diff --git a/mm/slab.c b/mm/slab.c index 6ad6bd5a0b3e..61800b88e241 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -1124,6 +1124,7 @@ void __init kmem_cache_init(void) struct cache_sizes *sizes; struct cache_names *names; int i; + int order; for (i = 0; i < NUM_INIT_LISTS; i++) { kmem_list3_init(&initkmem_list3[i]); @@ -1167,11 +1168,15 @@ void __init kmem_cache_init(void) cache_cache.buffer_size = ALIGN(cache_cache.buffer_size, cache_line_size()); - cache_estimate(0, cache_cache.buffer_size, cache_line_size(), 0, - &left_over, &cache_cache.num); + for (order = 0; order < MAX_ORDER; order++) { + cache_estimate(order, cache_cache.buffer_size, + cache_line_size(), 0, &left_over, &cache_cache.num); + if (cache_cache.num) + break; + } if (!cache_cache.num) BUG(); - + cache_cache.gfporder = order; cache_cache.colour = left_over / cache_cache.colour_off; cache_cache.slab_size = ALIGN(cache_cache.num * sizeof(kmem_bufctl_t) + sizeof(struct slab), cache_line_size());