1 files changed, 308 insertions, 0 deletions
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
new file mode 100644
index 00000000..5f889f16
--- /dev/null
+++ b/include/trace/events/kmem.h
@@ -0,0 +1,308 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM kmem
+
+#if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_KMEM_H
+
+#include <linux/types.h>
+#include <linux/tracepoint.h>
+#include "gfpflags.h"
+
+DECLARE_EVENT_CLASS(kmem_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=%s",
+		__entry->call_site,
+		__entry->ptr,
+		__entry->bytes_req,
+		__entry->bytes_alloc,
+		show_gfp_flags(__entry->gfp_flags))
+);
+
+DEFINE_EVENT(kmem_alloc, 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)
+);
+
+DEFINE_EVENT(kmem_alloc, 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)
+);
+
+DECLARE_EVENT_CLASS(kmem_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=%s node=%d",
+		__entry->call_site,
+		__entry->ptr,
+		__entry->bytes_req,
+		__entry->bytes_alloc,
+		show_gfp_flags(__entry->gfp_flags),
+		__entry->node)
+);
+
+DEFINE_EVENT(kmem_alloc_node, 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)
+);
+
+DEFINE_EVENT(kmem_alloc_node, 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)
+);
+
+DECLARE_EVENT_CLASS(kmem_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)
+);
+
+DEFINE_EVENT(kmem_free, kfree,
+
+	TP_PROTO(unsigned long call_site, const void *ptr),
+
+	TP_ARGS(call_site, ptr)
+);
+
+DEFINE_EVENT(kmem_free, kmem_cache_free,
+
+	TP_PROTO(unsigned long call_site, const void *ptr),
+
+	TP_ARGS(call_site, ptr)
+);
+
+TRACE_EVENT(mm_page_free,
+
+	TP_PROTO(struct page *page, unsigned int order),
+
+	TP_ARGS(page, order),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%d",
+			__entry->page,
+			page_to_pfn(__entry->page),
+			__entry->order)
+);
+
+TRACE_EVENT(mm_page_free_batched,
+
+	TP_PROTO(struct page *page, int cold),
+
+	TP_ARGS(page, cold),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	int,		cold		)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->cold		= cold;
+	),
+
+	TP_printk("page=%p pfn=%lu order=0 cold=%d",
+			__entry->page,
+			page_to_pfn(__entry->page),
+			__entry->cold)
+);
+
+TRACE_EVENT(mm_page_alloc,
+
+	TP_PROTO(struct page *page, unsigned int order,
+			gfp_t gfp_flags, int migratetype),
+
+	TP_ARGS(page, order, gfp_flags, migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+		__field(	gfp_t,		gfp_flags	)
+		__field(	int,		migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+		__entry->gfp_flags	= gfp_flags;
+		__entry->migratetype	= migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->order,
+		__entry->migratetype,
+		show_gfp_flags(__entry->gfp_flags))
+);
+
+DECLARE_EVENT_CLASS(mm_page,
+
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+		__field(	int,		migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+		__entry->migratetype	= migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->order,
+		__entry->migratetype,
+		__entry->order == 0)
+);
+
+DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
+
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype)
+);
+
+DEFINE_EVENT_PRINT(mm_page, mm_page_pcpu_drain,
+
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype),
+
+	TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
+		__entry->page, page_to_pfn(__entry->page),
+		__entry->order, __entry->migratetype)
+);
+
+TRACE_EVENT(mm_page_alloc_extfrag,
+
+	TP_PROTO(struct page *page,
+			int alloc_order, int fallback_order,
+			int alloc_migratetype, int fallback_migratetype),
+
+	TP_ARGS(page,
+		alloc_order, fallback_order,
+		alloc_migratetype, fallback_migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page			)
+		__field(	int,		alloc_order		)
+		__field(	int,		fallback_order		)
+		__field(	int,		alloc_migratetype	)
+		__field(	int,		fallback_migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page			= page;
+		__entry->alloc_order		= alloc_order;
+		__entry->fallback_order		= fallback_order;
+		__entry->alloc_migratetype	= alloc_migratetype;
+		__entry->fallback_migratetype	= fallback_migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->alloc_order,
+		__entry->fallback_order,
+		pageblock_order,
+		__entry->alloc_migratetype,
+		__entry->fallback_migratetype,
+		__entry->fallback_order < pageblock_order,
+		__entry->alloc_migratetype == __entry->fallback_migratetype)
+);
+
+#endif /* _TRACE_KMEM_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>