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-rw-r--r--include/trace/events/vmscan.h15
-rw-r--r--mm/vmscan.c2
2 files changed, 12 insertions, 5 deletions
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
index 1dd5e773114c..69590b6ffc09 100644
--- a/include/trace/events/vmscan.h
+++ b/include/trace/events/vmscan.h
@@ -191,6 +191,7 @@ TRACE_EVENT(mm_shrink_slab_start,
TP_STRUCT__entry(
__field(struct shrinker *, shr)
__field(void *, shrink)
+ __field(int, nid)
__field(long, nr_objects_to_shrink)
__field(gfp_t, gfp_flags)
__field(unsigned long, pgs_scanned)
@@ -203,6 +204,7 @@ TRACE_EVENT(mm_shrink_slab_start,
TP_fast_assign(
__entry->shr = shr;
__entry->shrink = shr->scan_objects;
+ __entry->nid = sc->nid;
__entry->nr_objects_to_shrink = nr_objects_to_shrink;
__entry->gfp_flags = sc->gfp_mask;
__entry->pgs_scanned = pgs_scanned;
@@ -212,9 +214,10 @@ TRACE_EVENT(mm_shrink_slab_start,
__entry->total_scan = total_scan;
),
- TP_printk("%pF %p: objects to shrink %ld gfp_flags %s pgs_scanned %ld lru_pgs %ld cache items %ld delta %lld total_scan %ld",
+ TP_printk("%pF %p: nid: %d objects to shrink %ld gfp_flags %s pgs_scanned %ld lru_pgs %ld cache items %ld delta %lld total_scan %ld",
__entry->shrink,
__entry->shr,
+ __entry->nid,
__entry->nr_objects_to_shrink,
show_gfp_flags(__entry->gfp_flags),
__entry->pgs_scanned,
@@ -225,13 +228,15 @@ TRACE_EVENT(mm_shrink_slab_start,
);
TRACE_EVENT(mm_shrink_slab_end,
- TP_PROTO(struct shrinker *shr, int shrinker_retval,
+ TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
long unused_scan_cnt, long new_scan_cnt, long total_scan),
- TP_ARGS(shr, shrinker_retval, unused_scan_cnt, new_scan_cnt, 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)
@@ -241,6 +246,7 @@ TRACE_EVENT(mm_shrink_slab_end,
TP_fast_assign(
__entry->shr = shr;
+ __entry->nid = nid;
__entry->shrink = shr->scan_objects;
__entry->unused_scan = unused_scan_cnt;
__entry->new_scan = new_scan_cnt;
@@ -248,9 +254,10 @@ TRACE_EVENT(mm_shrink_slab_end,
__entry->total_scan = total_scan;
),
- TP_printk("%pF %p: unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
+ 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,
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 15e93158bd0b..9253e188000f 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -324,7 +324,7 @@ shrink_slab_node(struct shrink_control *shrinkctl, struct shrinker *shrinker,
else
new_nr = atomic_long_read(&shrinker->nr_deferred[nid]);
- trace_mm_shrink_slab_end(shrinker, freed, nr, new_nr, total_scan);
+ trace_mm_shrink_slab_end(shrinker, nid, freed, nr, new_nr, total_scan);
return freed;
}