_iocg_activate, __entry->vrate = now->vrate; __entry->last_period = last_period; __entry->cur_period = cur_period; - __entry->last_vtime = iocg->last_vtime; __entry->vtime = vtime; __entry->weight = iocg->weight; __entry->inuse = iocg->inuse; @@ -51,17 +49,30 @@ TRACE_EVENT(iocost_iocg_activate, ), TP_printk("[%s:%s] now=%llu:%llu vrate=%llu " - "period=%llu->%llu vtime=%llu->%llu " + "period=%llu->%llu vtime=%llu " "weight=%u/%u hweight=%llu/%llu", __get_str(devname), __get_str(cgroup), __entry->now, __entry->vnow, __entry->vrate, __entry->last_period, __entry->cur_period, - __entry->last_vtime, __entry->vtime, - __entry->inuse, __entry->weight, + __entry->vtime, __entry->inuse, __entry->weight, __entry->hweight_inuse, __entry->hweight_active ) ); +DEFINE_EVENT(iocost_iocg_state, iocost_iocg_activate, + TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, + u64 last_period, u64 cur_period, u64 vtime), + + TP_ARGS(iocg, path, now, last_period, cur_period, vtime) +); + +DEFINE_EVENT(iocost_iocg_state, iocost_iocg_idle, + TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, + u64 last_period, u64 cur_period, u64 vtime), + + TP_ARGS(iocg, path, now, last_period, cur_period, vtime) +); + DECLARE_EVENT_CLASS(iocg_inuse_update, TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, @@ -98,7 +109,7 @@ DECLARE_EVENT_CLASS(iocg_inuse_update, ) ); -DEFINE_EVENT(iocg_inuse_update, iocost_inuse_takeback, +DEFINE_EVENT(iocg_inuse_update, iocost_inuse_shortage, TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, u32 old_inuse, u32 new_inuse, @@ -108,7 +119,7 @@ DEFINE_EVENT(iocg_inuse_update, iocost_inuse_takeback, old_hw_inuse, new_hw_inuse) ); -DEFINE_EVENT(iocg_inuse_update, iocost_inuse_giveaway, +DEFINE_EVENT(iocg_inuse_update, iocost_inuse_transfer, TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, u32 old_inuse, u32 new_inuse, @@ -118,7 +129,7 @@ DEFINE_EVENT(iocg_inuse_update, iocost_inuse_giveaway, old_hw_inuse, new_hw_inuse) ); -DEFINE_EVENT(iocg_inuse_update, iocost_inuse_reset, +DEFINE_EVENT(iocg_inuse_update, iocost_inuse_adjust, TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, u32 old_inuse, u32 new_inuse, @@ -130,12 +141,10 @@ DEFINE_EVENT(iocg_inuse_update, iocost_inuse_reset, TRACE_EVENT(iocost_ioc_vrate_adj, - TP_PROTO(struct ioc *ioc, u64 new_vrate, u32 (*missed_ppm)[2], - u32 rq_wait_pct, int nr_lagging, int nr_shortages, - int nr_surpluses), + TP_PROTO(struct ioc *ioc, u64 new_vrate, u32 *missed_ppm, + u32 rq_wait_pct, int nr_lagging, int nr_shortages), - TP_ARGS(ioc, new_vrate, missed_ppm, rq_wait_pct, nr_lagging, nr_shortages, - nr_surpluses), + TP_ARGS(ioc, new_vrate, missed_ppm, rq_wait_pct, nr_lagging, nr_shortages), TP_STRUCT__entry ( __string(devname, ioc_name(ioc)) @@ -147,28 +156,66 @@ TRACE_EVENT(iocost_ioc_vrate_adj, __field(u32, rq_wait_pct) __field(int, nr_lagging) __field(int, nr_shortages) - __field(int, nr_surpluses) ), TP_fast_assign( __assign_str(devname, ioc_name(ioc)); - __entry->old_vrate = atomic64_read(&ioc->vtime_rate);; + __entry->old_vrate = atomic64_read(&ioc->vtime_rate); __entry->new_vrate = new_vrate; __entry->busy_level = ioc->busy_level; - __entry->read_missed_ppm = (*missed_ppm)[READ]; - __entry->write_missed_ppm = (*missed_ppm)[WRITE]; + __entry->read_missed_ppm = missed_ppm[READ]; + __entry->write_missed_ppm = missed_ppm[WRITE]; __entry->rq_wait_pct = rq_wait_pct; __entry->nr_lagging = nr_lagging; __entry->nr_shortages = nr_shortages; - __entry->nr_surpluses = nr_surpluses; ), - TP_printk("[%s] vrate=%llu->%llu busy=%d missed_ppm=%u:%u rq_wait_pct=%u lagging=%d shortages=%d surpluses=%d", + TP_printk("[%s] vrate=%llu->%llu busy=%d missed_ppm=%u:%u rq_wait_pct=%u lagging=%d shortages=%d", __get_str(devname), __entry->old_vrate, __entry->new_vrate, __entry->busy_level, __entry->read_missed_ppm, __entry->write_missed_ppm, - __entry->rq_wait_pct, __entry->nr_lagging, __entry->nr_shortages, - __entry->nr_surpluses + __entry->rq_wait_pct, __entry->nr_lagging, __entry->nr_shortages + ) +); + +TRACE_EVENT(iocost_iocg_forgive_debt, + + TP_PROTO(struct ioc_gq *iocg, const char *path, struct ioc_now *now, + u32 usage_pct, u64 old_debt, u64 new_debt, + u64 old_delay, u64 new_delay), + + TP_ARGS(iocg, path, now, usage_pct, + old_debt, new_debt, old_delay, new_delay), + + TP_STRUCT__entry ( + __string(devname, ioc_name(iocg->ioc)) + __string(cgroup, path) + __field(u64, now) + __field(u64, vnow) + __field(u32, usage_pct) + __field(u64, old_debt) + __field(u64, new_debt) + __field(u64, old_delay) + __field(u64, new_delay) + ), + + TP_fast_assign( + __assign_str(devname, ioc_name(iocg->ioc)); + __assign_str(cgroup, path); + __entry->now = now->now; + __entry->vnow = now->vnow; + __entry->usage_pct = usage_pct; + __entry->old_debt = old_debt; + __entry->new_debt = new_debt; + __entry->old_delay = old_delay; + __entry->new_delay = new_delay; + ), + + TP_printk("[%s:%s] now=%llu:%llu usage=%u debt=%llu->%llu delay=%llu->%llu", + __get_str(devname), __get_str(cgroup), + __entry->now, __entry->vnow, __entry->usage_pct, + __entry->old_debt, __entry->new_debt, + __entry->old_delay, __entry->new_delay ) ); 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