Function ff_hook_epoll_create

adapter/syscall/ff_hook_syscall.c:1917–1947

* Use F-Stack stack by default. * * If fdsize set SOCK_KERNEL(0x01000000) and not set SOCK_FSTACK(0x02000000), means use kernel stack. * And the max fdsize shoud be <= (SOCK_KERNEL - 1). * * If fdsize set [1, 16], means use kernel stack, need to consider a better implementation. */

 * If fdsize set [1, 16], means use kernel stack, need to consider a better implementation.
 */
int
ff_hook_epoll_create(int fdsize)
{

    ERR_LOG("ff_hook_epoll_create, fdsize:%d\n", fdsize);
    if (inited == 0 || ((fdsize & SOCK_KERNEL) && !(fdsize & SOCK_FSTACK))/* || (fdsize >= 1 && fdsize <= 16)*/) {
        fdsize &= ~SOCK_KERNEL;
        return ff_linux_epoll_create(fdsize);
    }

    DEFINE_REQ_ARGS(epoll_create);

    args->size = size;

    SYSCALL(FF_SO_EPOLL_CREATE, args);

    if (ret >= 0) {
#ifdef FF_KERNEL_EVENT
        int kernel_fd;

        kernel_fd = ff_linux_epoll_create(fdsize);
        fstack_kernel_fd_map[ret] = kernel_fd;
        ERR_LOG("ff_hook_epoll_create fstack fd:%d, FF_KERNEL_EVENT kernel_fd:%d:\n", ret, kernel_fd);
#endif
        ret = convert_fstack_fd(ret);
    }

    ERR_LOG("ff_hook_epoll_create return fd:%d\n", ret);

    RETURN();
}

int
ff_hook_epoll_ctl(int epfd, int op, int fd,