Merge "init/builtins.cpp: Switch to finit_module"

#include <sys/socket.h>

#include <sys/mount.h>

#include <sys/resource.h>

#include <sys/syscall.h>

#include <sys/time.h>

#include <sys/types.h>

#include <sys/stat.h>

#define UNMOUNT_CHECK_MS 5000

#define UNMOUNT_CHECK_TIMES 10

// System call provided by bionic but not in any header file.

extern "C" int init_module(void *, unsigned long, const char *);

static const int kTerminateServiceDelayMicroSeconds = 50000;

static int insmod(const char *filename, const char *options) {

    std::string module;

    if (!read_file(filename, &module)) {

    int fd = open(filename, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);

    if (fd == -1) {

        ERROR("insmod: open(\"%s\") failed: %s", filename, strerror(errno));

        return -1;

    }

    // TODO: use finit_module for >= 3.8 kernels.

    return init_module(&module[0], module.size(), options);

    int rc = syscall(__NR_finit_module, fd, options, 0);

    if (rc == -1) {

        ERROR("finit_module for \"%s\" failed: %s", filename, strerror(errno));

    }

    close(fd);

    return rc;

}

static int __ifupdown(const char *interface, int up) {