X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fvmscan.h;h=0b4aa56761dc3db9f461412c35fc7b105f3189d7;hb=5defe623568273e9b87da1b817e373ff087fd862;hp=c137310a96a576cab8667a814817b1ccafd798f3;hpb=7c68b363332170e4db100327ecc9e09b8a79cf29;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/vmscan.h b/instrumentation/events/lttng-module/vmscan.h
index c137310a..0b4aa567 100644
--- a/instrumentation/events/lttng-module/vmscan.h
+++ b/instrumentation/events/lttng-module/vmscan.h
@@ -212,7 +212,11 @@ TRACE_EVENT(mm_shrink_slab_start,
 
 	TP_fast_assign(
 		tp_assign(shr,shr)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+		tp_assign(shrink, shr->scan_objects)
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 		tp_assign(shrink, shr->shrink)
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 		tp_assign(nr_objects_to_shrink, nr_objects_to_shrink)
 		tp_assign(gfp_flags, sc->gfp_mask)
 		tp_assign(pgs_scanned, pgs_scanned)
@@ -234,6 +238,44 @@ TRACE_EVENT(mm_shrink_slab_start,
 		__entry->total_scan)
 )
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
+TRACE_EVENT(mm_shrink_slab_end,
+	TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
+		long unused_scan_cnt, long new_scan_cnt, long total_scan),
+
+	TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt,
+		total_scan),
+
+	TP_STRUCT__entry(
+		__field(struct shrinker *, shr)
+		__field(int, nid)
+		__field(void *, shrink)
+		__field(long, unused_scan)
+		__field(long, new_scan)
+		__field(int, retval)
+		__field(long, total_scan)
+	),
+
+	TP_fast_assign(
+		tp_assign(shr, shr)
+		tp_assign(nid, nid)
+		tp_assign(shrink, shr->scan_objects)
+		tp_assign(unused_scan, unused_scan_cnt)
+		tp_assign(new_scan, new_scan_cnt)
+		tp_assign(retval, shrinker_retval)
+		tp_assign(total_scan, total_scan)
+	),
+
+	TP_printk("%pF %p: nid %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
+		__entry->shrink,
+		__entry->shr,
+		__entry->nid,
+		__entry->unused_scan,
+		__entry->new_scan,
+		__entry->total_scan,
+		__entry->retval)
+)
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
 TRACE_EVENT(mm_shrink_slab_end,
 	TP_PROTO(struct shrinker *shr, int shrinker_retval,
 		long unused_scan_cnt, long new_scan_cnt),
@@ -251,7 +293,11 @@ TRACE_EVENT(mm_shrink_slab_end,
 
 	TP_fast_assign(
 		tp_assign(shr, shr)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+		tp_assign(shrink, shr->scan_objects)
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 		tp_assign(shrink, shr->shrink)
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 		tp_assign(unused_scan, unused_scan_cnt)
 		tp_assign(new_scan, new_scan_cnt)
 		tp_assign(retval, shrinker_retval)
@@ -266,6 +312,7 @@ TRACE_EVENT(mm_shrink_slab_end,
 		__entry->total_scan,
 		__entry->retval)
 )
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
 #endif
 
 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
@@ -485,7 +532,10 @@ TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
 #endif
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
-TRACE_EVENT(replace_swap_token,
+TRACE_EVENT_MAP(replace_swap_token,
+
+	mm_vmscan_replace_swap_token,
+
 	TP_PROTO(struct mm_struct *old_mm,
 		 struct mm_struct *new_mm),
 
@@ -510,7 +560,7 @@ TRACE_EVENT(replace_swap_token,
 		  __entry->new_mm, __entry->new_prio)
 )
 
-DECLARE_EVENT_CLASS(put_swap_token_template,
+DECLARE_EVENT_CLASS(mm_vmscan_put_swap_token_template,
 	TP_PROTO(struct mm_struct *swap_token_mm),
 
 	TP_ARGS(swap_token_mm),
@@ -526,18 +576,27 @@ DECLARE_EVENT_CLASS(put_swap_token_template,
 	TP_printk("token_mm=%p", __entry->swap_token_mm)
 )
 
-DEFINE_EVENT(put_swap_token_template, put_swap_token,
+DEFINE_EVENT_MAP(mm_vmscan_put_swap_token_template, put_swap_token,
+
+	mm_vmscan_put_swap_token,
+
 	TP_PROTO(struct mm_struct *swap_token_mm),
 	TP_ARGS(swap_token_mm)
 )
 
-DEFINE_EVENT_CONDITION(put_swap_token_template, disable_swap_token,
+DEFINE_EVENT_CONDITION_MAP(mm_vmscan_put_swap_token_template, disable_swap_token,
+
+	mm_vmscan_disable_swap_token,
+
 	TP_PROTO(struct mm_struct *swap_token_mm),
 	TP_ARGS(swap_token_mm),
 	TP_CONDITION(swap_token_mm != NULL)
 )
 
-TRACE_EVENT_CONDITION(update_swap_token_priority,
+TRACE_EVENT_CONDITION_MAP(update_swap_token_priority,
+
+	mm_vmscan_update_swap_token_priority,
+
 	TP_PROTO(struct mm_struct *mm,
 		 unsigned int old_prio,
 		 struct mm_struct *swap_token_mm),