From 5a7dfbcbbdb683e6f704966e73c02f4ba8eb6014 Mon Sep 17 00:00:00 2001 From: Frederic Weisbecker Date: Thu, 23 Apr 2026 18:53:53 +0200 Subject: timers/migration: Handle capacity in connect tracepoints This let tracers know to which hierarchy a CPU belongs to. Signed-off-by: Frederic Weisbecker Signed-off-by: Thomas Gleixner Link: https://patch.msgid.link/20260423165354.95152-6-frederic@kernel.org --- include/trace/events/timer_migration.h | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'include') diff --git a/include/trace/events/timer_migration.h b/include/trace/events/timer_migration.h index 61171b13c687..0b135e9301b1 100644 --- a/include/trace/events/timer_migration.h +++ b/include/trace/events/timer_migration.h @@ -33,15 +33,16 @@ TRACE_EVENT(tmigr_group_set, TRACE_EVENT(tmigr_connect_child_parent, - TP_PROTO(struct tmigr_group *child), + TP_PROTO(struct tmigr_hierarchy *hier, struct tmigr_group *child), - TP_ARGS(child), + TP_ARGS(hier, child), TP_STRUCT__entry( __field( void *, child ) __field( void *, parent ) __field( unsigned int, lvl ) __field( unsigned int, numa_node ) + __field( unsigned int, capacity ) __field( unsigned int, num_children ) __field( u32, groupmask ) ), @@ -51,26 +52,28 @@ TRACE_EVENT(tmigr_connect_child_parent, __entry->parent = child->parent; __entry->lvl = child->parent->level; __entry->numa_node = child->parent->numa_node; + __entry->capacity = hier->capacity; __entry->num_children = child->parent->num_children; __entry->groupmask = child->groupmask; ), - TP_printk("group=%p groupmask=%0x parent=%p lvl=%d numa=%d num_children=%d", - __entry->child, __entry->groupmask, __entry->parent, - __entry->lvl, __entry->numa_node, __entry->num_children) + TP_printk("group=%p groupmask=%0x parent=%p lvl=%d numa=%d capacity=%d num_children=%d", + __entry->child, __entry->groupmask, __entry->parent, __entry->lvl, + __entry->numa_node, __entry->capacity, __entry->num_children) ); TRACE_EVENT(tmigr_connect_cpu_parent, - TP_PROTO(struct tmigr_cpu *tmc), + TP_PROTO(struct tmigr_hierarchy *hier, struct tmigr_cpu *tmc), - TP_ARGS(tmc), + TP_ARGS(hier, tmc), TP_STRUCT__entry( __field( void *, parent ) __field( unsigned int, cpu ) __field( unsigned int, lvl ) __field( unsigned int, numa_node ) + __field( unsigned int, capacity ) __field( unsigned int, num_children ) __field( u32, groupmask ) ), @@ -80,13 +83,14 @@ TRACE_EVENT(tmigr_connect_cpu_parent, __entry->cpu = tmc->cpuevt.cpu; __entry->lvl = tmc->tmgroup->level; __entry->numa_node = tmc->tmgroup->numa_node; + __entry->capacity = hier->capacity; __entry->num_children = tmc->tmgroup->num_children; __entry->groupmask = tmc->groupmask; ), - TP_printk("cpu=%d groupmask=%0x parent=%p lvl=%d numa=%d num_children=%d", - __entry->cpu, __entry->groupmask, __entry->parent, - __entry->lvl, __entry->numa_node, __entry->num_children) + TP_printk("cpu=%d groupmask=%0x parent=%p lvl=%d numa=%d capacity=%d num_children=%d", + __entry->cpu, __entry->groupmask, __entry->parent, __entry->lvl, + __entry->numa_node, __entry->capacity, __entry->num_children) ); DECLARE_EVENT_CLASS(tmigr_group_and_cpu, -- cgit v1.2.3