req->ki_ctx = NULL; req->ki_filp = NULL; req->ki_obj.user = NULL; req->ki_dtor = NULL; req->private = NULL;
static inline void really_put_req(struct kioctx *ctx, struct kiocb *req){	if (req->ki_dtor)		req->ki_dtor(req);	req->ki_ctx = NULL;	req->ki_filp = NULL;	req->ki_obj.user = NULL;	req->ki_dtor = NULL;	req->private = NULL;	kmem_cache_free(kiocb_cachep, req);	ctx->reqs_active--;	if (unlikely(!ctx->reqs_active && ctx->dead))		wake_up(&ctx->wait);}