diff options
| author | Christoph Lameter <cl@linux.com> | 2012-09-05 00:20:34 +0000 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2012-09-05 12:00:36 +0300 |
| commit | 278b1bb1313664d4999a7f7d47a8a8d964862d02 (patch) | |
| tree | 65e05bc30338a24fd4afd4c4e8b49b8d3e002218 /mm/slob.c | |
| parent | 96d17b7be0a9849d381442030886211dbb2a7061 (diff) | |
| download | linux-278b1bb1313664d4999a7f7d47a8a8d964862d02.tar.bz2 | |
mm/sl[aou]b: Move kmem_cache allocations into common code
Shift the allocations to common code. That way the allocation and
freeing of the kmem_cache structures is handled by common code.
Reviewed-by: Glauber Costa <glommer@parallels.com>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
Diffstat (limited to 'mm/slob.c')
| -rw-r--r-- | mm/slob.c | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/mm/slob.c b/mm/slob.c index 50f605322700..9b0cee1e8475 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -508,34 +508,26 @@ size_t ksize(const void *block) } EXPORT_SYMBOL(ksize); -struct kmem_cache *__kmem_cache_create(const char *name, size_t size, +int __kmem_cache_create(struct kmem_cache *c, const char *name, size_t size, size_t align, unsigned long flags, void (*ctor)(void *)) { - struct kmem_cache *c; - - c = slob_alloc(sizeof(struct kmem_cache), - GFP_KERNEL, ARCH_KMALLOC_MINALIGN, -1); - - if (c) { - c->name = name; - c->size = size; - if (flags & SLAB_DESTROY_BY_RCU) { - /* leave room for rcu footer at the end of object */ - c->size += sizeof(struct slob_rcu); - } - c->flags = flags; - c->ctor = ctor; - /* ignore alignment unless it's forced */ - c->align = (flags & SLAB_HWCACHE_ALIGN) ? SLOB_ALIGN : 0; - if (c->align < ARCH_SLAB_MINALIGN) - c->align = ARCH_SLAB_MINALIGN; - if (c->align < align) - c->align = align; - - kmemleak_alloc(c, sizeof(struct kmem_cache), 1, GFP_KERNEL); - c->refcount = 1; + c->name = name; + c->size = size; + if (flags & SLAB_DESTROY_BY_RCU) { + /* leave room for rcu footer at the end of object */ + c->size += sizeof(struct slob_rcu); } - return c; + c->flags = flags; + c->ctor = ctor; + /* ignore alignment unless it's forced */ + c->align = (flags & SLAB_HWCACHE_ALIGN) ? SLOB_ALIGN : 0; + if (c->align < ARCH_SLAB_MINALIGN) + c->align = ARCH_SLAB_MINALIGN; + if (c->align < align) + c->align = align; + + c->refcount = 1; + return 0; } void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node) |