slab_want_init_on_alloc
if (unlikely(slab_want_init_on_alloc(gfp, cache)))
init = slab_want_init_on_alloc(gfpflags, s);
init = slab_want_init_on_alloc(gfp, s);
slab_want_init_on_alloc(alloc_gfp, s), size);
slab_want_init_on_alloc(flags, s), s->object_size))) {