rmdir("/old");
if (opts.procfs) {
mkdir("/proc", 0755);
- mount("proc", "/proc", "proc", MS_NOATIME, 0);
+ mount("proc", "/proc", "proc", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, 0);
}
if (opts.sysfs) {
mkdir("/sys", 0755);
- mount("sysfs", "/sys", "sysfs", MS_NOATIME, 0);
+ mount("sysfs", "/sys", "sysfs", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, 0);
}
if (opts.ronly)
mount(NULL, "/", NULL, MS_RDONLY | MS_REMOUNT, 0);