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-rw-r--r--include/linux/slab.h4
-rw-r--r--mm/slab.c6
-rw-r--r--mm/slob.c3
3 files changed, 5 insertions, 8 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 66d6eb78d1c..a96fd9310d5 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -60,7 +60,7 @@ extern void __init kmem_cache_init(void);
extern kmem_cache_t *kmem_cache_create(const char *, size_t, size_t, unsigned long,
void (*)(void *, kmem_cache_t *, unsigned long),
void (*)(void *, kmem_cache_t *, unsigned long));
-extern int kmem_cache_destroy(kmem_cache_t *);
+extern void kmem_cache_destroy(kmem_cache_t *);
extern int kmem_cache_shrink(kmem_cache_t *);
extern void *kmem_cache_alloc(kmem_cache_t *, gfp_t);
extern void *kmem_cache_zalloc(struct kmem_cache *, gfp_t);
@@ -249,7 +249,7 @@ struct kmem_cache *kmem_cache_create(const char *c, size_t, size_t,
unsigned long,
void (*)(void *, struct kmem_cache *, unsigned long),
void (*)(void *, struct kmem_cache *, unsigned long));
-int kmem_cache_destroy(struct kmem_cache *c);
+void kmem_cache_destroy(struct kmem_cache *c);
void *kmem_cache_alloc(struct kmem_cache *c, gfp_t flags);
void *kmem_cache_zalloc(struct kmem_cache *, gfp_t);
void kmem_cache_free(struct kmem_cache *c, void *b);
diff --git a/mm/slab.c b/mm/slab.c
index 7a48eb1a60c..c52ebf9c446 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2442,7 +2442,6 @@ EXPORT_SYMBOL(kmem_cache_shrink);
* @cachep: the cache to destroy
*
* Remove a struct kmem_cache object from the slab cache.
- * Returns 0 on success.
*
* It is expected this function will be called by a module when it is
* unloaded. This will remove the cache completely, and avoid a duplicate
@@ -2454,7 +2453,7 @@ EXPORT_SYMBOL(kmem_cache_shrink);
* The caller must guarantee that noone will allocate memory from the cache
* during the kmem_cache_destroy().
*/
-int kmem_cache_destroy(struct kmem_cache *cachep)
+void kmem_cache_destroy(struct kmem_cache *cachep)
{
BUG_ON(!cachep || in_interrupt());
@@ -2475,7 +2474,7 @@ int kmem_cache_destroy(struct kmem_cache *cachep)
list_add(&cachep->next, &cache_chain);
mutex_unlock(&cache_chain_mutex);
unlock_cpu_hotplug();
- return 1;
+ return;
}
if (unlikely(cachep->flags & SLAB_DESTROY_BY_RCU))
@@ -2483,7 +2482,6 @@ int kmem_cache_destroy(struct kmem_cache *cachep)
__kmem_cache_destroy(cachep);
unlock_cpu_hotplug();
- return 0;
}
EXPORT_SYMBOL(kmem_cache_destroy);
diff --git a/mm/slob.c b/mm/slob.c
index 20188627347..542394184a5 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -270,10 +270,9 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
}
EXPORT_SYMBOL(kmem_cache_create);
-int kmem_cache_destroy(struct kmem_cache *c)
+void kmem_cache_destroy(struct kmem_cache *c)
{
slob_free(c, sizeof(struct kmem_cache));
- return 0;
}
EXPORT_SYMBOL(kmem_cache_destroy);