From cf4dcc3e9b374e1b61a7c22faf868707ce78d6a9 Mon Sep 17 00:00:00 2001 From: KOSAKI Motohiro Date: Mon, 9 Aug 2010 17:19:55 -0700 Subject: [PATCH] vmscan: convert direct reclaim tracepoint to DEFINE_TRACE Mel Gorman recently added some vmscan tracepoints. Unfortunately they are covered only global reclaim. But we want to trace memcg reclaim too. Thus, this patch convert them to DEFINE_TRACE macro. it help to reuse tracepoint definition for other similar usage (i.e. memcg). This patch have no functionally change. Signed-off-by: KOSAKI Motohiro Reviewed-by: KAMEZAWA Hiroyuki Acked-by: Mel Gorman Acked-by: Balbir Singh Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/trace/events/vmscan.h | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index 69789dc72100..f9f2747bc1c1 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -86,7 +86,7 @@ TRACE_EVENT(mm_vmscan_wakeup_kswapd, __entry->order) ); -TRACE_EVENT(mm_vmscan_direct_reclaim_begin, +DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template, TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), @@ -110,7 +110,15 @@ TRACE_EVENT(mm_vmscan_direct_reclaim_begin, show_gfp_flags(__entry->gfp_flags)) ); -TRACE_EVENT(mm_vmscan_direct_reclaim_end, +DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin, + + TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), + + TP_ARGS(order, may_writepage, gfp_flags) +); + + +DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template, TP_PROTO(unsigned long nr_reclaimed), @@ -127,6 +135,13 @@ TRACE_EVENT(mm_vmscan_direct_reclaim_end, TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed) ); +DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end, + + TP_PROTO(unsigned long nr_reclaimed), + + TP_ARGS(nr_reclaimed) +); + TRACE_EVENT(mm_vmscan_lru_isolate, TP_PROTO(int order, -- 2.34.1