diff options
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index ce93194e73dd..34ec91b44f90 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -773,7 +773,11 @@ void shrinker_to_text(struct seq_buf *out, struct shrinker *shrinker) struct shrink_control sc = { .gfp_mask = GFP_KERNEL, }; seq_buf_puts(out, shrinker->name); - seq_buf_printf(out, " objects: %lu\n", shrinker->count_objects(shrinker, &sc)); + seq_buf_putc(out, '\n'); + + seq_buf_printf(out, "objects: %lu\n", shrinker->count_objects(shrinker, &sc)); + seq_buf_printf(out, "requested to free: %lu\n", atomic_long_read(&shrinker->objects_requested_to_free)); + seq_buf_printf(out, "objects freed: %lu\n", atomic_long_read(&shrinker->objects_freed)); if (shrinker->to_text) { shrinker->to_text(out, shrinker); @@ -904,12 +908,16 @@ static unsigned long do_shrink_slab(struct shrink_control *shrinkctl, unsigned long ret; unsigned long nr_to_scan = min(batch_size, total_scan); + atomic_long_add(nr_to_scan, &shrinker->objects_requested_to_free); + shrinkctl->nr_to_scan = nr_to_scan; shrinkctl->nr_scanned = nr_to_scan; ret = shrinker->scan_objects(shrinker, shrinkctl); if (ret == SHRINK_STOP) break; + freed += ret; + atomic_long_add(ret, &shrinker->objects_freed); count_vm_events(SLABS_SCANNED, shrinkctl->nr_scanned); total_scan -= shrinkctl->nr_scanned; |