diff options
| -rw-r--r-- | mm/slab.c | 14 | ||||
| -rw-r--r-- | mm/slub.c | 3 |
2 files changed, 5 insertions, 12 deletions
@@ -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; @@ -411,7 +411,7 @@ static void set_track(struct kmem_cache *s, void *object, if (addr) { p->addr = addr; p->cpu = smp_processor_id(); - p->pid = current ? current->pid : -1; + p->pid = current->pid; p->when = jiffies; } else memset(p, 0, sizeof(struct track)); @@ -2766,6 +2766,7 @@ void kfree(const void *x) page = virt_to_head_page(x); if (unlikely(!PageSlab(page))) { + BUG_ON(!PageCompound(page)); put_page(page); return; } |