- snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", c->block_size);
- c->slab_cache = kmem_cache_create(slab_name, c->block_size, ARCH_KMALLOC_MINALIGN,
+ unsigned align = min(1U << __ffs(block_size), (unsigned)PAGE_SIZE);
+ snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", block_size);
+ c->slab_cache = kmem_cache_create(slab_name, block_size, align,