taglinefilesource code
st_rdev27fs/stat.ctmp.st_rdev = inode->i_zone[0];
st_rdev13include/sys/stat.hdev_t  st_rdev;
st_rdev66tools/build.cmajor_root = MAJOR(sb.st_rdev);
st_rdev67tools/build.cminor_root = MINOR(sb.st_rdev);