aboutsummaryrefslogtreecommitdiffstats
path: root/mm/slab.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c46
1 files changed, 23 insertions, 23 deletions
diff --git a/mm/slab.c b/mm/slab.c
index b03b2e46b806..ff31261fd24f 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -304,11 +304,11 @@ struct kmem_list3 {
304/* 304/*
305 * Need this for bootstrapping a per node allocator. 305 * Need this for bootstrapping a per node allocator.
306 */ 306 */
307#define NUM_INIT_LISTS (2 * MAX_NUMNODES + 1) 307#define NUM_INIT_LISTS (3 * MAX_NUMNODES)
308struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS]; 308struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS];
309#define CACHE_CACHE 0 309#define CACHE_CACHE 0
310#define SIZE_AC 1 310#define SIZE_AC MAX_NUMNODES
311#define SIZE_L3 (1 + MAX_NUMNODES) 311#define SIZE_L3 (2 * MAX_NUMNODES)
312 312
313static int drain_freelist(struct kmem_cache *cache, 313static int drain_freelist(struct kmem_cache *cache,
314 struct kmem_list3 *l3, int tofree); 314 struct kmem_list3 *l3, int tofree);
@@ -1410,6 +1410,22 @@ static void init_list(struct kmem_cache *cachep, struct kmem_list3 *list,
1410} 1410}
1411 1411
1412/* 1412/*
1413 * For setting up all the kmem_list3s for cache whose buffer_size is same as
1414 * size of kmem_list3.
1415 */
1416static void __init set_up_list3s(struct kmem_cache *cachep, int index)
1417{
1418 int node;
1419
1420 for_each_online_node(node) {
1421 cachep->nodelists[node] = &initkmem_list3[index + node];
1422 cachep->nodelists[node]->next_reap = jiffies +
1423 REAPTIMEOUT_LIST3 +
1424 ((unsigned long)cachep) % REAPTIMEOUT_LIST3;
1425 }
1426}
1427
1428/*
1413 * Initialisation. Called after the page allocator have been initialised and 1429 * Initialisation. Called after the page allocator have been initialised and
1414 * before smp_init(). 1430 * before smp_init().
1415 */ 1431 */
@@ -1432,6 +1448,7 @@ void __init kmem_cache_init(void)
1432 if (i < MAX_NUMNODES) 1448 if (i < MAX_NUMNODES)
1433 cache_cache.nodelists[i] = NULL; 1449 cache_cache.nodelists[i] = NULL;
1434 } 1450 }
1451 set_up_list3s(&cache_cache, CACHE_CACHE);
1435 1452
1436 /* 1453 /*
1437 * Fragmentation resistance on low memory - only use bigger 1454 * Fragmentation resistance on low memory - only use bigger
@@ -1587,10 +1604,9 @@ void __init kmem_cache_init(void)
1587 { 1604 {
1588 int nid; 1605 int nid;
1589 1606
1590 /* Replace the static kmem_list3 structures for the boot cpu */
1591 init_list(&cache_cache, &initkmem_list3[CACHE_CACHE], node);
1592
1593 for_each_online_node(nid) { 1607 for_each_online_node(nid) {
1608 init_list(&cache_cache, &initkmem_list3[CACHE_CACHE], nid);
1609
1594 init_list(malloc_sizes[INDEX_AC].cs_cachep, 1610 init_list(malloc_sizes[INDEX_AC].cs_cachep,
1595 &initkmem_list3[SIZE_AC + nid], nid); 1611 &initkmem_list3[SIZE_AC + nid], nid);
1596 1612
@@ -1960,22 +1976,6 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slabp)
1960 } 1976 }
1961} 1977}
1962 1978
1963/*
1964 * For setting up all the kmem_list3s for cache whose buffer_size is same as
1965 * size of kmem_list3.
1966 */
1967static void __init set_up_list3s(struct kmem_cache *cachep, int index)
1968{
1969 int node;
1970
1971 for_each_online_node(node) {
1972 cachep->nodelists[node] = &initkmem_list3[index + node];
1973 cachep->nodelists[node]->next_reap = jiffies +
1974 REAPTIMEOUT_LIST3 +
1975 ((unsigned long)cachep) % REAPTIMEOUT_LIST3;
1976 }
1977}
1978
1979static void __kmem_cache_destroy(struct kmem_cache *cachep) 1979static void __kmem_cache_destroy(struct kmem_cache *cachep)
1980{ 1980{
1981 int i; 1981 int i;
@@ -2099,7 +2099,7 @@ static int __init_refok setup_cpu_cache(struct kmem_cache *cachep)
2099 g_cpucache_up = PARTIAL_L3; 2099 g_cpucache_up = PARTIAL_L3;
2100 } else { 2100 } else {
2101 int node; 2101 int node;
2102 for_each_node_state(node, N_NORMAL_MEMORY) { 2102 for_each_online_node(node) {
2103 cachep->nodelists[node] = 2103 cachep->nodelists[node] =
2104 kmalloc_node(sizeof(struct kmem_list3), 2104 kmalloc_node(sizeof(struct kmem_list3),
2105 GFP_KERNEL, node); 2105 GFP_KERNEL, node);