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-rw-r--r--mm/slab.c35
1 files changed, 14 insertions, 21 deletions
diff --git a/mm/slab.c b/mm/slab.c
index 06236e4ddc1b..e76eee466886 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -406,7 +406,7 @@ struct kmem_cache {
unsigned int dflags; /* dynamic flags */
/* constructor func */
- void (*ctor)(struct kmem_cache *, void *);
+ void (*ctor)(void *obj);
/* 5) cache creation/removal */
const char *name;
@@ -1901,15 +1901,7 @@ static void check_poison_obj(struct kmem_cache *cachep, void *objp)
#endif
#if DEBUG
-/**
- * slab_destroy_objs - destroy a slab and its objects
- * @cachep: cache pointer being destroyed
- * @slabp: slab pointer being destroyed
- *
- * Call the registered destructor for each object in a slab that is being
- * destroyed.
- */
-static void slab_destroy_objs(struct kmem_cache *cachep, struct slab *slabp)
+static void slab_destroy_debugcheck(struct kmem_cache *cachep, struct slab *slabp)
{
int i;
for (i = 0; i < cachep->num; i++) {
@@ -1938,7 +1930,7 @@ static void slab_destroy_objs(struct kmem_cache *cachep, struct slab *slabp)
}
}
#else
-static void slab_destroy_objs(struct kmem_cache *cachep, struct slab *slabp)
+static void slab_destroy_debugcheck(struct kmem_cache *cachep, struct slab *slabp)
{
}
#endif
@@ -1956,7 +1948,7 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slabp)
{
void *addr = slabp->s_mem - slabp->colouroff;
- slab_destroy_objs(cachep, slabp);
+ slab_destroy_debugcheck(cachep, slabp);
if (unlikely(cachep->flags & SLAB_DESTROY_BY_RCU)) {
struct slab_rcu *slab_rcu;
@@ -2145,8 +2137,7 @@ static int __init_refok setup_cpu_cache(struct kmem_cache *cachep)
*/
struct kmem_cache *
kmem_cache_create (const char *name, size_t size, size_t align,
- unsigned long flags,
- void (*ctor)(struct kmem_cache *, void *))
+ unsigned long flags, void (*ctor)(void *))
{
size_t left_over, slab_size, ralign;
struct kmem_cache *cachep = NULL, *pc;
@@ -2454,7 +2445,7 @@ static void drain_cpu_caches(struct kmem_cache *cachep)
struct kmem_list3 *l3;
int node;
- on_each_cpu(do_drain, cachep, 1, 1);
+ on_each_cpu(do_drain, cachep, 1);
check_irq_on();
for_each_online_node(node) {
l3 = cachep->nodelists[node];
@@ -2661,7 +2652,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
* They must also be threaded.
*/
if (cachep->ctor && !(cachep->flags & SLAB_POISON))
- cachep->ctor(cachep, objp + obj_offset(cachep));
+ cachep->ctor(objp + obj_offset(cachep));
if (cachep->flags & SLAB_RED_ZONE) {
if (*dbg_redzone2(cachep, objp) != RED_INACTIVE)
@@ -2677,7 +2668,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
cachep->buffer_size / PAGE_SIZE, 0);
#else
if (cachep->ctor)
- cachep->ctor(cachep, objp);
+ cachep->ctor(objp);
#endif
slab_bufctl(slabp)[i] = i + 1;
}
@@ -3101,7 +3092,7 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
#endif
objp += obj_offset(cachep);
if (cachep->ctor && cachep->flags & SLAB_POISON)
- cachep->ctor(cachep, objp);
+ cachep->ctor(objp);
#if ARCH_SLAB_MINALIGN
if ((u32)objp & (ARCH_SLAB_MINALIGN-1)) {
printk(KERN_ERR "0x%p: not aligned to ARCH_SLAB_MINALIGN=%d\n",
@@ -3263,9 +3254,12 @@ retry:
if (cpuset_zone_allowed_hardwall(zone, flags) &&
cache->nodelists[nid] &&
- cache->nodelists[nid]->free_objects)
+ cache->nodelists[nid]->free_objects) {
obj = ____cache_alloc_node(cache,
flags | GFP_THISNODE, nid);
+ if (obj)
+ break;
+ }
}
if (!obj) {
@@ -3936,7 +3930,7 @@ static int do_tune_cpucache(struct kmem_cache *cachep, int limit,
}
new->cachep = cachep;
- on_each_cpu(do_ccupdate_local, (void *)new, 1, 1);
+ on_each_cpu(do_ccupdate_local, (void *)new, 1);
check_irq_on();
cachep->batchcount = batchcount;
@@ -4478,4 +4472,3 @@ size_t ksize(const void *objp)
return obj_size(virt_to_cache(objp));
}
-EXPORT_SYMBOL(ksize);
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