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-rw-r--r--mm/slub.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 5a5e7f5bf799..c01a7a3001d2 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1844,6 +1844,7 @@ static inline int calculate_order(int size)
1844 int order; 1844 int order;
1845 int min_objects; 1845 int min_objects;
1846 int fraction; 1846 int fraction;
1847 int max_objects;
1847 1848
1848 /* 1849 /*
1849 * Attempt to find best configuration for a slab. This 1850 * Attempt to find best configuration for a slab. This
@@ -1856,6 +1857,9 @@ static inline int calculate_order(int size)
1856 min_objects = slub_min_objects; 1857 min_objects = slub_min_objects;
1857 if (!min_objects) 1858 if (!min_objects)
1858 min_objects = 4 * (fls(nr_cpu_ids) + 1); 1859 min_objects = 4 * (fls(nr_cpu_ids) + 1);
1860 max_objects = (PAGE_SIZE << slub_max_order)/size;
1861 min_objects = min(min_objects, max_objects);
1862
1859 while (min_objects > 1) { 1863 while (min_objects > 1) {
1860 fraction = 16; 1864 fraction = 16;
1861 while (fraction >= 4) { 1865 while (fraction >= 4) {
@@ -1865,7 +1869,7 @@ static inline int calculate_order(int size)
1865 return order; 1869 return order;
1866 fraction /= 2; 1870 fraction /= 2;
1867 } 1871 }
1868 min_objects /= 2; 1872 min_objects --;
1869 } 1873 }
1870 1874
1871 /* 1875 /*