diff options
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 9f844e8b92df..65c6a720d8ec 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -320,6 +320,10 @@ static unsigned long do_shrink_slab(struct shrink_control *shrinkctl, int nid = shrinkctl->nid; long batch_size = shrinker->batch ? shrinker->batch : SHRINK_BATCH; + long min_cache_size = batch_size; + + if (current_is_kswapd()) + min_cache_size = 0; freeable = shrinker->count_objects(shrinker, shrinkctl); if (freeable == 0) @@ -385,7 +389,7 @@ static unsigned long do_shrink_slab(struct shrink_control *shrinkctl, * scanning at high prio and therefore should try to reclaim as much as * possible. */ - while (total_scan >= batch_size || + while (total_scan > min_cache_size || total_scan >= freeable) { unsigned long ret; unsigned long nr_to_scan = min(batch_size, total_scan); |