path: root/include/trace/kmem.h

#if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KMEM_H

#include <linux/types.h>
#include <linux/tracepoint.h>

#undef TRACE_SYSTEM
#define TRACE_SYSTEM kmem

TRACE_EVENT(kmalloc,

	TP_PROTO(unsigned long call_site,
		 const void *ptr,
		 size_t bytes_req,
		 size_t bytes_alloc,
		 gfp_t gfp_flags),

	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
		__field(	size_t,		bytes_req	)
		__field(	size_t,		bytes_alloc	)
		__field(	gfp_t,		gfp_flags	)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
		__entry->bytes_req	= bytes_req;
		__entry->bytes_alloc	= bytes_alloc;
		__entry->gfp_flags	= gfp_flags;
	),

	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x",
		__entry->call_site,
		__entry->ptr,
		__entry->bytes_req,
		__entry->bytes_alloc,
		__entry->gfp_flags)
);

TRACE_EVENT(kmem_cache_alloc,

	TP_PROTO(unsigned long call_site,
		 const void *ptr,
		 size_t bytes_req,
		 size_t bytes_alloc,
		 gfp_t gfp_flags),

	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
		__field(	size_t,		bytes_req	)
		__field(	size_t,		bytes_alloc	)
		__field(	gfp_t,		gfp_flags	)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
		__entry->bytes_req	= bytes_req;
		__entry->bytes_alloc	= bytes_alloc;
		__entry->gfp_flags	= gfp_flags;
	),

	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x",
		__entry->call_site,
		__entry->ptr,
		__entry->bytes_req,
		__entry->bytes_alloc,
		__entry->gfp_flags)
);

TRACE_EVENT(kmalloc_node,

	TP_PROTO(unsigned long call_site,
		 const void *ptr,
		 size_t bytes_req,
		 size_t bytes_alloc,
		 gfp_t gfp_flags,
		 int node),

	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
		__field(	size_t,		bytes_req	)
		__field(	size_t,		bytes_alloc	)
		__field(	gfp_t,		gfp_flags	)
		__field(	int,		node		)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
		__entry->bytes_req	= bytes_req;
		__entry->bytes_alloc	= bytes_alloc;
		__entry->gfp_flags	= gfp_flags;
		__entry->node		= node;
	),

	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x node=%d",
		__entry->call_site,
		__entry->ptr,
		__entry->bytes_req,
		__entry->bytes_alloc,
		__entry->gfp_flags,
		__entry->node)
);

TRACE_EVENT(kmem_cache_alloc_node,

	TP_PROTO(unsigned long call_site,
		 const void *ptr,
		 size_t bytes_req,
		 size_t bytes_alloc,
		 gfp_t gfp_flags,
		 int node),

	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
		__field(	size_t,		bytes_req	)
		__field(	size_t,		bytes_alloc	)
		__field(	gfp_t,		gfp_flags	)
		__field(	int,		node		)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
		__entry->bytes_req	= bytes_req;
		__entry->bytes_alloc	= bytes_alloc;
		__entry->gfp_flags	= gfp_flags;
		__entry->node		= node;
	),

	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x node=%d",
		__entry->call_site,
		__entry->ptr,
		__entry->bytes_req,
		__entry->bytes_alloc,
		__entry->gfp_flags,
		__entry->node)
);

TRACE_EVENT(kfree,

	TP_PROTO(unsigned long call_site, const void *ptr),

	TP_ARGS(call_site, ptr),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
	),

	TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
);

TRACE_EVENT(kmem_cache_free,

	TP_PROTO(unsigned long call_site, const void *ptr),

	TP_ARGS(call_site, ptr),

	TP_STRUCT__entry(
		__field(	unsigned long,	call_site	)
		__field(	const void *,	ptr		)
	),

	TP_fast_assign(
		__entry->call_site	= call_site;
		__entry->ptr		= ptr;
	),

	TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
);

#endif