MNT_COUNT_WRITEOPCOUNT
case MNT_COUNT_WRITEOPCOUNT:
case MNT_COUNT_WRITEOPCOUNT:
vfs_mount_fetch_counter(mp, MNT_COUNT_WRITEOPCOUNT), mp->mnt_writeopcount);
MNT_COUNT_WRITEOPCOUNT) + 2;
MNT_COUNT_WRITEOPCOUNT) + 2) * fs->fs_contigsumsize;