__ALIGN_KERNEL
#define L1_CACHE_ALIGN(x) __ALIGN_KERNEL(x, L1_CACHE_BYTES)
#define COMPAT_XT_ALIGN(s) __ALIGN_KERNEL((s), __alignof__(struct _compat_xt_align))
#define XT_ALIGN(s) __ALIGN_KERNEL((s), __alignof__(struct _xt_align))
#define NL_MMAP_MSG_ALIGN(sz) __ALIGN_KERNEL(sz, NL_MMAP_MSG_ALIGNMENT)
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a))
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a))
#define NL_MMAP_MSG_ALIGN(sz) __ALIGN_KERNEL(sz, NL_MMAP_MSG_ALIGNMENT)
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a))
aligned = cnf.sc_data ? __ALIGN_KERNEL(len, 4) : 0;
__ALIGN_KERNEL(nhdr->n_namesz, 4) +
__ALIGN_KERNEL(nhdr->n_descsz, 4);
note = p + sizeof(*nhdr) + __ALIGN_KERNEL(nhdr->n_namesz, 4);