[PATCH] mm: Cleanup in do_shrink_slab()

[Kirill Tkhai]

Group long variables together to minimize number of occupied lines
and place all definitions in back Christmas tree order. Also,
simplify expression around batch_size: use all power of C language!

Signed-off-by: Kirill Tkhai <ktk...@virtuozzo.com>
---
 mm/vmscan.c |   11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 9918bfc1d2f9..636657213b9b 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -445,16 +445,11 @@ EXPORT_SYMBOL(unregister_shrinker);
 static unsigned long do_shrink_slab(struct shrink_control *shrinkctl,
                                    struct shrinker *shrinker, int priority)
 {
-       unsigned long freed = 0;
+       long total_scan, freeable, nr, new_nr, next_deferred, scanned = 0;
+       long batch_size = shrinker->batch ? : SHRINK_BATCH;
        unsigned long long delta;
-       long total_scan;
-       long freeable;
-       long nr;
-       long new_nr;
        int nid = shrinkctl->nid;
-       long batch_size = shrinker->batch ? shrinker->batch
-                                         : SHRINK_BATCH;
-       long scanned = 0, next_deferred;
+       unsigned long freed = 0;
 
        freeable = shrinker->count_objects(shrinker, shrinkctl);
        if (freeable == 0 || freeable == SHRINK_EMPTY)