Re: [PATCH v10 19/20] timer_migration: Add tracepoints

[Frederic Weisbecker]

Le Mon, Jan 15, 2024 at 03:37:42PM +0100, Anna-Maria Behnsen a écrit :
> +TRACE_EVENT(tmigr_connect_child_parent,
> +
> +	TP_PROTO(struct tmigr_group *child),
> +
> +	TP_ARGS(child),
> +
> +	TP_STRUCT__entry(
> +		__field( void *,	child		)
> +		__field( void *,	parent		)
> +		__field( unsigned int,	lvl		)
> +		__field( unsigned int,	numa_node	)
> +		__field( unsigned int,	num_children	)
> +		__field( u32,		childmask	)
> +	),
> +
> +	TP_fast_assign(
> +		__entry->child		= child;
> +		__entry->parent		= child->parent;
> +		__entry->lvl		= child->parent->level;
> +		__entry->numa_node	= child->parent->numa_node;
> +		__entry->numa_node	= child->parent->num_children;

__entry->num_children ?

> +		__entry->childmask	= child->childmask;
> +	),
> +
> +	TP_printk("group=%p childmask=%0x parent=%p lvl=%d numa=%d num_children=%d",
> +		  __entry->child,  __entry->childmask, __entry->parent,
> +		  __entry->lvl, __entry->numa_node, __entry->num_children)
> +);
> +
> +TRACE_EVENT(tmigr_connect_cpu_parent,
> +
> +	TP_PROTO(struct tmigr_cpu *tmc),
> +
> +	TP_ARGS(tmc),
> +
> +	TP_STRUCT__entry(
> +		__field( void *,	parent		)
> +		__field( unsigned int,	cpu		)
> +		__field( unsigned int,	lvl		)
> +		__field( unsigned int,	numa_node	)
> +		__field( unsigned int,	num_children	)
> +		__field( u32,		childmask	)
> +	),
> +
> +	TP_fast_assign(
> +		__entry->parent		= tmc->tmgroup;
> +		__entry->cpu		= tmc->cpuevt.cpu;
> +		__entry->lvl		= tmc->tmgroup->level;
> +		__entry->numa_node	= tmc->tmgroup->numa_node;
> +		__entry->numa_node	= tmc->tmgroup->num_children;

Ditto.

Thanks.