slab: remove SLAB_LIMIT

It's useless now, so remove it.

Acked-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Pekka Enberg <penberg@iki.fi>

diff --git a/mm/slab.c b/mm/slab.c
index 6ced1cc..c271d5b 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -163,8 +163,6 @@
  */
 static bool pfmemalloc_active __read_mostly;
 
-#define        SLAB_LIMIT      (((unsigned int)(~0U))-1)
-
 /*
  * struct slab
  *
@@ -626,8 +624,6 @@ static void cache_estimate(unsigned long gfporder, size_t buffer_size,
                mgmt_size = 0;
                nr_objs = slab_size / buffer_size;
 
-               if (nr_objs > SLAB_LIMIT)
-                       nr_objs = SLAB_LIMIT;
        } else {
                /*
                 * Ignore padding for the initial guess. The padding
@@ -648,9 +644,6 @@ static void cache_estimate(unsigned long gfporder, size_t buffer_size,
                       > slab_size)
                        nr_objs--;
 
-               if (nr_objs > SLAB_LIMIT)
-                       nr_objs = SLAB_LIMIT;
-
                mgmt_size = slab_mgmt_size(nr_objs, align);
        }
        *num = nr_objs;