DISPATCH_LOG_BYTES
#define N_DISPATCH_LOG (DISPATCH_LOG_BYTES / sizeof(struct dtl_entry))
((u32 *)dtl->buf)[1] = cpu_to_be32(DISPATCH_LOG_BYTES);
((u32 *)dtl->buf)[1] = cpu_to_be32(DISPATCH_LOG_BYTES);
dtl->enqueue_to_dispatch_time = cpu_to_be32(DISPATCH_LOG_BYTES);
dtl_cache = kmem_cache_create_usercopy("dtl", DISPATCH_LOG_BYTES,
DISPATCH_LOG_BYTES, 0, 0, DISPATCH_LOG_BYTES, ctor);
#define NR_DTL_PAGE (DISPATCH_LOG_BYTES * CONFIG_NR_CPUS / PAGE_SIZE)