X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fkmem.h;h=cde2a20fdf945bbf83a70977b29b44c16096b900;hb=8b83133133cfa305193f093ceba28a95d31381eb;hp=203a19cc4d38358621d724fac86f116234f6f9ca;hpb=e860f019a864d2527f75264a68bff4bc96ca048b;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/kmem.h b/instrumentation/events/lttng-module/kmem.h
index 203a19cc..cde2a20f 100644
--- a/instrumentation/events/lttng-module/kmem.h
+++ b/instrumentation/events/lttng-module/kmem.h
@@ -286,7 +286,49 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_PRINT(mm_page, mm_page_pcpu_drain,
 		__entry->order, __entry->migratetype)
 )
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,30))
+
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
+
+	TP_PROTO(struct page *page,
+		int alloc_order, int fallback_order,
+		int alloc_migratetype, int fallback_migratetype, int new_migratetype),
+
+	TP_ARGS(page,
+		alloc_order, fallback_order,
+		alloc_migratetype, fallback_migratetype, new_migratetype),
+
+	TP_STRUCT__entry(
+		__field_hex(	struct page *,	page			)
+		__field(	int,		alloc_order		)
+		__field(	int,		fallback_order		)
+		__field(	int,		alloc_migratetype	)
+		__field(	int,		fallback_migratetype	)
+		__field(	int,		change_ownership	)
+	),
+
+	TP_fast_assign(
+		tp_assign(page, page)
+		tp_assign(alloc_order, alloc_order)
+		tp_assign(fallback_order, fallback_order)
+		tp_assign(alloc_migratetype, alloc_migratetype)
+		tp_assign(fallback_migratetype, fallback_migratetype)
+		tp_assign(change_ownership, (new_migratetype == alloc_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->change_ownership)
+)
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 
 LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,