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| author |   Dave Hansen <dave.hansen@linux.intel.com> | 2014-06-04 16:08:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-04 16:54:04 -0700 |
| commit | df9024a8c5a3e031c5df26386f74ffed1b8fc095 (patch) | |
| tree | e068ffa9b6481ed33a8c46a895c430b35569cebf /include | |
| parent | mm: shrinker trace points: fix negatives (diff) | |
| download | linux-dev-df9024a8c5a3e031c5df26386f74ffed1b8fc095.tar.xz linux-dev-df9024a8c5a3e031c5df26386f74ffed1b8fc095.zip | |
mm: shrinker: add nid to tracepoint output
Now that we are doing NUMA-aware shrinking, and can have shrinkers
running in parallel, or working on individual nodes, it seems like we
should also be sticking the node in the output.
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Dave Chinner <david@fromorbit.com>
Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/vmscan.h | 15 |
1 files changed, 11 insertions, 4 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, |